recordinginputstream.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="260" href="#260">260</a>                 <strong>if</strong> (Thread.interrupted()) {
<a name="261" href="#261">261</a>                     <strong>throw</strong> <strong>new</strong> InterruptedException(<span class="string">"Interrupted during IO"</span>);
<a name="262" href="#262">262</a>                 }
<a name="263" href="#263">263</a>             } <strong>catch</strong> (SocketTimeoutException e) {
<a name="264" href="#264">264</a>                 <em class="comment">// A socket timeout is just a transient problem, meaning</em>
<a name="265" href="#265">265</a>                 <em class="comment">// nothing was available in the configured  timeout period,</em>
<a name="266" href="#266">266</a>                 <em class="comment">// but something else might become available later.</em>
<a name="267" href="#267">267</a>                 <em class="comment">// Take this opportunity to check the overall </em>
<a name="268" href="#268">268</a>                 <em class="comment">// timeout (below).  One reason for this timeout is </em>
<a name="269" href="#269">269</a>                 <em class="comment">// servers that keep up the connection, 'keep-alive', even</em>
<a name="270" href="#270">270</a>                 <em class="comment">// though we asked them to not keep the connection open.</em>
<a name="271" href="#271">271</a>                 <strong>if</strong> (System.currentTimeMillis() &lt; timeoutTime) {
<a name="272" href="#272">272</a>                     <strong>if</strong> (logger.isLoggable(Level.FINE)) {
<a name="273" href="#273">273</a>                         logger.fine(<span class="string">"Socket timed out after "</span> +
<a name="274" href="#274">274</a>                             (timeoutTime - startTime) + <span class="string">"ms: "</span> +
<a name="275" href="#275">275</a>                             e.getMessage());
<a name="276" href="#276">276</a>                     }
<a name="277" href="#277">277</a>                 }
<a name="278" href="#278">278</a>             } <strong>catch</strong> (SocketException se) {
<a name="279" href="#279">279</a>                 <strong>throw</strong> se;
<a name="280" href="#280">280</a>             } <strong>catch</strong> (NullPointerException e) {
<a name="281" href="#281">281</a>                 <em class="comment">// [ 896757 ] NPEs in Andy's Th-Fri Crawl.</em>
<a name="282" href="#282">282</a>                 <em class="comment">// A crawl was showing NPE's in this part of the code but can</em>
<a name="283" href="#283">283</a>                 <em class="comment">// not reproduce.  Adding this rethrowing catch block w/</em>
<a name="284" href="#284">284</a>                 <em class="comment">// diagnostics to help should we come across the problem in the</em>
<a name="285" href="#285">285</a>                 <em class="comment">// future.</em>
<a name="286" href="#286">286</a>                 <strong>throw</strong> <strong>new</strong> NullPointerException(<span class="string">"Stream "</span> + <strong>this</strong>.in + <span class="string">", "</span> +
<a name="287" href="#287">287</a>                     e.getMessage() + <span class="string">" "</span> + Thread.currentThread().getName());
<a name="288" href="#288">288</a>             }
<a name="289" href="#289">289</a>             <strong>if</strong> (System.currentTimeMillis() >= timeoutTime) {
<a name="290" href="#290">290</a>                 <strong>throw</strong> <strong>new</strong> <a href="../../../org/archive/io/RecorderTimeoutException.html">RecorderTimeoutException</a>(<span class="string">"Timedout after "</span> +
<a name="291" href="#291">291</a>                     (timeoutTime - startTime) + <span class="string">"ms."</span>);
<a name="292" href="#292">292</a>             }
<a name="293" href="#293">293</a>             <strong>if</strong> (hardMaxLength > 0 &amp;&amp; totalBytes >= hardMaxLength) {
<a name="294" href="#294">294</a>                 <strong>throw</strong> <strong>new</strong> <a href="../../../org/archive/io/RecorderLengthExceededException.html">RecorderLengthExceededException</a>();
<a name="295" href="#295">295</a>             }
<a name="296" href="#296">296</a>             <strong>if</strong> (maxLength > 0 &amp;&amp; totalBytes >= maxLength) {
<a name="297" href="#297">297</a>                 <strong>break</strong>; <em class="comment">// return</em>
<a name="298" href="#298">298</a>             }
<a name="299" href="#299">299</a>         }
<a name="300" href="#300">300</a>     }
<a name="301" href="#301">301</a> 
<a name="302" href="#302">302</a>     <strong>public</strong> <strong>long</strong> getSize() {
<a name="303" href="#303">303</a>         <strong>return</strong> <strong>this</strong>.recordingOutputStream.getSize();
<a name="304" href="#304">304</a>     }
<a name="305" href="#305">305</a> 
<a name="306" href="#306">306</a>     <strong>public</strong> <strong>void</strong> markContentBegin() {
<a name="307" href="#307">307</a>         <strong>this</strong>.recordingOutputStream.markContentBegin();
<a name="308" href="#308">308</a>     }
