ldp.html
author John Arwe
Tue, 21 May 2013 15:46:16 -0400
changeset 116 48fabccf847c
parent 115 c8f6c689d373
child 120 edf269bcce8a
permissions -rw-r--r--
Issue-35 resolution: do not re-use URIs on create
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<!DOCTYPE html>
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<html>
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  <head>
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    <title>Linked Data Platform 1.0</title>
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    <meta http-equiv='Content-Type' content='text/html;charset=utf-8'/>
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    <!-- 
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      === NOTA BENE ===
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      For the three scripts below, if your spec resides on dev.w3 you can check them
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      out in the same tree and use relative links so that they'll work offline,
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     -->
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    <script src='https://www.w3.org/Tools/respec/respec-w3c-common' class='remove' async></script> 
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    <script class='remove'>
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      var respecConfig = {
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          // specification status (e.g. WD, LCWD, NOTE, etc.). If in doubt use ED.
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          specStatus:           "ED",
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          // the specification's short name, as in http://www.w3.org/TR/short-name/
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          shortName:            "ldp",
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          // TODO: Confirm short name
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          // if your specification has a subtitle that goes below the main
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          // formal title, define it here
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          // subtitle   :  "an excellent document",
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          // if you wish the publication date to be other than today, set this
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          // publishDate:  "2009-08-06",
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          // if the specification's copyright date is a range of years, specify
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          // the start date here:
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          // copyrightStart: "2005"
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          // if there is a previously published draft, uncomment this and set its YYYY-MM-DD date
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          // and its maturity status
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          previousPublishDate:  "2013-03-07",
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          previousMaturity:  	"FPWD",
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          previousURI: 			"http://www.w3.org/TR/2013/WD-ldp-20130307/",
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          // if there a publicly available Editor's Draft, this is the link
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          edDraftURI:           "http://www.w3.org/2012/ldp/hg/ldp.html",
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          // if this is a LCWD, uncomment and set the end of its review period
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          // lcEnd: "2009-08-05",
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          // if you want to have extra CSS, append them to this list
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          // it is recommended that the respec.css stylesheet be kept
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          //extraCSS:             ["https://dvcs.w3.org/hg/ldpwg/css/respec.css"],
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          // editors, add as many as you like
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          // only "name" is required
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          editors:  [
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              { name: "Steve Speicher", url: "http://stevespeicher.blogspot.com",
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                company: "IBM Corporation", companyURL: "http://ibm.com/" },
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              { name: "John Arwe", url: "https://www.ibm.com/developerworks/mydeveloperworks/groups/service/html/allcommunities?userid=120000CAW7",
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                company: "IBM Corporation", companyURL: "http://ibm.com/" },
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			  {name: "Ashok Malhotra", url: "ashok.malhotra@oracle.com",
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			    company: "Oracle Corporation", companyURL: "http://www.oracle.com" },
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          ],
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          // authors, add as many as you like. 
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          // This is optional, uncomment if you have authors as well as editors.
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          // only "name" is required. Same format as editors.
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          //authors:  [
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          //    { name: "Your Name", url: "http://example.org/",
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          //      company: "Your Company", companyURL: "http://example.com/" },
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          //],
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          // name of the WG
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          wg:           "Linked Data Platform Working Group",
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          // URI of the public WG page
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          wgURI:        "http://www.w3.org/2012/ldp",
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          // name (without the @w3c.org) of the public mailing to which comments are due
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          wgPublicList: "public-ldp-wg",
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          // URI of the patent status for this WG, for Rec-track documents
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          // !!!! IMPORTANT !!!!
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          // This is important for Rec-track documents, do not copy a patent URI from a random
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          // document unless you know what you're doing. If in doubt ask your friendly neighbourhood
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          // Team Contact.
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          wgPatentURI:  "http://www.w3.org/2004/01/pp-impl/55082/status",
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          doRDFa: "1.1",
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      };
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    </script>
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    <style type="text/css">
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    	div.rule {padding-top: 1em;}
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    	div.ldp-issue {
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	    	border-color: #E05252;
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			background: #FBE9E9;
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			padding: 0.5em;
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			margin: 1em 0;
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			position: relative;
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			clear: both;
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			border-left-width: .5em;
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			border-left-style: solid;
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    	}
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    	div.ldp-issue-title {
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    	    color: #E05252;
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    	    padding-right: 1em;
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            min-width: 7.5em;
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    	}
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    </style>
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    <style type="text/css" media="all">
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    	code {
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    	    font-weight:bold;
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    	}
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		 /* ReSpec uses color ff4500 for code elements, which does not print well on some black & white printers
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		    and is a little hard to read for some folks even on-line. */
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    </style>
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  </head>
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<body>
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<section id='abstract'>
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A set of best practices and simple approach for a read-write Linked Data architecture, based on
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HTTP access to web resources that describe their state using the <abbr title="Resource Description Framework">RDF</abbr>
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data model.
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</section>
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<section>
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<h1 id="intro">Introduction</h1>
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	<p>This document describes the use
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	of HTTP for accessing, updating, creating and deleting resources from
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	servers that expose their resources as Linked Data.  It provides some
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	new rules as well as clarifications and extensions of the four rules
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	of Linked Data [[LINKED-DATA]]:</p>
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	<p>1. Use URIs as names for things</p>
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	<p>2. Use HTTP URIs so that people can look up those
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		names</p>
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	<p>3. When someone looks up a URI, provide useful
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		information, using the standards (RDF*, <abbr title="SPARQL Protocol and RDF Query Language">SPARQL</abbr>)</p>
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	<p>4. Include links to other URIs. so that they can
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		discover more things</p>
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	<p>The best practices and
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		anti-patterns covered in this document are:</p>
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	<ul>
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		<li><p>
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			<em>Resources</em> - a summary of the
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				HTTP and RDF standard techniques and best practices that you should
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				use, and anti-patterns you should avoid, when constructing clients
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				and servers that read and write Linked Data.
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			</p>
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		</li>
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		<li><p>
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			<em>Containers</em> - defines resources
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				that allow new resources to be created using HTTP POST and existing
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				resources to be found using HTTP GET. 
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			</p>
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		</li>
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	</ul>
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	<p>Additionally, it is the intention
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	of this document to enable additional rules and layered groupings of
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	rules, such as additional specifications.  The scope is intentionally
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	narrow to provide a set of key rules for reading and writing Linked
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	Data that most, if not all, other specifications will depend upon and
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	implementations will support.</p>   
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</section>
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<section>
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<h1 id="terms">Terminology</h1>
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<p>Terminology is based on W3C's Architecture of the World Wide Web [[WEBARCH]] and Hyper-text Transfer Protocol [[HTTP11]].
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</p>
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  <dl class="glossary">
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	<dt>Link</dt>
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	<dd>A relationship between two resources when one resource (representation) refers to the other resource by means
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		of a URI [[WEBARCH]].
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		<p></p></dd>
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	<dt>Linked Data</dt>
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	<dd>As defined by Tim Berners-Lee [[LINKED-DATA]].<p></p></dd>
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	<dt><dfn>Linked Data Platform Resource</dfn> (<dfn><abbr title="Linked Data Platform Resource">LDPR</abbr></dfn>)</dt>
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	<dd>HTTP resource whose state is represented in RDF that conforms to the simple lifecycle
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		patterns and conventions in the <a href="#ldpr">LDPRs</a> section.<p></p></dd>
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	<dt><dfn>Linked Data Platform Container</dfn> (<dfn><abbr title="Linked Data Platform Container">LDPC</abbr></dfn>)</dt>
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	<dd>An LDPR representing a collection of same-subject, same-predicate triples which is uniquely identified by a URI
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	that responds to client requests for creation, modification, and enumeration of its members.
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	<p></p></dd>
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	<dt>Client</dt>
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	<dd>A program that establishes connections for the purpose of sending requests [[HTTP11]].<p></p></dd>
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	<dt>Server</dt>
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	<dd>An application
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		program that accepts connections in order to service requests by
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		sending back responses. 
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		<p>Any given program may be capable of being
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		both a client and a server; our use of these terms refers only to
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		the role being performed by the program for a particular
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		connection, rather than to the program's capabilities in general.
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		Likewise, any server may act as an origin server, proxy, gateway,
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		or tunnel, switching behavior based on the nature of each request
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		[[HTTP11]]. </p></dd>
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	<dt>Membership triples</dt>
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	<dd>A set of triples in an LDPC's state that lists its members.
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		The membership triples of a container all have the same
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		subject and predicate, and the objects of the membership triples define
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		the container's members. 
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	<p></p></dd>
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	<dt>Membership subject</dt>
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	<dd>The subject of all an LDPC's <a title="Membership triples">membership triples</a>.
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	<p></p></dd>
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	<dt>Membership predicate</dt>
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	<dd>The predicate of all an LDPC's <a title="Membership triples">membership triples</a>.
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	<p></p></dd>
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  </dl>
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<section>
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<h2 id="conventions">Conventions Used in This Document</h2>
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	<p>Sample resource representations are provided in <code>text/turtle</code>
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		format [[TURTLE]].</p>
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	<p>Commonly used namespace prefixes:</p>
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	<pre style="word-wrap: break-word; white-space: pre-wrap;">	@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
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	@prefix rdf:     &lt;http://www.w3.org/1999/02/22-rdf-syntax-ns#&gt;.
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	@prefix rdfs:    &lt;http://www.w3.org/2000/01/rdf-schema#&gt;.
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	@prefix ldp:     &lt;http://www.w3.org/ns/ldp#&gt;.
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	@prefix xsd:     &lt;http://www.w3.org/2001/XMLSchema#&gt;.</pre>
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</section>
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</section>
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<section id='conformance'>
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<p>The status of the sections of Linked Data Platform 1.0 (this document) is as follows:</p>
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<ul>
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  <li>1. Introduction: <b>informative</b></li>
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  <li>2. Terminology: <b>informative</b></li>
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  <li>3. Conformance: <b>normative</b></li>
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  <li>4. Linked Data Platform Resources: <b>normative</b></li>
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  <li>5. Linked Data Platform Containers: <b>normative</b></li>
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  <li>A. Acknowledgements: <b>normative</b></li> 
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  <li>B. Change History: <b>normative</b></li>
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  <li>D.1 Normative references: <b>normative</b></li>
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  <li>D.2 Informative references: <b>informative</b></li>
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</ul>
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<p>A conforming <b>LDP Server</b> is an application program that processes HTTP 
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requests and generates HTTP responses that conform to the rules defined in sections on <a href="#linked-data-platform-resources">LDPRs</a>
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and <a href="#linked-data-platform-containers">LDPCs</a></p>
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<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/57">ISSUE-57</a></div>
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	How can a client determine that it is in communication with an LDP server?
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	</div>
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<p>A conforming <b>LDP Client</b> is an application program that generates HTTP 
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requests and processes HTTP responses that conform to the rules defined in sections on <a href="#linked-data-platform-resources">LDPRs</a>
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and <a href="#linked-data-platform-containers">LDPCs</a></p>
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</section>
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<section>
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<h1 id="ldpr">Linked Data Platform Resources</h1>
