cookiespecbase.html

用JAVA编写的,在做实验的时候留下来的,本来想删的,但是传上来,大家分享吧

<a name="284" href="#284">284</a>             cookie.setPathAttributeSpecified(<strong>true</strong>);
<a name="285" href="#285">285</a> 
<a name="286" href="#286">286</a>         } <strong>else</strong> <strong>if</strong> (paramName.equals(<span class="string">"domain"</span>)) {
<a name="287" href="#287">287</a> 
<a name="288" href="#288">288</a>             <strong>if</strong> (paramValue == <strong>null</strong>) {
<a name="289" href="#289">289</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="290" href="#290">290</a>                     <span class="string">"Missing value for domain attribute"</span>);
<a name="291" href="#291">291</a>             }
<a name="292" href="#292">292</a>             <strong>if</strong> (paramValue.trim().equals(<span class="string">""</span>)) {
<a name="293" href="#293">293</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="294" href="#294">294</a>                     <span class="string">"Blank value for domain attribute"</span>);
<a name="295" href="#295">295</a>             }
<a name="296" href="#296">296</a>             cookie.setDomain(paramValue);
<a name="297" href="#297">297</a>             cookie.setDomainAttributeSpecified(<strong>true</strong>);
<a name="298" href="#298">298</a> 
<a name="299" href="#299">299</a>         } <strong>else</strong> <strong>if</strong> (paramName.equals(<span class="string">"max-age"</span>)) {
<a name="300" href="#300">300</a> 
<a name="301" href="#301">301</a>             <strong>if</strong> (paramValue == <strong>null</strong>) {
<a name="302" href="#302">302</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="303" href="#303">303</a>                     <span class="string">"Missing value for max-age attribute"</span>);
<a name="304" href="#304">304</a>             }
<a name="305" href="#305">305</a>             <strong>int</strong> age;
<a name="306" href="#306">306</a>             <strong>try</strong> {
<a name="307" href="#307">307</a>                 age = Integer.parseInt(paramValue);
<a name="308" href="#308">308</a>             } <strong>catch</strong> (NumberFormatException e) {
<a name="309" href="#309">309</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException (<span class="string">"Invalid max-age "</span>
<a name="310" href="#310">310</a>                     + <span class="string">"attribute: "</span> + e.getMessage());
<a name="311" href="#311">311</a>             }
<a name="312" href="#312">312</a>             cookie.setExpiryDate(
<a name="313" href="#313">313</a>                 <strong>new</strong> Date(System.currentTimeMillis() + age * 1000L));
<a name="314" href="#314">314</a> 
<a name="315" href="#315">315</a>         } <strong>else</strong> <strong>if</strong> (paramName.equals(<span class="string">"secure"</span>)) {
<a name="316" href="#316">316</a> 
<a name="317" href="#317">317</a>             cookie.setSecure(<strong>true</strong>);
<a name="318" href="#318">318</a> 
<a name="319" href="#319">319</a>         } <strong>else</strong> <strong>if</strong> (paramName.equals(<span class="string">"comment"</span>)) {
<a name="320" href="#320">320</a> 
<a name="321" href="#321">321</a>             cookie.setComment(paramValue);
<a name="322" href="#322">322</a> 
<a name="323" href="#323">323</a>         } <strong>else</strong> <strong>if</strong> (paramName.equals(<span class="string">"expires"</span>)) {
<a name="324" href="#324">324</a> 
<a name="325" href="#325">325</a>             <strong>if</strong> (paramValue == <strong>null</strong>) {
<a name="326" href="#326">326</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="327" href="#327">327</a>                     <span class="string">"Missing value for expires attribute"</span>);
<a name="328" href="#328">328</a>             }
<a name="329" href="#329">329</a> 
<a name="330" href="#330">330</a>             <strong>try</strong> {
<a name="331" href="#331">331</a>                 cookie.setExpiryDate(DateUtil.parseDate(paramValue, <strong>this</strong>.datepatterns));
<a name="332" href="#332">332</a>             } <strong>catch</strong> (DateParseException dpe) {
<a name="333" href="#333">333</a>                 LOG.debug(<span class="string">"Error parsing cookie date"</span>, dpe);
