Changeset 892


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Timestamp:
Jul 23, 2010, 7:58:52 AM (9 years ago)
Author:
julian.reschke@…
Message:

regenerate HTML

File:
1 edited

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

    r878 r892  
    784784         </li>
    785785      </ul>
    786       <p id="rfc.section.2.2.p.2"> <span class="comment" id="TODO-method-cacheability">[<a href="#TODO-method-cacheability" class="smpl">TODO-method-cacheability</a>: define method cacheability for GET, HEAD and POST in p2-semantics.]</span>
    787       </p>
    788       <p id="rfc.section.2.2.p.3">When a stored response is used to satisfy a request, caches <em class="bcp14">MUST</em> include a single Age header field (<a href="#header.age" id="rfc.xref.header.age.1" title="Age">Section&nbsp;3.1</a>) in the response with a value equal to the stored response's current_age; see <a href="#age.calculations" title="Calculating Age">Section&nbsp;2.3.2</a>. <span class="comment" id="DISCUSS-includes-validated">[<a href="#DISCUSS-includes-validated" class="smpl">DISCUSS-includes-validated</a>: this currently includes successfully validated responses.]</span>
    789       </p>
    790       <p id="rfc.section.2.2.p.4">Requests with methods that are unsafe (<a href="p2-semantics.html#safe.methods" title="Safe Methods">Section 7.1.1</a> of <a href="#Part2" id="rfc.xref.Part2.1"><cite title="HTTP/1.1, part 2: Message Semantics">[Part2]</cite></a>) <em class="bcp14">MUST</em> be written through the cache to the origin server; i.e., a cache must not reply to such a request before having forwarded
     786      <p id="rfc.section.2.2.p.2">When a stored response is used to satisfy a request, caches <em class="bcp14">MUST</em> include a single Age header field (<a href="#header.age" id="rfc.xref.header.age.1" title="Age">Section&nbsp;3.1</a>) in the response with a value equal to the stored response's current_age; see <a href="#age.calculations" title="Calculating Age">Section&nbsp;2.3.2</a>. <span class="comment" id="DISCUSS-includes-validated">[<a href="#DISCUSS-includes-validated" class="smpl">DISCUSS-includes-validated</a>: this currently includes successfully validated responses.]</span>
     787      </p>
     788      <p id="rfc.section.2.2.p.3">Requests with methods that are unsafe (<a href="p2-semantics.html#safe.methods" title="Safe Methods">Section 7.1.1</a> of <a href="#Part2" id="rfc.xref.Part2.1"><cite title="HTTP/1.1, part 2: Message Semantics">[Part2]</cite></a>) <em class="bcp14">MUST</em> be written through the cache to the origin server; i.e., a cache must not reply to such a request before having forwarded
    791789         the request and having received a corresponding response.
    792790      </p>
    793       <p id="rfc.section.2.2.p.5">Also, note that unsafe requests might invalidate already stored responses; see <a href="#invalidation.after.updates.or.deletions" title="Request Methods that Invalidate">Section&nbsp;2.5</a>.
    794       </p>
    795       <p id="rfc.section.2.2.p.6">Caches <em class="bcp14">MUST</em> use the most recent response (as determined by the Date header) when more than one suitable response is stored. They can also
     791      <p id="rfc.section.2.2.p.4">Also, note that unsafe requests might invalidate already stored responses; see <a href="#invalidation.after.updates.or.deletions" title="Request Methods that Invalidate">Section&nbsp;2.5</a>.
     792      </p>
     793      <p id="rfc.section.2.2.p.5">Caches <em class="bcp14">MUST</em> use the most recent response (as determined by the Date header) when more than one suitable response is stored. They can also
    796794         forward a request with "Cache-Control: max-age=0" or "Cache-Control: no-cache" to disambiguate which response to use.
    797795      </p>
     
    10211019      </p>
    10221020      <p id="rfc.section.2.8.p.6">The updated response can <span class="comment" id="TODO-is-req">[<a href="#TODO-is-req" class="smpl">TODO-is-req</a>: requirement?]</span> be used to replace the stored response in cache. In the case of a 206 response, the combined representation <em class="bcp14">MAY</em> be stored.
    1023       </p>
    1024       <p id="rfc.section.2.8.p.7"> <span class="comment" id="ISSUE-how-head">[<a href="#ISSUE-how-head" class="smpl">ISSUE-how-head</a>: discuss how to handle HEAD updates]</span>
    10251021      </p>
    10261022      <h1 id="rfc.section.3"><a href="#rfc.section.3">3.</a>&nbsp;<a id="header.fields" href="#header.fields">Header Field Definitions</a></h1>
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