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	<p>Linked Data Platform Resources (<dfn><abbr title="Linked Data Platform Resources">LDPRs</abbr></dfn>) are HTTP resources
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		that conform to the simple patterns and conventions in this section.
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		HTTP requests to access, modify, create or delete LDPRs are accepted
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		and processed by LDPR servers. Most LDPRs are domain-specific resources
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		that contain data for an entity in some domain, which could be
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		commercial, governmental, scientific, religious, or other.</p>
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	<p>Some of the rules defined in this document provide
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		clarification and refinement of the base Linked Data rules [[LINKED-DATA]];
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		others address additional needs.</p>
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	<p>The rules for Linked Data Platform Resources address basic
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		questions such as:</p>
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	<ul>
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		<li>What resource formats should be used?</li>
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		<li>How is optimistic collision detection handled for updates?</li>
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		<li>What should client expectations be for changes to linked-to resources,
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				such as type changes?</li>
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		<li>What can servers do to ease the burden of constraints for resource
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				creation?</li>
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	</ul>
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	<p>Additional informative guidance is available on the <a
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			href="http://www.w3.org/2012/ldp/wiki/Deployment_Guide"
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			class="external "
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			title="Deployment Guide"
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			rel="nofollow">working group's wiki</a> that addresses deployment
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		questions such as:</p>
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	<ul>
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		<li>What literal value types should be used?</li>
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		<li>Are there some typical vocabularies that should be reused?</li>
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	</ul>
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	<p>The following sections define the rules and
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		guidelines for use of LDPRs.</p>
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<section>
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<h2 id="ldpr-general">General</h2>
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	<div id="ldpr-4_1_1" class="rule">4.1.1 LDPR servers MUST at least be HTTP/1.1 conformant servers [[!HTTP11]].</div>
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	<div id="ldpr-4_1_2" class="rule">4.1.2 LDPR servers MUST provide an RDF representation for LDPRs. 
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	The HTTP Request-URI of the LDPR is typically the subject of most triples in the response.
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	</div>
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	<div id="ldpr-4_1_3" class="rule">4.1.3 LDPR servers MAY host a mixture of LDPRs and non-LDPRs. For example, it
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		is common for LDPR servers to need to host binary or text resources
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		that do not have useful RDF representations.
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	</div>
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	<div id="ldpr-4_1_4" class="rule">4.1.4 LDPRs SHOULD reuse existing vocabularies instead of creating
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		their own duplicate vocabulary terms.  In addition to this general rule, some specific cases are
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		covered by other conformance rules.
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	</div>
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	<div id="ldpr-4_1_4_1" class="rule">4.1.4.1 LDPR predicates SHOULD use standard vocabularies such as Dublin Core
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		[[!DC-TERMS]], RDF [[!RDF-PRIMER]] and RDF Schema [[!RDF-SCHEMA]], whenever
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		possible.
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	</div>
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	<div id="ldpr-4_1_5" class="rule">4.1.5 LDPRs MUST use the predicate <code>rdf:type</code> to
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		represent the concept of type. The use of non-standard type
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		predicates, as well as <code>dcterms:type</code>, is
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		discouraged, as it is not recommended
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		by the Dublin Core Metadata Initiative for use with RDF resources [[!DC-RDF]]. 
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	</div>
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	<div id="ldpr-4_1_6" class="rule">4.1.6 LDPR representations SHOULD have at least one <code>rdf:type</code>
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		set explicitly.  This makes the representations much more useful to
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		client applications that don’t support inferencing.
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	</div>
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	<div id="ldpr-4_1_7" class="rule">4.1.7 LDPRs MUST use at least one RDF triple to represent a link
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		(relationship) to another resource. In other words, having the source
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		resource’s URI as the subject and the target resource’s URI as the
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		object of the triple representing the link (relationship) is enough and
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		does not require the creation of an intermediate link resource to
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		describe the relationship.
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	<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/44">ISSUE-44</a></div>
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	4.1.9.(now 4.1.7) is obscure or too restrictive
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	</div>
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	</div>
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	<div id="ldpr-4_1_8" class="rule">4.1.8 LDPR servers MAY support standard representations beyond those
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		necessary to conform to this specification. These
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		could be other RDF formats, like N3 or NTriples, but non-RDF formats
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		like HTML [[!HTML401]] and JSON [[!RFC4627]] would be likely be common.
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	</div>
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	<div id="ldpr-4_1_9" class="rule">4.1.9 LDPRs MAY be created, updated and deleted using methods not defined in
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		this document, for example through application-specific means, SPARQL
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		UPDATE, etc. [[!SPARQL-UPDATE]], as long as those methods do not conflict with this specification's 
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		normative requirements.
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	</div>
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	<div id="ldpr-4_1_10" class="rule">4.1.10 LDPR server responses MUST use entity tags (either weak or strong 
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ones) as response <code>ETag</code> header values.
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	</div>
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	<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/15">ISSUE-15</a></div>
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	sharing binary resources and metadata
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	</div>
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	<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/16">ISSUE-16</a></div>
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	Redirection of non-information resources to LDPRs
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	</div>
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	<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/19">ISSUE-19</a></div>
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	Adressing more error cases
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	</div>	
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	<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/32">ISSUE-32</a></div>
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	How can clients discover that a resource is an LDPR or LDPC, and what features are supported?
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	</div>
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		<div class="ldp-issue">
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	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/33">ISSUE-33</a></div>
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
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diff changeset
   366
	Pagination for non-container resources
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
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parents: 42
diff changeset
   367
	</div>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   368
111
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parents: 110
diff changeset
   369
	<div id="ldpr-4_1_11" class="rule">4.1.11 LDPR
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   370
		servers SHOULD enable simple creation and modification of LDPRs.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   371
		It is
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   372
		common for LDPR servers to put restrictions on representations – for
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   373
		example, the range of <code>rdf:type</code> predicates, datatypes of
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   374
		the objects of predicates, and the number of occurrences of predicates in an LDPR, but
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   375
		servers SHOULD minimize those restrictions.  Enforcement of
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   376
		more complex constraints will greatly restrict the set of clients
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   377
		that can modify resources. For some server applications, excessive
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   378
		constraints on modification of resources may be required.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   379
	</div>
12
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parents:
diff changeset
   380
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   381
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   382
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   383
<h2 id="ldpr-HTTP_GET">HTTP GET</h2>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   384
	<div id="ldpr-4_2_1" class="rule">4.2.1 LDPR servers MUST support the HTTP GET Method for LDPRs.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   385
	</div>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   386
	<div id="ldpr-4_2_2" class="rule">4.2.2 LDPR servers MUST provide a <code>text/turtle</code>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   387
		representation of the requested LDPR [[!TURTLE]].
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   388
	</div>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   389
	<div id="ldpr-4_2_3" class="rule">4.2.3 LDPR servers MAY provide 
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   390
		representations of the requested LDPR beyond those
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   391
		necessary to conform to this specification, using standard HTTP content negotiation. 
14
1d0aec0889c3 Setting mercurial auto model var
sspeiche
parents: 13
diff changeset
   392
		If the client does not indicate a preference, <code>text/turtle</code> MUST be returned.
69
0f9825dea52b Updating some simple formatting, reorganizing open issues and todos
sspeiche
parents: 68
diff changeset
   393
	</div>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   394
	<div id="ldpr-4_2_4" class="rule">4.2.4 In the absence of special knowledge of the application or domain, LDPR
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   395
		clients MUST assume that any LDPR can have multiple values for <code>rdf:type</code>.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   396
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   397
	<div id="ldpr-4_2_5" class="rule">4.2.5 In the absence of special knowledge of the application or domain, LDPR
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   398
		clients MUST assume that the <code>rdf:type</code> values
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   399
		of a given LDPR can change over time.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   400
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   401
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   402
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   403
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   404
<h2 id="ldpr-HTTP_POST">HTTP POST</h2>
93
598be81efe5f Expanded on wording for 4.3 to be more consistent
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parents: 92
diff changeset
   405
	<p>This specification adds no new requirements on HTTP POST for LDPRs 
598be81efe5f Expanded on wording for 4.3 to be more consistent
sspeiche
parents: 92
diff changeset
   406
		only when the LDPR supports that method.  This specification does not impose any
598be81efe5f Expanded on wording for 4.3 to be more consistent
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parents: 92
diff changeset
   407
		new requirement to support that method, and [[!HTTP11]] makes it optional</p>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   408
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   409
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   410
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   411
<h2 id="ldpr-HTTP_PUT">HTTP PUT</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   412
	<p>This specification imposes the following new requirements on HTTP PUT for LDPRs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   413
		only when the LDPR supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   414
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   415
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   416
	<div id="ldpr-4_4_1" class="rule">4.4.1 If HTTP PUT is performed on an existing resource, LDPR servers MUST
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   417
		replace the entire persistent state of the identified resource with
61
2f8a2d58e65c ISSUE-11 - 4.4.1 Relaxed the MUST ignore dc:modified/creator to MAY
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parents: 60
diff changeset
   418
		the entity representation in the body of the request. 
92
18891627c17f Fixed 2 old references to BPR
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parents: 91
diff changeset
   419
		LDPR servers MAY ignore server managed properties such as <code>dcterms:modified</code> 
61
2f8a2d58e65c ISSUE-11 - 4.4.1 Relaxed the MUST ignore dc:modified/creator to MAY
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parents: 60
diff changeset
   420
		and <code>dcterms:creator</code> if they are not under
2f8a2d58e65c ISSUE-11 - 4.4.1 Relaxed the MUST ignore dc:modified/creator to MAY
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parents: 60
diff changeset
   421
		client control. Any LDPR servers that wish
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   422
		to support a more sophisticated merge of data provided by the client
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   423
		with existing state stored on the server for a resource MUST use HTTP
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
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parents:
diff changeset
   424
		PATCH, not HTTP PUT.
61
2f8a2d58e65c ISSUE-11 - 4.4.1 Relaxed the MUST ignore dc:modified/creator to MAY
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parents: 60
diff changeset
   425
	</div>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   426
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   427
	<div id="ldpr-4_4_2" class="rule">4.4.2 LDPR clients SHOULD use the HTTP <code>If-Match</code>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   428
		header and HTTP <code>ETags</code> to ensure it isn’t
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   429
		modifying a resource that has changed since the client last retrieved
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   430
		its representation. LDPR servers SHOULD require the HTTP <code>If-Match</code> header and HTTP <code>ETags</code>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   431
		to detect collisions. LDPR servers MUST respond with status code 412
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   432
		(Condition Failed) if <code>ETag</code>s fail to match if there are no other
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   433
		errors with the request [[!HTTP11]].
12
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parents:
diff changeset
   434
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   435
	<div id="ldpr-4_4_3" class="rule">4.4.3 LDPR clients SHOULD always assume that the set of predicates for a
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   436
		resource of a particular type at an arbitrary server is open, in the
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   437
		sense that different resources of the same type may not all have the
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   438
		same set of predicates in their triples, and the set of predicates that
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   439
		are used in the state of any one resource is not limited to any pre-defined
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   440
		set.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   441
	</div>
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   442
	<div id="ldpr-4_4_4" class="rule">4.4.4 LDPR clients SHOULD assume that an LDPR server could discard triples
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   443
		whose predicates the server does not recognize or otherwise chooses
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   444
		not to persist. In other words, LDPR servers MAY restrict themselves
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   445
		to a known set of predicates, but LDPR clients MUST NOT restrict themselves to a known set of predicates 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   446
		when their intent is to perform a later HTTP PUT to update the resource.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   447
	</div>
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   448
	<div id="ldpr-4_4_5" class="rule">4.4.5 An LDPR client MUST preserve all triples retrieved using HTTP GET that
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   449
		it doesn’t change whether it understands the predicates or not, when
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   450
		its intent is to perform an update using HTTP PUT.  The use of HTTP
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   451
		PATCH instead of HTTP PUT for update avoids this burden for clients
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   452
		[[RFC5789]].
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   453
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   454
	<div id="ldpr-4_4_6" class="rule">4.4.6 LDPR servers MAY choose to allow the creation of new resources using HTTP PUT.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   455
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   456
	<div id="ldpr-4_4_7" class="rule">4.4.7 LDPR servers SHOULD allow clients to update resources without
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   457
		requiring detailed knowledge of server-specific constraints.  
111
7b5387b10b06 ISSUE-9 Moved section 4.1.7 out of spec to the Deployment_Guide
sspeiche
parents: 110
diff changeset
   458
		This is a consequence of the requirement to <a href="#ldpr-4_1_11">enable simple creation and modification</a> of LPDRs.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   459
	</div>		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   460
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   461
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   462
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   463
<h2 id="ldpr-HTTP_DELETE">HTTP DELETE</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   464
	<p>This specification imposes the following new requirements on HTTP DELETE for LDPRs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   465
		only when the LDPR supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   466
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   467
		