<a name="334" href="#334">334</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="335" href="#335">335</a>                     <span class="string">"Unable to parse expiration date parameter: "</span> 
<a name="336" href="#336">336</a>                     + paramValue);
<a name="337" href="#337">337</a>             }
<a name="338" href="#338">338</a>         } <strong>else</strong> {
<a name="339" href="#339">339</a>             <strong>if</strong> (LOG.isDebugEnabled()) {
<a name="340" href="#340">340</a>                 LOG.debug(<span class="string">"Unrecognized cookie attribute: "</span> 
<a name="341" href="#341">341</a>                     + attribute.toString());
<a name="342" href="#342">342</a>             }
<a name="343" href="#343">343</a>         }
<a name="344" href="#344">344</a>     }
<a name="345" href="#345">345</a> 
<a name="346" href="#346">346</a>     
<a name="347" href="#347">347</a>     <strong>public</strong> Collection getValidDateFormats() {
<a name="348" href="#348">348</a>         <strong>return</strong> <strong>this</strong>.datepatterns;
<a name="349" href="#349">349</a>     }
<a name="350" href="#350">350</a> 
<a name="351" href="#351">351</a>     <strong>public</strong> <strong>void</strong> setValidDateFormats(<strong>final</strong> Collection datepatterns) {
<a name="352" href="#352">352</a>         <strong>this</strong>.datepatterns = datepatterns;
<a name="353" href="#353">353</a>     }
<a name="354" href="#354">354</a> 
<a name="355" href="#355">355</a>     <em>/**<em>*</em></em>
<a name="356" href="#356">356</a> <em>      * Performs most common {@link Cookie} validation</em>
<a name="357" href="#357">357</a> <em>      *</em>
<a name="358" href="#358">358</a> <em>      * @param host the host from which the {@link Cookie} was received</em>
<a name="359" href="#359">359</a> <em>      * @param port the port from which the {@link Cookie} was received</em>
<a name="360" href="#360">360</a> <em>      * @param path the path from which the {@link Cookie} was received</em>
<a name="361" href="#361">361</a> <em>      * @param secure &lt;tt>true&lt;/tt> when the {@link Cookie} was received using a</em>
<a name="362" href="#362">362</a> <em>      * secure connection</em>
<a name="363" href="#363">363</a> <em>      * @param cookie The cookie to validate.</em>
<a name="364" href="#364">364</a> <em>      * @throws MalformedCookieException if an exception occurs during</em>
<a name="365" href="#365">365</a> <em>      * validation</em>
<a name="366" href="#366">366</a> <em>      */</em>
<a name="367" href="#367">367</a>     
<a name="368" href="#368">368</a>     <strong>public</strong> <strong>void</strong> validate(String host, <strong>int</strong> port, String path, 
<a name="369" href="#369">369</a>         <strong>boolean</strong> secure, <strong>final</strong> <a href="../../../../../org/apache/commons/httpclient/Cookie.html">Cookie</a> cookie) 
<a name="370" href="#370">370</a>         throws MalformedCookieException {
<a name="371" href="#371">371</a>             
<a name="372" href="#372">372</a>         LOG.trace(<span class="string">"enter CookieSpecBase.validate("</span>
<a name="373" href="#373">373</a>             + <span class="string">"String, port, path, boolean, Cookie)"</span>);
<a name="374" href="#374">374</a>         <strong>if</strong> (host == <strong>null</strong>) {
<a name="375" href="#375">375</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(
<a name="376" href="#376">376</a>                 <span class="string">"Host of origin may not be null"</span>);
<a name="377" href="#377">377</a>         }
<a name="378" href="#378">378</a>         <strong>if</strong> (host.trim().equals(<span class="string">""</span>)) {
<a name="379" href="#379">379</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(
<a name="380" href="#380">380</a>                 <span class="string">"Host of origin may not be blank"</span>);
<a name="381" href="#381">381</a>         }
<a name="382" href="#382">382</a>         <strong>if</strong> (port &lt; 0) {
<a name="383" href="#383">383</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(<span class="string">"Invalid port: "</span> + port);
<a name="384" href="#384">384</a>         }
