Changeset 1172
- Timestamp:
- 13/03/11 08:18:50 (10 years ago)
- Location:
- draft-ietf-httpbis/latest
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
draft-ietf-httpbis/latest/p4-conditional.html
r1165 r1172 359 359 } 360 360 @bottom-center { 361 content: "Expires September 1 2, 2011";361 content: "Expires September 14, 2011"; 362 362 } 363 363 @bottom-right { … … 406 406 <meta name="dct.creator" content="Reschke, J. F."> 407 407 <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p4-conditional-latest"> 408 <meta name="dct.issued" scheme="ISO8601" content="2011-03-1 1">408 <meta name="dct.issued" scheme="ISO8601" content="2011-03-13"> 409 409 <meta name="dct.replaces" content="urn:ietf:rfc:2616"> 410 410 <meta name="dct.abstract" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypermedia information systems. HTTP has been in use by the World Wide Web global information initiative since 1990. This document is Part 4 of the seven-part specification that defines the protocol referred to as "HTTP/1.1" and, taken together, obsoletes RFC 2616. Part 4 defines request header fields for indicating conditional requests and the rules for constructing responses to those requests."> … … 432 432 </tr> 433 433 <tr> 434 <td class="left">Expires: September 1 2, 2011</td>434 <td class="left">Expires: September 14, 2011</td> 435 435 <td class="right">J. Mogul</td> 436 436 </tr> … … 489 489 <tr> 490 490 <td class="left"></td> 491 <td class="right">March 1 1, 2011</td>491 <td class="right">March 13, 2011</td> 492 492 </tr> 493 493 </tbody> … … 515 515 in progress”. 516 516 </p> 517 <p>This Internet-Draft will expire on September 1 2, 2011.</p>517 <p>This Internet-Draft will expire on September 14, 2011.</p> 518 518 <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1> 519 519 <p>Copyright © 2011 IETF Trust and the persons identified as the document authors. All rights reserved.</p> … … 1074 1074 </pre><p id="rfc.section.6.6.p.3">An example of its use is</p> 1075 1075 <div id="rfc.figure.u.18"></div><pre class="text"> Last-Modified: Tue, 15 Nov 1994 12:45:26 GMT 1076 </pre><p id="rfc.section.6.6.p.5"> The exact meaning of this header field depends on the implementation of the origin server and the nature of the original resource.1077 For files, it might be just the file system last-modified time. For representations with dynamically included parts, it might1078 be the most recent of the set of last-modify times for its component parts. For database gateways, it might be the last-update1079 time stamp of the record. For virtual objects, it might be the last time the internal state changed.1076 </pre><p id="rfc.section.6.6.p.5">A representation is typically the sum of many parts behind the resource interface. The last-modified time would usually be 1077 the most recent time that any of those parts were changed. How that value is determined for any given resource is an implementation 1078 detail beyond the scope of this specification. What matters to HTTP is how recipients of the Last-Modified header field can 1079 use its value to make conditional requests and test the validity of locally cached responses. 1080 1080 </p> 1081 1081 <p id="rfc.section.6.6.p.6">An origin server <em class="bcp14">MUST NOT</em> send a Last-Modified date which is later than the server's time of message origination. In such cases, where the resource's -
draft-ietf-httpbis/latest/p4-conditional.xml
r1165 r1172 1066 1066 </artwork></figure> 1067 1067 <t> 1068 The exact meaning of this header field depends on the implementation 1069 of the origin server and the nature of the original resource. For 1070 files, it might be just the file system last-modified time. For 1071 representations with dynamically included parts, it might be the most recent 1072 of the set of last-modify times for its component parts. For database 1073 gateways, it might be the last-update time stamp of the record. For 1074 virtual objects, it might be the last time the internal state changed. 1068 A representation is typically the sum of many parts behind the 1069 resource interface. The last-modified time would usually be 1070 the most recent time that any of those parts were changed. 1071 How that value is determined for any given resource is an 1072 implementation detail beyond the scope of this specification. 1073 What matters to HTTP is how recipients of the Last-Modified 1074 header field can use its value to make conditional requests 1075 and test the validity of locally cached responses. 1075 1076 </t> 1076 1077 <t>
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