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   468
	<div id="ldpr-4_5_1" class="rule">4.5.1 LDPR servers MUST remove the resource identified by the Request-URI.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   469
		After a successful HTTP DELETE, a subsequent HTTP GET on the same
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   470
		Request-URI MUST result in a 404 (Not found) or 410 (Gone) status
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   471
		code. Clients SHOULD note that servers MAY reuse a URI under some circumstances.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   472
	</div>
19
52d63fdf6ae8 ISSUE-24: Should DELETED resources remain deleted?
sspeiche
parents: 18
diff changeset
   473
	
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   474
	<div id="ldpr-4_5_2" class="rule">4.5.2 LDPR servers MAY alter the state of other resources as a result of an
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   475
		HTTP DELETE request. For example, it is acceptable for the server to
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   476
		remove triples from other resources whose subject or object is the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   477
		deleted resource. It is also acceptable and common for LDPR servers to
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   478
		not do this – behavior is server application specific.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   479
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   480
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   481
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   482
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   483
<h2 id="ldpr-HTTP_HEAD">HTTP HEAD</h2>
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   484
	<p>Note that certain LDP mechanisms, such as paging, rely on HTTP headers, and HTTP generally requires that
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   485
		HEAD responses include the same headers as GET responses.  
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   486
		Thus, implementers should also carefully read the
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   487
		<a href="#ldpr-HTTP_GET">GET section</a>.</p>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   488
	<div id="ldpr-4_6_1" class="rule">4.6.1 LDPR servers MUST support the HTTP HEAD method.</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   489
	<div id="ldpr-4_6_2" class="rule">4.6.2 LDPR servers MUST indicate their support for HTTP Methods by
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   490
		responding to a HTTP HEAD request on the LDPR’s URL with the HTTP
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   491
		Method tokens in the HTTP response header “<code>Allow</code>”.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   492
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   493
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   494
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   495
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   496
<h2 id="ldpr-HTTP_PATCH">HTTP PATCH</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   497
	<p>This specification imposes the following new requirements on HTTP PATCH for LDPRs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   498
		only when the LDPR supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   499
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   500
		
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   501
	<div id="ldpr-4_7_1" class="rule">4.7.1 LDPR servers MAY implement HTTP PATCH to allow modifications,
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   502
		especially partial replacement, of their resources [[!RFC5789]]. No
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   503
		minimal set of patch document formats is mandated by this document.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   504
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   505
	<div id="ldpr-4_7_2" class="rule">4.7.2 LDPR servers SHOULD allow clients to update resources without
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   506
		requiring detailed knowledge of server-specific constraints.  
111
7b5387b10b06 ISSUE-9 Moved section 4.1.7 out of spec to the Deployment_Guide
sspeiche
parents: 110
diff changeset
   507
		This is a consequence of the requirement to <a href="#ldpr-4_1_11">enable simple creation and modification</a> of LPDRs.
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   508
	</div>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   509
	<div id="ldpr-4_7_3" class="rule">4.7.3 LDPR servers SHOULD NOT allow clients to create new resources using PATCH.
115
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
   510
		<a href="#ldpc-HTTP_POST">POST (to an LDPC)</a> and/or <a href="#ldpc-HTTP_PUT">PUT</a> should be used as the standard way to create new LDPRs.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   511
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   512
	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   513
	<div class="ldp-issue">
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   514
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/17">ISSUE-17</a></div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   515
	changesets as a recommended PATCH format
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   516
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   517
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   518
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   519
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   520
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   521
<section>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   522
<h1 id="ldpc">Linked Data Platform Containers</h1>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   523
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   524
<section class="informative">		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   525
<h2 id="ldpc-informative">Informative</h2>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   526
	<p>Many HTTP applications and sites have organizing
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   527
		concepts that partition the overall space of resources into smaller
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   528
		containers. Blog posts are grouped into blogs, wiki pages are grouped
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   529
		into wikis, and products are grouped into catalogs. Each resource
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   530
		created in the application or site is created within an instance of
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   531
		one of these container-like entities, and users can list the existing
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   532
		artifacts within one. Containers answer some basic questions, which
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   533
		are:</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   534
	<ol>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   535
		<li>To which URLs can I POST to create new resources?</li>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   536
		<li>Where can I GET a list of existing resources?</li>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   537
		<li>How	is the order of the container entries expressed?</li>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   538
		<li>How do I get information about the members along with the container?</li>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   539
		<li>How	do I GET the entries of a large container broken up into pages?</li>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   540
		<li>How	can I ensure the resource data is easy to query?</li>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   541
	</ol>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   542
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   543
		This document defines the representation and behavior of containers
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   544
		that address these issues. The set of members of a container is
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   545
		defined by a set of triples in its representation (and state) called
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   546
		the membership triples. The membership triples of a container all
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   547
		have the same subject and predicate – the objects of the membership
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   548
		triples define the members of the container. The subject of the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   549
		membership triples is called the membership subject and the predicate
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   550
		is called the membership predicate. In the simplest cases, the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   551
		membership subject will be the LDPC resource itself, but it does not
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   552
		have to be. The membership predicate is also variable and will often
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   553
		be a predicate from the server application vocabulary or the <code>rdfs:member</code> predicate.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   554
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   555
	<p>This document includes a set of guidelines for
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   556
		using POST to create new resources and add them to the list of
104
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   557
		members of a container. It goes on to explain how to learn about a set of related
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   558
		resources, they may have been created using POST or through other means.
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   559
		This document also explains how to include
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   560
		information about each member in the container’s own representation
104
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   561
		and how to paginate the container representation if it gets too big.
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   562
		It also defines behavior when POST created resources are deleted, to clean up
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   563
		container membership, and deleting containers removes membership information and
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   564
		possibly perform some cleanup tasks on unreferenced member resoruces.</p>
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   565
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   566
	<p>The following illustrates a very simple
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   567
		container with only three members and some information about the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   568
		container (the fact that it is a container and a brief title):</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   569
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   570
<pre class="example"># The following is the representation of
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   571
#    http://example.org/container1/
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   572
@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   573
@prefix rdfs: &lt;http://www.w3.org/2000/01/rdf-schema#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   574
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   575
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   576
&lt;&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   577
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   578
   dcterms:title "A very simple container";
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   579
   rdfs:member &lt;member1&gt;, &lt;member2&gt;, &lt;member3&gt;.</pre>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   580
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   581
	<p>This example is very straightforward - the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   582
			membership predicate is <code>rdfs:member</code> and the membership subject is the container
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   583
			itself. A POST to this container will create a new resource
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   584
			and add it to the list of members by adding a new membership triple
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   585
			to the container.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   586
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   587
	<p>Sometimes it is useful to use a subject
87
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   588
	other than the container itself as the membership subject and to use
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   589
	a predicate other than <code>rdfs:member</code> as the membership predicate. Let's
88
a02636c16f05 Fixed typo in new text
sspeiche
parents: 87
diff changeset
   590
	start with a domain resource for a person's net worth, as illustrated below:</p>
87
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   591
			