<a name="385" href="#385">385</a>         <strong>if</strong> (path == <strong>null</strong>) {
<a name="386" href="#386">386</a>             <strong>throw</strong> <strong>new</strong> IllegalArgumentException(
<a name="387" href="#387">387</a>                 <span class="string">"Path of origin may not be null."</span>);
<a name="388" href="#388">388</a>         }
<a name="389" href="#389">389</a>         <strong>if</strong> (path.trim().equals(<span class="string">""</span>)) {
<a name="390" href="#390">390</a>             path = PATH_DELIM;
<a name="391" href="#391">391</a>         }
<a name="392" href="#392">392</a>         host = host.toLowerCase();
<a name="393" href="#393">393</a>         <em class="comment">// check version</em>
<a name="394" href="#394">394</a>         <strong>if</strong> (cookie.getVersion() &lt; 0) {
<a name="395" href="#395">395</a>             <strong>throw</strong> <strong>new</strong> MalformedCookieException (<span class="string">"Illegal version number "</span> 
<a name="396" href="#396">396</a>                 + cookie.getValue());
<a name="397" href="#397">397</a>         }
<a name="398" href="#398">398</a> 
<a name="399" href="#399">399</a>         <em class="comment">// security check... we musn't allow the server to give us an</em>
<a name="400" href="#400">400</a>         <em class="comment">// invalid domain scope</em>
<a name="401" href="#401">401</a> 
<a name="402" href="#402">402</a>         <em class="comment">// Validate the cookies domain attribute.  NOTE:  Domains without </em>
<a name="403" href="#403">403</a>         <em class="comment">// any dots are allowed to support hosts on private LANs that don't </em>
<a name="404" href="#404">404</a>         <em class="comment">// have DNS names.  Since they have no dots, to domain-match the </em>
<a name="405" href="#405">405</a>         <em class="comment">// request-host and domain must be identical for the cookie to sent </em>
<a name="406" href="#406">406</a>         <em class="comment">// back to the origin-server.</em>
<a name="407" href="#407">407</a>         <strong>if</strong> (host.indexOf(<span class="string">"."</span>) >= 0) {
<a name="408" href="#408">408</a>             <em class="comment">// Not required to have at least two dots.  RFC 2965.</em>
<a name="409" href="#409">409</a>             <em class="comment">// A Set-Cookie2 with Domain=ajax.com will be accepted.</em>
<a name="410" href="#410">410</a> 
<a name="411" href="#411">411</a>             <em class="comment">// domain must match host</em>
<a name="412" href="#412">412</a>             <strong>if</strong> (!host.endsWith(cookie.getDomain())) {
<a name="413" href="#413">413</a>                 String s = cookie.getDomain();
<a name="414" href="#414">414</a>                 <strong>if</strong> (s.startsWith(<span class="string">"."</span>)) {
<a name="415" href="#415">415</a>                     s = s.substring(1, s.length());
<a name="416" href="#416">416</a>                 }
<a name="417" href="#417">417</a>                 <strong>if</strong> (!host.equals(s)) { 
<a name="418" href="#418">418</a>                     <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="419" href="#419">419</a>                         <span class="string">"Illegal domain attribute \&quot;"</span> + cookie.getDomain() 
<a name="420" href="#420">420</a>                         + <span class="string">"\&quot;. Domain of origin: \&quot;"</span> + host + <span class="string">"\&quot;"</span>);
<a name="421" href="#421">421</a>                 }
<a name="422" href="#422">422</a>             }
<a name="423" href="#423">423</a>         } <strong>else</strong> {
<a name="424" href="#424">424</a>             <strong>if</strong> (!host.equals(cookie.getDomain())) {
<a name="425" href="#425">425</a>                 <strong>throw</strong> <strong>new</strong> MalformedCookieException(
<a name="426" href="#426">426</a>                     <span class="string">"Illegal domain attribute \&quot;"</span> + cookie.getDomain() 
<a name="427" href="#427">427</a>                     + <span class="string">"\&quot;. Domain of origin: \&quot;"</span> + host + <span class="string">"\&quot;"</span>);
<a name="428" href="#428">428</a>             }
<a name="429" href="#429">429</a>         }