Ignore:
Timestamp:
20/05/13 01:43:03 (7 years ago)
Author:
mnot@…
Message:

Allow selecting headers to be smart about selecting a negotiated representation; see #453

File:
1 edited

Legend:

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  • draft-ietf-httpbis/latest/p6-cache.html

    r2251 r2264  
    452452  }
    453453  @bottom-center {
    454        content: "Expires November 19, 2013";
     454       content: "Expires November 21, 2013";
    455455  }
    456456  @bottom-right {
     
    492492      <link href="p5-range.html" rel="prev">
    493493      <link href="p7-auth.html" rel="next">
    494       <meta name="generator" content="http://greenbytes.de/tech/webdav/rfc2629.xslt, Revision 1.594, 2013/04/30 16:11:28, XSLT vendor: SAXON 8.9 from Saxonica http://www.saxonica.com/">
     494      <meta name="generator" content="http://greenbytes.de/tech/webdav/rfc2629.xslt, Revision 1.594, 2013/04/30 16:11:28, XSLT vendor: SAXON 9.1.0.8 from Saxonica http://www.saxonica.com/">
    495495      <link rel="schema.dct" href="http://purl.org/dc/terms/">
    496496      <meta name="dct.creator" content="Fielding, R.">
     
    498498      <meta name="dct.creator" content="Reschke, J. F.">
    499499      <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p6-cache-latest">
    500       <meta name="dct.issued" scheme="ISO8601" content="2013-05-18">
     500      <meta name="dct.issued" scheme="ISO8601" content="2013-05-20">
    501501      <meta name="dct.replaces" content="urn:ietf:rfc:2616">
    502502      <meta name="dct.abstract" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypertext information systems. This document defines requirements on HTTP caches and the associated header fields that control cache behavior or indicate cacheable response messages.">
     
    524524            </tr>
    525525            <tr>
    526                <td class="left">Expires: November 19, 2013</td>
     526               <td class="left">Expires: November 21, 2013</td>
    527527               <td class="right">J. Reschke, Editor</td>
    528528            </tr>
     
    533533            <tr>
    534534               <td class="left"></td>
    535                <td class="right">May 18, 2013</td>
     535               <td class="right">May 20, 2013</td>
    536536            </tr>
    537537         </tbody>
     
    559559         in progress”.
    560560      </p>
    561       <p>This Internet-Draft will expire on November 19, 2013.</p>
     561      <p>This Internet-Draft will expire on November 21, 2013.</p>
    562562      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    563563      <p>Copyright © 2013 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
     
    10861086      </p>
    10871087      <p id="rfc.section.4.3.p.5">The stored response with matching selecting header fields is known as the selected response.</p>
    1088       <p id="rfc.section.4.3.p.6">If multiple selected responses are available (potentially including responses without a Vary header), the most recent response
    1089          (as determined by the <a href="p2-semantics.html#header.date" class="smpl">Date</a> header field) is used; see <a href="#constructing.responses.from.caches" title="Constructing Responses from Caches">Section&nbsp;4</a>.
     1088      <p id="rfc.section.4.3.p.6">If multiple selected responses are available (potentially including responses without a Vary header), the cache will need
     1089         to choose one to use. When a selecting header has a known mechanism for doing so (e.g., qvalues on Accept and similar request headers), that mechanism <em class="bcp14">MAY</em> be used to select preferred responses; of the remainder, the most recent response (as determined by the <a href="p2-semantics.html#header.date" class="smpl">Date</a> header field) is used, as per <a href="#constructing.responses.from.caches" title="Constructing Responses from Caches">Section&nbsp;4</a>.
    10901090      </p>
    10911091      <p id="rfc.section.4.3.p.7">If no selected response is available, the cache cannot satisfy the presented request. Typically, it is forwarded to the origin
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