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   592
<pre class="example" id="ldpc-ex-membership-full"># The following is a partial representation of
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   593
#   http://example.org/netWorth/nw1
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   594
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   595
@prefix o: &lt;http://example.org/ontology/&gt;.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   596
&lt;&gt;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   597
   a o:NetWorth;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   598
   o:netWorthOf &lt;http://example.org/users/JohnZSmith&gt;;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   599
   o:asset 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   600
      &lt;assetContainer/a1&gt;,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   601
      &lt;assetContainer/a2&gt;;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   602
   o:liability 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   603
      &lt;liabilityContainer/l1&gt;,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   604
      &lt;liabilityContainer/l2&gt;,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   605
      &lt;liabilityContainer/l3&gt;.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   606
</pre>
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   607
	<p>From this example, there is a <code>rdf:type</code> of <code>o:NetWorth</code> indicating the
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   608
	resource represents an instance of a person's net worth and <code>o:netWorthOf</code> predicate indicating 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   609
	the associated person.  There are two sets of same-subject, same-predicate pairings; one for assets and
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   610
	one for liabilities.  It would be helpful to be able to associate these multi-valued sets using a URL
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   611
	for them to assist with managing these, this is done by associating containers with them as 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   612
	illustrated below:
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   613
	</p>
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   614
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   615
<pre class="example" id="ldpc-ex-membership-full"># The following is an elaborated representation of
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   616
#   http://example.org/netWorth/nw1
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   617
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   618
@prefix o: &lt;http://example.org/ontology/&gt;.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   619
&lt;&gt;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   620
   a o:NetWorth;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   621
   o:netWorthOf &lt;http://example.org/users/JohnZSmith&gt;;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   622
   o:asset 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   623
      &lt;assetContainer/a1&gt;,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   624
      &lt;assetContainer/a2&gt;;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   625
   o:liability 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   626
      &lt;liabilityContainer/l1&gt;,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   627
      &lt;liabilityContainer/l2&gt;,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   628
      &lt;liabilityContainer/l3&gt;.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   629
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   630
&lt;assetContainer/&gt;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   631
   a ldp:Container;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   632
   dcterms:title "The assets of JohnZSmith";
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   633
   ldp:membershipSubject &lt;.&gt;;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   634
   ldp:membershipPredicate o:asset.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   635
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   636
&lt;liabilityContainer/&gt;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   637
   a ldp:Container;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   638
   dcterms:title "The liabilities of JohnZSmith";
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   639
   ldp:membershipSubject &lt;.&gt;;
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   640
   ldp:membershipPredicate o:liability.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   641
</pre>
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   642
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   643
	<p>The essential structure of the container is
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   644
	the same, but in this example, the membership subject is not the
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   645
	container itself – it is a separate net worth resource. The
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   646
	membership predicates are <code>o:asset</code> and <code>o:liability</code> – predicates
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   647
	from the domain model. A POST of an asset representation to the asset container will create a new
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   648
	asset and add it to the list of	members by adding a new membership triple
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   649
	to the container. You might wonder why
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   650
	<code>http://example.org/netWorth/nw1</code> isn't made a container itself and POST
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   651
	the new asset directly there. That would be a fine design if <code>http://example.org/netWorth/nw1</code>
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   652
	had only assets, but if it has separate predicates for assets and liabilities,
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   653
	that design will not work because it is unspecified to which predicate the POST
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   654
	should add a membership triple. Having separate <code>http://example.org/netWorth/nw1/assetContainer/</code> 
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   655
	and <code>http://example.org/netWorth/nw1/liabilityContainer/</code> container
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   656
	resources allows both assets and liabilities to be created.
671fe85a872b Inserted examples 2&3, a more complete NetWorth resource
sspeiche
parents: 86
diff changeset
   657
	</p>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   658
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   659
<pre class="example" id="ldpc-ex-membership-subj">
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   660
# The following is the representation of
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   661
#   http://example.org/netWorth/nw1/assetContainer/
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   662
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   663
@prefix o: &lt;http://example.org/ontology/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   664
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   665
&lt;&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   666
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   667
   ldp:membershipSubject &lt;http://example.org/netWorth/nw1&gt;;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   668
   ldp:membershipPredicate o:asset.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   669
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   670
&lt;http://example.org/netWorth/nw1&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   671
   a o:NetWorth;
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   672
   o:asset &lt;a1&gt;, &lt;a2&gt;.</pre>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   673
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   674
	<p>In this example, clients cannot simply guess
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   675
			which resource is the membership subject and which predicate is the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   676
			membership predicate, so the example includes this information in
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   677
			triples whose subject is the LDPC resource itself.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   678
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   679
	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   680
	<div id="ldpc-member_data" class="rule">5.1.1 Container Member Information</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   681
	<em>This section is non-normative</em>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   682
	<p>In many – perhaps most – applications
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   683
		involving containers, it is desirable for the client to be able to
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   684
		get information about each container member without having to do a
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   685
		GET on each one. LDPC allows servers to include this information
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   686
		directly in the representation of the container. The server decides
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   687
		the amount of data about each member that is provided. Some common
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   688
		strategies include providing a fixed number of standard properties,
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   689
		or providing the entire RDF representation of each member resource,
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   690
		or providing nothing. The server application domain and its use-cases
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   691
		will determine how much information is required.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   692
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   693
	<p>Continuing on from the net worth
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   694
		example, there will be additional triples for the member resources
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   695
		(assets) in the representation:</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   696
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   697
<pre class="example"># The following is the representation of
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   698
#	 http://example.org/netWorth/nw1/assetContainer/
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   699
@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   700
@prefix ldp:      &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   701
@prefix o:       &lt;http://example.org/ontology/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   702
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   703
&lt;&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   704
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   705
   dcterms:title "The assets of JohnZSmith";
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   706
   ldp:membershipSubject &lt;http://example.org/netWorth/nw1&gt;;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   707
   ldp:membershipPredicate o:asset.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   708
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   709
&lt;http://example.org/netWorth/nw1&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   710
   a o:NetWorth;
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   711
   o:asset &lt;a1&gt;, &lt;a3&gt;, &lt;a2&gt;.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   712
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   713
&lt;a1&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   714
   a o:Stock;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   715
   o:value 10000.
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   716
&lt;a2&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   717
   a o:Bond;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   718
   o:value 20000.
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   719
&lt;a3&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   720
   a o:RealEstateHolding;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   721
   o:value 300000.</pre>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   722
102
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   723
<div class="ldp-issue">
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   724
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/58">ISSUE-58</a></div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   725
	Property for asserting that complete description of members is included in LDPC representation
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   726
	</div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   727
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   728
	<div id="ldpc-get_non-member_props" class="rule">5.1.2 Retrieving Only Non-member Properties
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   729
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   730
	<em>This section is non-normative</em>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   731
	<p>The representation of a container
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   732
		that has many members will be large. There are several important
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   733
		cases where clients need to access only the non-member properties of
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   734
		the container. Since retrieving the whole container representation to
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   735
		get this information may be onerous for clients and cause unnecessary
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   736
		overhead on servers, it is desired to define a way to retrieve only
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   737
		the non-member property values. Defining for each LDPC a corresponding
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   738
		resource, called the “non-member resource”, whose state is a subset
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   739
		of the state of the container, does this.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   740
	<p>The example listed here only show
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   741
		a simple case where only a few simple non-member properties are
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   742
		retrieved. In real world situations more complex cases are likely, such as those that add other predicates to
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   743
		containers, for example providing validation information and
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   744
		associating SPARQL endpoints. [[SPARQL-QUERY]]</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   745
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   746
		Here is an example requesting the non-member properties of a
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   747
		container identified by the URL <code>http://example.org/container1/</code>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   748
		and adding the query string <code>?non-member-properties</code> :
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   749
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   750
<p>Request:</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   751
<pre class="example">GET /container1?non-member-properties HTTP/1.1
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   752
Host: example.org
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   753
Accept: text/turtle; charset=UTF-8
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   754
</pre>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   755
<p>Response:</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   756
<pre class="example">HTTP/1.1 200 OK
13
eea17080fdf2 Minor typo fix and some notes
sspeiche
parents: 12
diff changeset
   757
Content-Type: text/turtle; charset=UTF-8
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   758
ETag: "_87e52ce291112"
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   759
Content-Length: 325
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   760
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   761
@prefix rdfs: &lt;http://www.w3.org/2000/01/rdf-schema#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   762
@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   763
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   764
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   765
&lt;http://example.org/container1/&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   766
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   767
   dcterms:title "A Linked Data Platform Container of Acme Resources";
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   768
   ldp:membershipPredicate rdfs:member;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   769
   dcterms:publisher &lt;http://acme.com/&gt;.</pre>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   770
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   771
	<div id="ldpc-paging" class="rule">5.1.3 Paging</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   772
	<em>This section is non-normative</em>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   773
	<p>It sometimes happens that a
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   774
		container is too large to reasonably transmit its representation in a
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   775
		single HTTP response. This will be especially true if the container
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   776
		representation includes many triples from the representations of its
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   777
		members. A client could anticipate that a container will be too large -
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   778
		for example, a client tool that accesses defects may assume that an
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   779
		individual defect will usually be of sufficiently constrained size
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   780
		that it makes sense to request all of it at once, but that the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   781
		container of all the defects ever created will typically be too big.
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   782
		Alternatively, a server could recognize that a container that has been
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   783
		requested is too big to return in a single message.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   784
	<p>
78
539b6b098ee8 Comments received from David Woods: abstract, paging informative (part 1)
sspeiche
parents: 77
diff changeset
   785
		To address this problem, LDPCs should support a technique called Paging.  Paging can be achieved with a
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   786
		simple RDF pattern. For each container resource, <code>&lt;containerURL&gt;</code>, we define a new
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   787
		'first page' resource.  In this example, its URL will be <code>&lt;containerURL&gt;?firstPage</code>,
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   788
		but servers are free to construct the URL as they see fit.
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   789
		The triples in the representation of the each page
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   790
		are a subset of the triples in the container
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   791
		- same subject, predicate and object.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   792
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   793
	<p>LDPC servers may respond to requests for a
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   794
		container by redirecting the client to the first page resource –
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   795
		using a 303 “See Other” redirect to the actual URL for the page
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   796
		resource.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   797
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   798
		Continuing on from the member information from the JohnZSmith net
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   799
		worth example, we’ll split the response across two pages.  
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   800
		To find the URL of the first page, the client makes a <code>HEAD</code> request
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   801
		to the container's URL, and in the response looks for a HTTP <code>Link</code>
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   802
		header with <code>rel="first"</code>; the target URI in the header is the URL
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   803
		of the first page resource.
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
   804
		The client then 
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   805
		requests the first page as <code>http://example.org/netWorth/nw1/assetContainer/?firstPage</code>:
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   806
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   807
<pre class="example"># The following is the representation of
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   808
#    http://example.org/netWorth/nw1/assetContainer/?firstPage
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   809
@prefix rdf: &lt;http://www.w3.org/1999/02/22-rdf-syntax-ns#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   810
@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   811
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   812
@prefix o: &lt;http://example.org/ontology/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   813
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   814
&lt;http://example.org/netWorth/nw1/assetContainer/&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   815
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   816
   dcterms:title "The assets of JohnZSmith";
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   817
   ldp:membershipSubject &lt;http://example.org/netWorth/nw1&gt;;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   818
   ldp:membershipPredicate o:asset.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   819
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   820
&lt;http://example.org/netWorth/nw1/assetContainer/?firstPage&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   821
   a ldp:Page;
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   822
   ldp:pageOf &lt;http://example.org/netWorth/nw1/assetContainer/&gt;;
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   823
   ldp:nextPage &lt;http://example.org/netWorth/nw1/assetContainer/?p=2&gt;.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   824
 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   825
&lt;http://example.org/netWorth/nw1&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   826
    a o:NetWorth;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   827
	o:asset
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   828
	&lt;http://example.org/netWorth/nw1/assetContainer/a1&gt;,
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   829
	&lt;http://example.org/netWorth/nw1/assetContainer/a4&gt;,
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   830
	&lt;http://example.org/netWorth/nw1/assetContainer/a3&gt;,
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   831
	&lt;http://example.org/netWorth/nw1/assetContainer/a2&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   832
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   833
&lt;http://example.org/netWorth/nw1/assetContainer/a1&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   834
   a o:Stock;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   835
   o:value 100.00.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   836
&lt;http://example.org/netWorth/nw1/assetContainer/a2&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   837
   a o:Cash;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   838
   o:value 50.00.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   839
# server initially supplied no data for a3 and a4 in this response</pre>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   840
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   841
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   842
		The following example is the result of retrieving the representation
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   843
		for the next page:
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   844
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   845
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   846
<pre class="example"># The following is the representation of
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   847
#  http://example.org/netWorth/nw1/assetContainer/?p=2
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   848
@prefix rdf: &lt;http://www.w3.org/1999/02/22-rdf-syntax-ns#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   849
@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   850
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   851
@prefix o: &lt;http://example.org/ontology/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   852
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   853
&lt;http://example.org/netWorth/nw1/assetContainer/&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   854
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   855
   dcterms:title "The assets of JohnZSmith";
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   856
   ldp:membershipSubject &lt;http://example.org/netWorth/nw1&gt;;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   857
   ldp:membershipPredicate o:asset.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   858
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   859
&lt;http://example.org/netWorth/nw1/assetContainer/?p=2&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   860
   a ldp:Page;
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   861
   ldp:pageOf &lt;http://example.org/netWorth/nw1/assetContainer/&gt;;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   862
   ldp:nextPage rdf:nil.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   863
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   864
&lt;http://example.org/netWorth/nw1&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   865
   a o:NetWorth;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   866
   o:asset 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   867
      &lt;http://example.org/netWorth/nw1/assetContainer/a5&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   868
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   869
&lt;http://example.org/netWorth/nw1/assetContainer/a5&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   870
   a o:Stock;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   871
   dcterms:title "Big Co.";
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   872
   o:value 200.02.</pre>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   873
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   874
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   875
		In this example, there is only one member in the container in the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   876
		final page.  To indicate this is the last page, a value of <code>rdf:nil</code> is used for the <code>ldp:nextPage</code>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   877
		predicate of the page resource.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   878
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   879
	<p>LDPC guarantees that any and all the triples
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   880
		about the members will be on the same page as the membership triple
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   881
		for the member.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   882
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   883
	<div id="ldpc-ordering" class="rule">5.1.4 Ordering</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   884
	<em>This section is non-normative</em>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   885
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   886
		There are many cases where an ordering of the members of the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   887
		container is important. LDPC does not provide any particular support
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   888
		for server ordering of members in containers, because any client can
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   889
		order the members in any way it chooses based on the value of any
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   890
		available property of the members. In the example below, the value of
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   891
		the <code>o:value</code> predicate is present for each
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   892
		member, so the client can easily order the members according to the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   893
		value of that property. In this way, LDPC avoids the use of RDF
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   894
		constructs like Seq and List for expressing order.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   895
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   896
	<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   897
		Order only becomes important for LDPC servers when containers are
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   898
		paginated. If the server does not respect ordering when constructing
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   899
		pages, the client is forced to retrieve all pages before
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   900
		sorting the members, which would defeat the purpose of pagination. In
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   901
		cases where ordering is important, an LDPC server exposes all the
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   902
		members on a page with a higher sort order than all members on the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   903
		previous page and lower sort order than all the members on the next
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   904
		page. The LDPC specification provides a predicate - <code>ldp:containerSortPredicates</code>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   905
		- that the server may use to communicate to the client which
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   906
		predicates were used for page ordering. Multiple predicate values may
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   907
		have been used for sorting, so the value of this predicate is an
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   908
		ordered list.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   909
	</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   910
	<p>Here is an example container described
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   911
		previously, with representation for ordering of the assets:</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   912
<pre class="example"># The following is the ordered representation of
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
   913
#   http://example.org/netWorth/nw1/assetContainer/
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   914
@prefix dcterms: &lt;http://purl.org/dc/terms/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   915
@prefix ldp: &lt;http://www.w3.org/ns/ldp#&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   916
@prefix o: &lt;http://example.org/ontology/&gt;.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   917
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   918
&lt;&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   919
   a ldp:Container;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   920
   dcterms:title "The assets of JohnZSmith";
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   921
   ldp:membershipSubject &lt;http://example.org/netWorth/nw1&gt;;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   922
   ldp:membershipPredicate o:asset.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   923
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   924
&lt;?firstPage&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   925
   a ldp:Page;
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   926
   ldp:pageOf &lt;&gt;;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   927
   ldp:containerSortPredicates (o:value).
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   928
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   929
&lt;http://example.org/netWorth/nw1&gt;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   930
   a o:NetWorth;
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   931
   o:asset &lt;a1&gt;, &lt;a3&gt;, &lt;a2&gt;.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   932
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   933
&lt;a1&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   934
   a o:Stock;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   935
   o:value 100.00.
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   936
&lt;a2&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   937
   a o:Cash;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   938
   o:value 50.00.
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
   939
&lt;a3&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   940
   a o:RealEstateHolding;
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   941
   o:value 300000.</pre>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   942
		<p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   943
			As you can see by the addition of the <code>ldp:containerSortPredicates</code> 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   944
			predicate, the <code>o:value</code> predicate is used
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   945
			to define the ordering of the results.  It is up to the domain model
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   946
			and server to determine the appropriate predicate to indicate the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   947
			resource’s order within a page, and up to the client receiving this 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   948
			representation to use that order in whatever way is appropriate, for 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   949
			example to sort the data prior to presentation on a user interface.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   950
		</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   951
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   952
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   953
<section>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   954
<h2 id="ldpc-general">General</h2>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   955
	<p>The Linked Data Platform does not define how clients
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   956
		discover <dfn><abbr title="Linked Data Platform Containers">LDPCs</abbr></dfn>.</p>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   957
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   958
	<div id="ldpc-5_2_1" class="rule">5.2.1 LDPC servers MUST also be conformant LDPR servers. A Linked Data Platform
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
   959
		Container MUST also be a conformant Linked Data Platform Resource.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   960
	</div>
108
075acf700bb9 Updated wording for 5.2.2 from to be more clear
sspeiche
parents: 107
diff changeset
   961
	<div id="ldpc-5_2_2" class="rule">5.2.2 For an LDPC,
104
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
   962
	the same resource which is identified by its canonical URI, MAY be a member of 
108
075acf700bb9 Updated wording for 5.2.2 from to be more clear
sspeiche
parents: 107
diff changeset
   963
	more than one LDPC.
85
612f57f3b28e Additional fix in 5.2.2 for ISSUE-34
sspeiche
parents: 84
diff changeset
   964
	</div>
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   965
	<div id="ldpc-5_2_3" class="rule">5.2.3 The state of an LDPC includes information about which
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   966
		resources are its members. In the simplest cases, the membership subject
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   967
		will be the LDPC resource itself, but it does not have to be. The
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   968
		membership predicate is also variable and will often be a predicate
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   969
		from the server application vocabulary. If there is no obvious
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   970
		predicate from the server application vocabulary to use, LDPC servers
113
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
   971
		SHOULD use the <code>rdfs:member</code> predicate. Member resources can be
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
   972
		any kind of resource identified by its URI, LDPR or otherwise.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   973
	</div>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   974
	
102
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   975
	<div class="ldp-issue">
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   976
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/51">ISSUE-51</a></div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   977
	Linking from a Resource to its Containers (not the containers the resource is in)
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   978
	</div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
   979
	
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   980
	<div id="ldpc-5_2_4" class="rule">5.2.4 An LDPC MUST contain one triple containing the <code>ldp:membershipSubject</code>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   981
		predicate when the membership subject is not the LDPC itself.  
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
   982
		This triple's object provides clients with the LDPC's membership subject URI.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   983
	</div>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   984
	
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
   985
	<div id="ldpc-5_2_5" class="rule">5.2.5 An LDPC MUST contain one triple containing the <code>ldp:membershipPredicate</code>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   986
		or <code>ldp:membershipPredicateInverse</code> predicate when
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   987
		the membership predicate is not <code>rdfs:member</code>.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
   988
	</div>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   989
	
97
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
   990
	<div id="ldpc-5_2_5_1" class="rule">5.2.5.1 For a given triple <var>T</var> with a subject <var>C</var>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   991
	of the LDPC and predicate of 
97
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
   992
	<code>ldp:membershipPredicate</code>, the object MUST be the URI of the membership predicate <var>P</var> used to
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
   993
	indicate membership to the linked to LDPC, or simply: <var>T = ( C</var>, <code>ldp:membershipPredicate</code>, <var>P)</var>. 
98
63281c5a9a43 ISSUE-21 Continued refinement of text, take 2
sspeiche
parents: 97
diff changeset
   994
	For the membership predicate URI object used in the triple <var>T</var>, it would be found in a resource's
97
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
   995
	same subject <var>R</var> and same predicate <var>P</var> membership triples of the form: 
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
   996
	(<var>R</var>, <var>P</var>, <var>MR</var>), where <var>MR</var> represents URI of
98
63281c5a9a43 ISSUE-21 Continued refinement of text, take 2
sspeiche
parents: 97
diff changeset
   997
	a member resource.
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   998
	</div>
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
   999
	
97
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
  1000
	<div id="ldpc-5_2_5_2" class="rule">5.2.5.2  For a given triple <var>T</var> with a subject <var>C</var>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
  1001
	of the LDPC and predicate of 
97
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
  1002
	<code>ldp:membershipPredicateInverse</code>, the object MUST be the URI of the membership predicate <var>P</var> used to
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
  1003
	indicate membership to the linked to LDPC, or simply: <var>T = ( C</var>, <code>ldp:membershipPredicateInverse</code>, <var>P)</var>. 
98
63281c5a9a43 ISSUE-21 Continued refinement of text, take 2
sspeiche
parents: 97
diff changeset
  1004
	For the membership predicate URI object used in the triple <var>T</var>, it would be found in a resource's
97
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
  1005
	object subject <var>R</var> and same predicate <var>P</var> membership triples of the form: 
2299a3fa43b8 ISSUE-21 Continued refinement of text, removed subscripts
sspeiche
parents: 95
diff changeset
  1006
	(<var>MR</var>, <var>P</var>, <var>R</var>), where <var>MR</var> represents URI of
98
63281c5a9a43 ISSUE-21 Continued refinement of text, take 2
sspeiche
parents: 97
diff changeset
  1007
	a member resource.
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
  1008
	</div>
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
  1009
	
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1010
	<div id="ldpc-5_2_6" class="rule">5.2.6 The representation of a LDPC MAY include an arbitrary number of
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1011
		additional triples whose subjects are the members of the container,
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1012
		or that are from the representations of the members (if they have RDF
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1013
		representations). This allows a LDPC server to provide clients with
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1014
		information about the members without the client having to do a GET
113
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1015
		on each member individually.  See section <a href="#ldpc-member_data">5.1.1 Container
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1016
		Member Information</a> for additional details.
113
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1017
    </div>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1018
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1019
	<div id="ldpc-5_2_7" class="rule">5.2.7 The representation of a LDPC MUST have <code>rdf:type</code>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1020
		of <code>ldp:Container</code>, but it MAY have additional
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1021
		<code>rdf:type</code>s.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1022
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1023
	<div id="ldpc-5_2_8" class="rule">5.2.8 LDPCs SHOULD NOT use RDF container types <code>rdf:Bag</code>,
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1024
		<code>rdf:Seq</code> or <code>rdf:List</code>.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1025
	</div>
116
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1026
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1027
	<div id="ldpc-5_2_9" class="rule">5.2.9 LDPC servers SHOULD NOT re-use URIs, 
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1028
		regardless of the mechanism by which members are created (POST, PUT, etc.).
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1029
		Certain specific cases exist where a LDPC server MAY delete a resource and then later re-use the
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1030
		URI when it identifies the same resource, but only when consistent with Web architecture [[WEBARCH]].
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1031
		While it is difficult to provide absolute implementation guarantees of non-reuse in all failure
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1032
		scenarios, re-using URIs creates ambiguities for clients that are best avoided.
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1033
	</div>
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1034
	
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1035
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1036
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1037
<section>	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1038
<h2 id="ldpc-HTTP_GET">HTTP GET</h2>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1039
	<div id="ldpc-5_3_1" class="rule">5.3.1 The representation of a LDPC MUST contain a set of triples with a
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1040
		consistent subject and predicate whose objects indicate members of
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1041
		the container. The subject of the triples MAY be the container itself
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1042
		or MAY be another resource (as in the <a href="#ldpc-ex-membership-subj">example</a>).  See also
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1043
		<a href="#ldpc-5_2_3">5.2.3</a>.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1044
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1045
	<div id="ldpc-5_3_2" class="rule">5.3.2 LDPC servers SHOULD support requests for information about a known LDPC
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1046
		without retrieving a full representation including all of its
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1047
		members, by the existence of the token "<code>non-member-properties</code>" on the query
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1048
		component of the LDPC URL.  For example, if there is a LDPC URL <code>&lt;containerURL&gt;,</code> the URL to request the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1049
		non-membership properties would be <code>&lt;containerURL&gt;?non-member-properties</code>.
82
ad04aaac884d Fixed up broken fragments and typos before publication
sspeiche
parents: 80
diff changeset
  1050
		See section <a href="#ldpc-get_non-member_props">5.1.2 Retrieving Only Non-member Properties</a> for
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1051
		examples. An LDPC server that does not support a request to
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1052
		retrieve non-member resource properties via a Request-URI of “<code>&lt;containerURL&gt;?non-member-properties</code>”,
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1053
		MUST return a HTTP status code 404 (Not Found).  An LDPC server that supports a request to
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1054
		retrieve non-member resource properties via a different Request-URI than “<code>&lt;containerURL&gt;?non-member-properties</code>”,
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1055
		MUST return a HTTP Redirection 3xx status code such as 301 (Moved Permanently) or 302 (Found).
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1056
	</div>
102
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1057
	
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1058
	<div class="ldp-issue">
105
6f2f1329086d Removed closed issues 5, 7, 55 and 38 as the don't require edits. Added 64 and 65.
sspeiche
parents: 104
diff changeset
  1059
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/64">ISSUE-64</a></div>
6f2f1329086d Removed closed issues 5, 7, 55 and 38 as the don't require edits. Added 64 and 65.
sspeiche
parents: 104
diff changeset
  1060
	Non-member-properties and Hypermedia as the Engine of Application State (HATEOAS) Compliance
102
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1061
	</div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1062
	
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1063
	<div id="ldpc-5_3_3" class="rule">5.3.3 Empty after resolution of Issue-65, 
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1064
		left here for now to avoid renumbering all that follows.
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1065
		Used to be <blockquote><strike>
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1066
		An LDPC server that does not support a request to retrieve the first
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1067
		page resource representation from a known LDPC whose URL is “<code>&lt;containerURL&gt;</code>” by using
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1068
		the Request-URI “<code>&lt;containerURL&gt;?firstPage</code>”, MUST return a HTTP status code 404 (Not
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1069
		Found).
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1070
		An LDPC server that supports that request using a different Request-URI than “<code>&lt;containerURL&gt;?firstPage</code>”,
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1071
		MUST return a HTTP Redirection 3xx status code such as 301 (Moved Permanently) or 302 (Found).
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1072
		</strike></blockquote>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1073
	</div>
105
6f2f1329086d Removed closed issues 5, 7, 55 and 38 as the don't require edits. Added 64 and 65.
sspeiche
parents: 104
diff changeset
  1074
	
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1075
	<div id="ldpc-5_3_4" class="rule">5.3.4 LDPC servers SHOULD allow clients to retrieve large LDPCs in
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1076
		pages. In responses to <code>GET</code> requests with an LDPC as the Request-URI, 
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1077
		LDPC servers that support paging SHOULD provide an HTTP <code>Link</code>
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1078
		header whose target URI is the first page resource, and whose link relation type is <code>first</code> [[!RFC5988]]. 
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1079
		This is the mechanism by which clients discover the URL of the first page.  If no such <code>Link</code>
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1080
		header is present, then conservative clients will assume that the LDPC does not support paging.
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1081
		For example, if there is a LDPC with URL <code>&lt;containerURL&gt;</code> that supports paging and whose
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1082
		first page URL is <code>&lt;containerURL&gt;?theFirstPage</code>, then the corresponding link header
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1083
		would be <code>Link: &lt;?theFirstPage&gt;;rel="first"</code>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1084
		The representation for any page, including the first, will include
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1085
		the URL for the next page. See section <a href="#ldpc-paging">5.1.3 Paging</a> for additional details.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1086
	</div>
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1087
	<div id="ldpc-5_3_5" class="rule">5.3.5 LDPC servers MAY split the response representation of any LDPC. 
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1088
		This is known as
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1089
		server-initiated paging. See section  <a href="#ldpc-paging">5.1.3 Paging</a> for
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1090
		additional details.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1091
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1092
	<div id="ldpc-5_3_5_1" class="rule">5.3.5.1 LDPC servers that initiate paging SHOULD respond to requests for a LDPC
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1093
		by redirecting the client to the first page resource using a <code>303 See
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1094
		Other</code> response with an HTTP <code>Location</code> header providing the first page resource URL.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1095
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1096
	<div id="ldpc-5_3_6" class="rule">5.3.6 LDPC servers that support paging MUST include in the page
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1097
		representation a representation for the LDPC, such that:
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1098
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1099
	<div id="ldpc-5_3_6_1" class="rule">5.3.6.1 The page resource representation SHOULD have one triple to indicate its
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1100
		type, whose subject is the URL of the page, whose predicate is <code>rdf:type</code> and object is <code>ldp:Page</code>.
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1101
		It also SHOULD have 1 triple to indicate the container it is paging,
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1102
		whose  subject is the URL of the page, predicate is <code>ldp:pageOf</code>,
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1103
		and object is the URL of the LDPC.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1104
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1105
	<div id="ldpc-5_3_6_2" class="rule">5.3.6.2 The page resource representation MUST have one triple with the subject
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1106
		of the page, predicate of <code>ldp:nextPage</code> and
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1107
		object being the URL for the subsequent page.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1108
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1109
	<div id="ldpc-5_3_6_3" class="rule">5.3.6.3 The last page resource representation MUST have one triple with the subject of the 
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1110
	    last page, predicate of <code>ldp:nextPage</code> and object being <code>rdf:nil</code>.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1111
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1112
	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1113
	<div class="ldp-issue">
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1114
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/18">ISSUE-18</a></div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1115
	container membership and robust pagination
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1116
	</div>	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1117
	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1118
	<div id="ldpc-5_3_7" class="rule">5.3.7 LDPC servers MAY represent the members of a paged LDPC in a sequential
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1119
		order.  The order MUST be specified using the <code>ldp:containerSortPredicates</code>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1120
		predicate whose subject is that of the page and object is a list of
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1121
		LDPC ordinal predicates.  Ordering is only ascending. The only
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1122
		ordinal predicate literal data types supported are those as defined
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1123
		by SPARQL SELECT’s ORDER BY clause [[!SPARQL-QUERY]].
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1124
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1125
			<div class="ldp-issue">
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1126
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/14">ISSUE-14</a></div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1127
	Include clarifications about ordering in LDPC representations
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1128
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1129
	</div>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1130
	<div id="ldpc-5_3_7_1" class="rule">5.3.7.1 The object of <code>ldp:containerSortPredicates</code>,
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1131
		the predicate used to indicate ordering, MUST NOT change between
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1132
		subsequent pages. If it does, ordering among members of a container
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1133
		across pages is undefined. See section <a href="#ldpc-ordering">5.1.4 Ordering</a> for
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1134
		additional details.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1135
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1136
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1137
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1138
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1139
<h2 id="ldpc-HTTP_POST">HTTP POST</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1140
	<p>This specification imposes the following new requirements on HTTP POST for LDPCs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1141
		only when an LDPC supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1142
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1143
		
102
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1144
	<div class="ldp-issue">
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1145
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/50">ISSUE-50</a></div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1146
	Intuitive Containers: better support for relative URIs
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1147
	</div>	
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1148
		
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1149
	<div id="ldpc-5_4_1" class="rule">5.4.1 LDPC clients SHOULD create member resources by submitting a representation as
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1150
		the entity body of the HTTP POST to a known LDPC. If the resource was created successfully, LDPC servers MUST
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1151
		respond with status code 201 (Created) and the <code>Location</code>
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1152
		header set to the new resource’s URL. Clients shall not expect any representation in the response
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1153
		entity body on a 201 (Created) response.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1154
	</div>
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1155
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1156
	<div id="ldpc-5_4_2" class="rule">5.4.2 After a successful HTTP POST request to a LDPC, the new resource MUST
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1157
		appear as a member of the LDPC until the new resource is deleted or
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1158
		removed by other methods. An LDPC MAY also contain resources that were
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1159
		added through other means - for example through the user interface of
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1160
		the site that implements the LDPC.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1161
	</div>
43
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1162
	
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1163
	<div class="ldp-issue">
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1164
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/35">ISSUE-35</a></div>
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1165
	POSTing to a container MUST yield a fresh URI
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1166
	</div>
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1167
	
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1168
	<div id="ldpc-5_4_3" class="rule">5.4.3 LDPC servers MAY accept an HTTP POST of non-RDF representations for
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1169
		creation of any kind of resource, for example binary resources.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1170
	</div>
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1171
	<div id="ldpc-5_4_4" class="rule">5.4.4 For servers that support create, LDPC servers MUST create an LDPR from a
77
724403b40995 ISSUE-36 - Added informative text regarding creationg of containers in 5.4.4
sspeiche
parents: 76
diff changeset
  1172
		RDF representation in the request entity body.  The LDPR could also be a LDPC, therefore servers may
724403b40995 ISSUE-36 - Added informative text regarding creationg of containers in 5.4.4
sspeiche
parents: 76
diff changeset
  1173
		allow the creations of LDPCs within a LDPC. 
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1174
	</div>
43
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1175
	
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1176
	<div id="ldpc-5_4_5" class="rule">5.4.5 LDPC servers MUST accept a request entity body with a request header
18
b6b72bc4c3cf Minor edits for ISSUE-22,23 to be more inline with HTTP1.1
sspeiche
parents: 17
diff changeset
  1177
	    of <code>Content-Type</code> with value of <code>text/turtle</code> [[!TURTLE]].
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1178
	</div>
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1179
	<div id="ldpc-5_4_6" class="rule">5.4.6 LDPC servers SHOULD use the <code>Content-Type</code> request header 
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1180
		to determine the representation format when the request has an entity body.  When the header is absent, 
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1181
		LDPC servers MAY infer the content type by inspecting the entity body contents [[!HTTP11]].
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1182
	</div>
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1183
	<div id="ldpc-5_4_7" class="rule">5.4.7 In RDF representations, LDPC servers MUST interpret the null relative
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1184
		URI for the subject of triples in the LDPR representation in the
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1185
		request entity body as referring to the entity in the request body.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1186
		Commonly, that entity is the model for the “to be created” LDPR, so
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1187
		triples whose subject is the null relative URI will usually result in
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1188
		triples in the created resource whose subject is the created
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1189
		resource.  
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1190
		
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1191
	<div class="ldp-issue">
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1192
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/20">ISSUE-20</a></div>
115
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1193
	Identifying and naming POSTed resources using &lt;&gt;
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1194
	</div>	
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1195
	</div>
43
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1196
	
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1197
	<div id="ldpc-5_4_8" class="rule">5.4.8 LDPC servers SHOULD assign the subject URI for the resource to be
115
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1198
		created using server application specific rules in the absence of a <a href="#ldpc-5_4_10">client hint</a>.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1199
	</div>
43
6d2805d7c6bf Added new issues ranging from 26-43. Removed closed/deferred issues: 2 & 3
sspeiche
parents: 42
diff changeset
  1200
	
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1201
	<div id="ldpc-5_4_9" class="rule">5.4.9 LDPC servers SHOULD allow clients to create new resources without
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1202
		requiring detailed knowledge of application-specific constraints.
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1203
		This is a consequence of the requirement to 
111
7b5387b10b06 ISSUE-9 Moved section 4.1.7 out of spec to the Deployment_Guide
sspeiche
parents: 110
diff changeset
  1204
		<a href="#ldpr-4_1_11">enable simple creation and modification</a> of LPDRs.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1205
	</div>
115
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1206
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1207
	<div id="ldpc-5_4_10" class="rule">5.4.10 LDPC servers MAY allow clients to suggest the URI for a resource
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1208
		created through POST, using the HTTP <code>Slug</code> header as defined in [[!RFC5023]].  LDP adds
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1209
		no new requirements to this usage, so its presence functions as a client hint to the server 
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1210
		providing a desired string to be incorporated into the server's final choice of resource URI.
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1211
	</div>
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1212
	
116
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1213
	<div id="ldpc-5_4_11" class="rule">5.4.11 LDPC servers that allow member creation via POST 
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1214
		SHOULD NOT re-use URIs, per the<a href="#ldpc-5_2_9">
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1215
		general requirements on LDPCs<a>.
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1216
	</div>
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1217
	
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1218
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1219
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1220
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1221
<h2 id="ldpc-HTTP_PUT">HTTP PUT</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1222
	<p>This specification imposes the following new requirements on HTTP PUT for LDPCs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1223
		only when an LDPC supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1224
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1225
		
102
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1226
	<div class="ldp-issue">
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1227
	<div class="ldp-issue-title"><a href="http://www.w3.org/2012/ldp/track/issues/56">ISSUE-56</a></div>
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1228
	How can clients discover LDPR PUT URLs?
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1229
	</div>	
04e3e77e4e78 Added open issues 50, 51, 55, 56, 57, 58, 59
Ashok Malhotra <Ashok.Malhotra@Oracle.com>
parents: 99
diff changeset
  1230
		
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1231
	<div id="ldpc-5_5_1" class="rule">5.5.1 LDPC servers SHOULD NOT allow HTTP PUT to update a LDPC’s members; 
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1232
		if the server receives such a request, it SHOULD respond with a 409
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1233
		(Conflict) status code.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1234
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1235
	<div id="ldpc-5_5_2" class="rule">5.5.2 LDPC servers MAY allow updating LDPC non-membership properties using
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1236
		HTTP PUT on <code>&lt;containerURL&gt;?non-member-properties</code>, which
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
  1237
		MAY exclude server-managed properties such as <code>ldp:membershipSubject</code>, <code>ldp:membershipPredicate</code>
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
  1238
		and <code>ldp:membershipPredicateInverse</code>.
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1239
	</div>
113
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1240
	    
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1241
    <div id="ldpc-5_5_3" class="rule">5.5.3 LDPC servers SHOULD NOT allow HTTP PUT requests
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1242
		with member information in the request representation.
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1243
		See section <a href="#ldpc-member_data">5.1.1 Container
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1244
		Member Information</a> for additional details.
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1245
	</div>
116
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1246
	
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1247
	<div id="ldpc-5_5_4" class="rule">5.5.4 LDPC servers that allow member creation via PUT 
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1248
		SHOULD NOT re-use URIs, per the <a href="#ldpc-5_2_9">
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1249
		general requirements on LDPCs<a>.
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1250
	</div>
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1251
	
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1252
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1253
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1254
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1255
<h2 id="ldpc-HTTP_DELETE">HTTP DELETE</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1256
	<p>This specification imposes the following new requirements on HTTP DELETE for LDPRs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1257
		only when a LDPC supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1258
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1259
		
104
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1260
	<div id="ldpc-5_6_1" class="rule">5.6.1 When a LDPC member resource originally created by the LDPC (for example, one whose representation
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1261
	    was HTTP POST'd to the LDPC and then referenced by a membership triple) is deleted, and the LDPC server is aware of the member's deletion
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1262
		(for example, the member is managed by the same server), the LDPC server MUST also remove it from
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1263
		the LDPC by removing the corresponding membership triple.
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1264
	</div>	
104
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1265
	<div id="ldpc-5_6_2" class="rule">5.6.2 When the LDPC server successfully completes the DELETE request on a LDPC, it MUST remove any
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1266
		membership triples associated with the LDPC as indicated by the canonical Request-URI.  The LDPC server MAY perform additional removal 
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1267
		of member resources. The server could decide some additional cleanup tasks for resources it knows are no longer referenced or have not
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1268
		been accessed for some period of time.
68
2160e1811b59 2013-02-25 WG resolution on introspection
John Arwe
parents: 65
diff changeset
  1269
	</div>
42
2aeef316040a ISSUE-25 made changes for composition model
sspeiche
parents: 40
diff changeset
  1270
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1271
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1272
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1273
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1274
<h2 id="ldpc-HTTP_HEAD">HTTP HEAD</h2>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1275
	<p>There are no additional requirements on HTTP
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1276
		HEAD.</p>
114
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1277
	<p>Note that certain LDP mechanisms, such as paging, rely on HTTP headers, and HTTP generally requires that
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1278
		HEAD responses include the same headers as GET responses.  
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1279
		Thus, implementers supporting HEAD should also carefully read the
1629ff899e0e Issue-65 remove firstPage
John Arwe
parents: 113
diff changeset
  1280
		<a href="#ldpc-HTTP_GET">GET section</a>.</p>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1281
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1282
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1283
<section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1284
<h2 id="ldpc-HTTP_PATCH">HTTP PATCH</h2>
37
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1285
	<p>This specification imposes the following new requirements on HTTP PATCH for LDPCs 
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1286
		only when a LDPC supports that method.  This specification does not impose any
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1287
		new requirement to support that method, and [[!HTTP11]] makes it optional.</p>
3e92cccfe6a3 edits to 4., 4.1.2, 4.1.6, http method support (aside from GET on LDPRs, and HEAD, HTTP governs), 5.2.1 clarify, 5.3.2/5.3.3 allow 3xx
John Arwe <johnarwe@us.ibm.com>
parents: 33
diff changeset
  1288
		
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1289
	<div id="ldpc-5_8_1" class="rule">5.8.1 LDPC servers are RECOMMENDED to support HTTP PATCH as the preferred
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1290
		method for updating LDPC non-membership properties.
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1291
	</div>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1292
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1293
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1294
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1295
<section class='appendix informative'>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1296
<h2>Acknowledgements</h2>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1297
     
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1298
  <p>The following people have been instrumental in providing thoughts, feedback,
73
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1299
reviews, content, criticism and input in the creation of this specification:</p>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1300
82
ad04aaac884d Fixed up broken fragments and typos before publication
sspeiche
parents: 80
diff changeset
  1301
  <p style="margin-left: 3em;">Arnaud Le Hors, Erik Wilde, Tim Berners-Lee, Steve Battle, 
73
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1302
  Olivier Berger, Alexandre Bertails, Richard Cyganiak, Raúl García Castro, 
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1303
  Sandro Hawke, Kingsley Idehen, Yves Lafon, Antonis Loizou, Ashok Malhota, Roger Menday,
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1304
  Nandana Mihindukulasooriya, Kevin Page, Eric Prud'hommeaux, Andy Seaborne, 
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1305
  Henry Story, Ted Thibodeau, Bart van Leeuwen, Ruben Verborgh, David Wood, Martin P. Nally</p>
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1306
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1307
</section>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1308
    
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1309
<section class='appendix informative' id="history">
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1310
<h1>Change History</h1>
83
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1311
<p>The change history is up to the editors to insert a brief summary of
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1312
changes, ordered by most recent changes first and with heading from which
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1313
public draft it has been changed from.
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1314
</p>
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1315
<blockquote><em><a href="http://www.w3.org/TR/2013/WD-ldp-20130307/">Second Public Working Draft</a></em></blockquote>
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1316
<ul>
116
48fabccf847c Issue-35 resolution: do not re-use URIs on create
John Arwe
parents: 115
diff changeset
  1317
	<li>2013-05-21 - ISSUE-35 Re-use of URIs on create; 5.2.9, 5.4.11, 5.5.4 (JA)</li>
115
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1318
	<li>2013-05-21 - ISSUE-43 Slug in LDPC POSTs; 5.4.8, 5.4.10 (JA)</li>
c8f6c689d373 issue 43 use slug per atompub
John Arwe
parents: 114
diff changeset
  1319
	<li>2013-05-21 - ISSUE-65 Remove firstPage in favor of Link rel=first, mostly hits 5.3.3/5.3.4 (JA)</li>
113
6fd1ba20242d ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC
sspeiche
parents: 112
diff changeset
  1320
	<li>2013-05-17 - ISSUE-13 Updated 5.2.3 to say any resource can be in a LDPC and inserted 5.5.3 on rejecting member data on PUT to LDPC (SS)</li>
112
41e5e59c1e26 Tweaks to Terminology section for LDPR and LDPC
sspeiche
parents: 111
diff changeset
  1321
	<li>2013-05-17 - Tweaks to Terminology section for LDPR and LDPC (SS)</li>
41e5e59c1e26 Tweaks to Terminology section for LDPR and LDPC
sspeiche
parents: 111
diff changeset
  1322
	<li>2013-05-17 - ISSUE-9 Moved section 4.1.7 out of spec to the <a href="http://www.w3.org/2012/ldp/wiki/Deployment_Guide#Servers_should_serve_up_canonical_URLs">deployment guide</a> (SS)</li>
108
075acf700bb9 Updated wording for 5.2.2 from to be more clear
sspeiche
parents: 107
diff changeset
  1323
	<li>2013-05-15 - Updated wording for 5.2.2 from to be more clear (SS)</li>
111
7b5387b10b06 ISSUE-9 Moved section 4.1.7 out of spec to the Deployment_Guide
sspeiche
parents: 110
diff changeset
  1324
	<li>2013-05-13 - ISSUE-49 Moved section 4.1.4 out of spec to the <a href="http://www.w3.org/2012/ldp/wiki/Deployment_Guide#Predicate_URIs_SHOULD_be_HTTP_URLs">deployment guide</a>. (SS)</li>
105
6f2f1329086d Removed closed issues 5, 7, 55 and 38 as the don't require edits. Added 64 and 65.
sspeiche
parents: 104
diff changeset
  1325
	<li>2013-05-08 - Removed closed issues 5, 7, 55 and 38 as the don't require edits. Added 64 and 65. (SS)</li>
104
78fd14175304 ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1.
sspeiche
parents: 102
diff changeset
  1326
	<li>2013-05-08 - ISSUE-59 5.3.2 limited rdf:type of ldp:Container, removed 5.6.3, reworded 5.6.2, updated 1. (SS)</li>
95
68405d7a9fd6 ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference.
sspeiche
parents: 94
diff changeset
  1327
	<li>2013-04-15 - ISSUE-21 Added ldp:membershipPredicateInverse to 5.2.5 &amp; 5.5.2, created 5.2.5.1 &amp; 5.3.5.2 to indicate difference. (SS)</li>
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1328
	<li>2013-04-15 - ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10 (SS)</li>
93
598be81efe5f Expanded on wording for 4.3 to be more consistent
sspeiche
parents: 92
diff changeset
  1329
	<li>2013-04-15 - Expanded on wording for 4.3 to be more consistent (SS)</li>
92
18891627c17f Fixed 2 old references to BPR
sspeiche
parents: 91
diff changeset
  1330
	<li>2013-04-08 - Fixed two old references to BPR (SS)</li>
94
2292ad834245 ISSUE-39 Moved informative text from 5.4.5 into 5.4.1, shifted subsections .6-.10
sspeiche
parents: 93
diff changeset
  1331
	<li>2013-03-17 - Inserted examples 2&amp;3, a more complete NetWorth resource (SS)</li>
86
77b0b00ab6d3 Update LDPC glossary term based on Cody's feedback
sspeiche
parents: 85
diff changeset
  1332
	<li>2013-03-15 - Update LDPC glossary term based on Cody's feedback (SS)</li>
85
612f57f3b28e Additional fix in 5.2.2 for ISSUE-34
sspeiche
parents: 84
diff changeset
  1333
	<li>2013-03-15 - Additional fix in 5.2.2 for ISSUE-34 (SS)</li>
84
07dbd1418e04 Remove reference to closed issues that don't require edits: ISSUE-27, ISSUE-45
sspeiche
parents: 83
diff changeset
  1334
	<li>2013-03-15 - Remove reference to closed issues that don't require edits: ISSUE-27 & ISSUE-45 (SS)</li>
83
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1335
	<li>2013-03-14 - General prep for 3rd draft, cleanup and a little restructure (SS)</li>
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1336
</ul>
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1337
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1338
<blockquote><em><a href="http://www.w3.org/TR/2012/WD-ldp-20121025/">First Public Working Draft</a></em></blockquote>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1339
<ul>
82
ad04aaac884d Fixed up broken fragments and typos before publication
sspeiche
parents: 80
diff changeset
  1340
	<li>2013-03-14 - Fixed up broken fragments and typos before publication (SS)</li>
80
de9e15f7d9d5 Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)
sspeiche
parents: 79
diff changeset
  1341
	<li>2013-03-04 - Comments received from David Wood: 5.3.7 & 5.1.3 clarity, other minor edits (part 2)  (SS)</li>
79
fc72f1aea311 Fixed minor typo in name
sspeiche
parents: 78
diff changeset
  1342
	<li>2013-03-04 - Comments received from David Wood: abstract, paging informative (part 1)  (SS)</li>
77
724403b40995 ISSUE-36 - Added informative text regarding creationg of containers in 5.4.4
sspeiche
parents: 76
diff changeset
  1343
	<li>2013-03-04 - ISSUE-36 - Added informative text regarding creationg of containers in 5.4.4 (SS)</li>
76
b9051aea0850 ISSUE-12 - Added section 4.7.3 not to allow PATCH for create
sspeiche
parents: 75
diff changeset
  1344
 	<li>2013-03-04 - ISSUE-12 - Added section 4.7.3 not to allow PATCH for create (SS)</li>
75
6b1114af16c2 Adjustments to language about different container behavior
sspeiche
parents: 74
diff changeset
  1345
	<li>2013-03-03 - Adjustments to language about different container behavior (SS)</li>
74
30624f0a7534 Adding trailing '/' on Container URLs to help with readability based on WG suggestion
sspeiche
parents: 73
diff changeset
  1346
	<li>2013-03-02 - Adding trailing '/' on Container URLs to help with readability based on WG suggestion (SS)</li>
73
c19607773ae2 Updated Acknowledgements section
sspeiche
parents: 72
diff changeset
  1347
	<li>2013-02-26 - Updated Acknowledgements section (SS)</li>
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
  1348
	<li>2013-02-25 - ISSUE-29 - Use relative URIs in examples (SS)</li>
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
  1349
	<li>2013-02-25 - ISSUE-31 - Added a more complete conformance section, motived by SPARQL 1.1 (SS)</li>
69
0f9825dea52b Updating some simple formatting, reorganizing open issues and todos
sspeiche
parents: 68
diff changeset
  1350
	<li>2013-02-25 - Updating some simple formatting, reorganizing open issues and todos. (SS) </li>
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1351
	<li>2013-02-15 - ISSUE-34 - Aggregration: 5.6.1 and 5.6.2 updated for review. (JA) </li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1352
	<li>2013-02-13 - ISSUE-42 - 4.8 Common Properties moved to 
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1353
			<a href="http://www.w3.org/2012/ldp/wiki/Deployment_Guide#Re-use_established_linked_data_vocabularies_instead_of_.28re-.29inventing_duplicates">Deploment Guide</a> 
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1354
			(JA) </li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1355
	<li>2013-02-12 - Fixed up previous publication links (SS) </li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1356
	<li>2013-02-12 - ISSUE-10 - 4.1.12 to be MUST use entity tags (either weak or strong ones) (SS) </li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1357
	<li>2013-02-12 - ISSUE-11 - 4.4.1 Relaxed the MUST ignore dc:modified/creator to MAY (SS) </li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1358
	<li>2013-01-16 - ISSUE-25 Updated introduction. 5.2.2 changed to MUST NOT be in multiple containers. Flipped 5.6.1/2 as 
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1359
	first rule leads to 2nd. 5.6.2(was .1) Delete LDPC MUST also delete members. (SS)</li>
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
  1360
	<li>2013-01-16 - Added new issues ranging from 26-43. Removed closed/deferred issues: 2 &amp; 3 (SS)</li>
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1361
	<li>2012-12-28 - Fixed Typos.  Separated some compound rules like 4.1.5.  Rewording for clarity: 4.1.10, 
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1362
	Text being repeated in several places centralized and cross-linked.  Made printed code output easier to read
72
73a5766e4794 ISSUE-29 - Use relative URIs in examples
sspeiche
parents: 71
diff changeset
  1363
	on black &amp; white printers.  Exposed terms defined in-line under LDPC as Terminology (tentatively).  Removed non-normative
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1364
	qualifer from section 5.2.  Added "several" editors' to-dos.(JA)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1365
	<li>2012-11-05 - minor rewording from ISSUE-24</li>
15
86c4945a5cf4 ISSUE-22, ISSUE-23: changed sections 4.2.3 and 5.4.7. Removed closed issues.
sspeiche
parents: 14
diff changeset
  1366
	<li>2012-11-03 - ISSUE-22, ISSUE-23: changed sections 4.2.3 and 5.4.7. Removed closed issues. (SS)</li>
19
52d63fdf6ae8 ISSUE-24: Should DELETED resources remain deleted?
sspeiche
parents: 18
diff changeset
  1367
	<li>2012-11-03 - ISSUE-24 Delete the phrase in 4.5.1 that nays "until ...Request URI" 
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1368
	and adding a sentence, "Clients should note that servers may reuse a Request-URI under some circumstances."</li>
21
0a04ba606cb6 Fixed up some wording for ISSUE-24 change
sspeiche
parents: 20
diff changeset
  1369
	<li>2012-11-03 - ISSUE-6 Removed section 4.1.9.  Shifted up sections .10 through .13.</li>
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1370
	<li>2012-11-01 - Fixed minor typo and added some notes (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1371
</ul>
83
9dbd17cd4f01 General prep for 3rd draft, cleanup and a little restructure
sspeiche
parents: 82
diff changeset
  1372
<blockquote><em><a href="http://www.w3.org/Submission/2012/SUBM-ldbp-20120326/">Submission</a></em></blockquote>
65
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1373
<ul>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1374
	<li>2012-10-15 - ISSUE-8 Changed references from LDBP to LDP, removed definition for "profile" and new namespace (SS)</li>	
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1375
	<li>2012-10-15 - Included additional open ISSUES from Oct 15 WG meeting: 22, 23, 24 (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1376
	<li>2012-10-14 - Added open ISSUES and formating to prep for public working draft (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1377
	<li>2012-09-20 - Sent pull request re LINKED-DATA and added suggestion for <code>ldp</code> namespace (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1378
	<li>2012-09-19 - Repairing references and forward reference to biblio.js updates (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1379
	<li>2012-09-19 - Fixed rdfs:label range to be rdfs:Literal (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1380
	<li>2012-09-19 - ISSUE-1 Define Turtle as the required serialization format for LDP (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1381
	<li>2012-09-18 - Initial ReSpec'ing of <a href="http://www.w3.org/Submission/ldbp/">Member Submission - Linked Data Basic Profile 1.0</a> (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1382
	<li>2012-09-18 - Fixed up some links and worked on references, work left to do. (SS)</li>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1383
</ul>
b0b7c7b7c034 Issue 34 resolution + reordered change history (newest first)
John Arwe
parents: 64
diff changeset
  1384
</section>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1385
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1386
<section class='appendix informative' id="todos">
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1387
<h1>Editor Todos and Notes</h1>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1388
<p>Other than LDP <a href="http://www.w3.org/2012/ldp/track/actions">open actions</a> and <a href="http://www.w3.org/2012/ldp/track/issues">issues</a>, included here are transient tasks and notes
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1389
editors use.  They have not meaning in final product of a published working draft and will be removed prior to publishing.</p>
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1390
<ul>
13
eea17080fdf2 Minor typo fix and some notes
sspeiche
parents: 12
diff changeset
  1391
	<li>Insert some additional examples</li>
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1392
	<li>4.1.2: "the" subject ?= Request-URI  ... not always (hash URIs)
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1393
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1394
	<li>4.1.5: refers to RDF *Primer* - is that intentful?
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1395
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1396
	<li>4.1.6.1: why does it have the extra .1, to avoid renumbering?  should we divide General into subsections
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1397
	for vocab/client/server constraints?  Do we need to define "LDPR server"? ...think about role vs artifact.  If
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1398
	"an LDPR server" hosts both LDPRs and non-LDPR HTTP resources, 4.1.2 (if "the code" == LDPR server) could be
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1399
	read to say that in order to conform to spec it must serve up RDF for non-LDPRs.  Hits 5.2.1 too.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1400
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1401
	<li>4.1.7: define "explicitly"?
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1402
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1403
	<li>4.4.1: specifically calls out 2 props; issue-11 note talks about "server-managed props" which is not defined.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1404
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1405
	<li>4.4.4/4.4.5 could be read to overlap/dup one another
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1406
	</li>
64
555e00343af1 Resolve Issue-42 by removing 4.8 (moved to deployment guide on wiki)
jMithrandir@ADMINIB-6VK90F5.pok.ibm.com
parents: 61
diff changeset
  1407
	<li>Deployment guide (was: 4.8 Common Properties) talks about rdfs:Range which implies inferencing.  
555e00343af1 Resolve Issue-42 by removing 4.8 (moved to deployment guide on wiki)
jMithrandir@ADMINIB-6VK90F5.pok.ibm.com
parents: 61
diff changeset
  1408
	4.1.7 spec says want to avoid putting that reqt on clients.
33
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1409
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1410
	<li>5.2.1: 4.1.6.1 issue linked to this text
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1411
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1412
	<li>5.2.2: I think we mean "resource" == any HTTP resource, not just LDPR.  If so, perhaps we should be more explicit.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1413
	5.2.1 might be the place.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1414
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1415
	<li>5.2.3-5.2.5: don't we need to tell clients to fetch LDPC's non-member properties, introspect for these predicates,
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1416
	and (if either not found) supply the defaults?  that is the net effect of what's here.
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1417
	</li>
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1418
	<li>5.4.5: in light of the existence of server-managed properties, why not allow response body from create?
3c8c101f3f97 2012-12-28 - Fixed Typos. Separated some compound rules like 4.1.5. Rewording for clarity: 4.1.10,
John Arwe <johnarwe@us.ibm.com>
parents: 21
diff changeset
  1419
	</li>
79
fc72f1aea311 Fixed minor typo in name
sspeiche
parents: 78
diff changeset
  1420
	<li>Per David Wood, 'Sections 4.4.1, 4.5.1, 4.7.1, 5.4.1, 5.6.1 and 5.8.1 all relate to 
78
539b6b098ee8 Comments received from David Woods: abstract, paging informative (part 1)
sspeiche
parents: 77
diff changeset
  1421
 allowable write operations.  I suggest adding the statement, "An LDPR server
539b6b098ee8 Comments received from David Woods: abstract, paging informative (part 1)
sspeiche
parents: 77
diff changeset
  1422
 MAY require a user to be authenticated and authorized before this action is 
539b6b098ee8 Comments received from David Woods: abstract, paging informative (part 1)
sspeiche
parents: 77
diff changeset
  1423
 permitted." to each of those sections.', consider place to edit this in.</li>
12
a3be44430b37 ISSUE-8 rename from LDBP to LDP and add remainder of open issues
sspeiche
parents:
diff changeset
  1424
</ul>
69
0f9825dea52b Updating some simple formatting, reorganizing open issues and todos
sspeiche
parents: 68
diff changeset
  1425
	<div class="ldp-issue">
0f9825dea52b Updating some simple formatting, reorganizing open issues and todos
sspeiche
parents: 68
diff