<a name="309" href="#309">309</a> 
<a name="310" href="#310">310</a>     <strong>public</strong> <strong>void</strong> startDigest() {
<a name="311" href="#311">311</a>         <strong>this</strong>.recordingOutputStream.startDigest();
<a name="312" href="#312">312</a>     }
<a name="313" href="#313">313</a> 
<a name="314" href="#314">314</a>     <em>/**<em>*</em></em>
<a name="315" href="#315">315</a> <em>     * Convenience method for setting SHA1 digest.</em>
<a name="316" href="#316">316</a> <em>     */</em>
<a name="317" href="#317">317</a>     <strong>public</strong> <strong>void</strong> setSha1Digest() {
<a name="318" href="#318">318</a>         <strong>this</strong>.recordingOutputStream.setSha1Digest();
<a name="319" href="#319">319</a>     }
<a name="320" href="#320">320</a> 
<a name="321" href="#321">321</a>     <em>/**<em>*</em></em>
<a name="322" href="#322">322</a> <em>     * Sets a digest function which may be applied to recorded data.</em>
<a name="323" href="#323">323</a> <em>     * As usually only a subset of the recorded data should</em>
<a name="324" href="#324">324</a> <em>     * be fed to the digest, you must also call startDigest()</em>
<a name="325" href="#325">325</a> <em>     * to begin digesting.</em>
<a name="326" href="#326">326</a> <em>     *</em>
<a name="327" href="#327">327</a> <em>     * @param md</em>
<a name="328" href="#328">328</a> <em>     */</em>
<a name="329" href="#329">329</a>     <strong>public</strong> <strong>void</strong> setDigest(MessageDigest md) {
<a name="330" href="#330">330</a>         <strong>this</strong>.recordingOutputStream.setDigest(md);
<a name="331" href="#331">331</a>     }
<a name="332" href="#332">332</a> 
<a name="333" href="#333">333</a>     <em>/**<em>*</em></em>
<a name="334" href="#334">334</a> <em>     * Return the digest value for any recorded, digested data. Call</em>
<a name="335" href="#335">335</a> <em>     * only after all data has been recorded; otherwise, the running</em>
<a name="336" href="#336">336</a> <em>     * digest state is ruined.</em>
<a name="337" href="#337">337</a> <em>     *</em>
<a name="338" href="#338">338</a> <em>     * @return the digest final value</em>
<a name="339" href="#339">339</a> <em>     */</em>
<a name="340" href="#340">340</a>     <strong>public</strong> byte[] getDigestValue() {
<a name="341" href="#341">341</a>         <strong>return</strong> <strong>this</strong>.recordingOutputStream.getDigestValue();
<a name="342" href="#342">342</a>     }
<a name="343" href="#343">343</a> 
<a name="344" href="#344">344</a>     <strong>public</strong> <a href="../../../org/archive/io/ReplayCharSequence.html">ReplayCharSequence</a> getReplayCharSequence() throws IOException {
<a name="345" href="#345">345</a>         <strong>return</strong> getReplayCharSequence(<strong>null</strong>);
<a name="346" href="#346">346</a>     }
<a name="347" href="#347">347</a> 
<a name="348" href="#348">348</a>     <em>/**<em>*</em></em>
<a name="349" href="#349">349</a> <em>     * @param characterEncoding Encoding of recorded stream.</em>
<a name="350" href="#350">350</a> <em>     * @return A ReplayCharSequence  Will return null if an IOException.  Call</em>
<a name="351" href="#351">351</a> <em>     * close on returned RCS when done.</em>
<a name="352" href="#352">352</a> <em>     * @throws IOException</em>
<a name="353" href="#353">353</a> <em>     */</em>
<a name="354" href="#354">354</a>     <strong>public</strong> <a href="../../../org/archive/io/ReplayCharSequence.html">ReplayCharSequence</a> getReplayCharSequence(String characterEncoding)
<a name="355" href="#355">355</a>     		throws IOException {
<a name="356" href="#356">356</a>         <strong>return</strong> <strong>this</strong>.recordingOutputStream.
<a name="357" href="#357">357</a>             getReplayCharSequence(characterEncoding);
<a name="358" href="#358">358</a>     }
<a name="359" href="#359">359</a> 
<a name="360" href="#360">360</a>     <strong>public</strong> <strong>long</strong> getResponseContentLength() {
<a name="361" href="#361">361</a>         <strong>return</strong> <strong>this</strong>.recordingOutputStream.getResponseContentLength();
<a name="362" href="#362">362</a>     }
<a name="363" href="#363">363</a> 
<a name="364" href="#364">364</a>     <strong>public</strong> <strong>void</strong> closeRecorder() throws IOException {
<a name="365" href="#365">365</a>         <strong>this</strong>.recordingOutputStream.closeRecorder();
<a name="366" href="#366">366</a>     }
<a name="367" href="#367">367</a> 
<a name="368" href="#368">368</a>     <em>/**<em>*</em></em>
<a name="369" href="#369">369</a> <em>     * @param tempFile</em>
<a name="370" href="#370">370</a> <em>     * @throws IOException</em>
<a name="371" href="#371">371</a> <em>     */</em>
<a name="372" href="#372">372</a>     <strong>public</strong> <strong>void</strong> copyContentBodyTo(File tempFile) throws IOException {
<a name="373" href="#373">373</a>         FileOutputStream fos = <strong>new</strong> FileOutputStream(tempFile);
<a name="374" href="#374">374</a>         <a href="../../../org/archive/io/ReplayInputStream.html">ReplayInputStream</a> ris = getContentReplayInputStream();
<a name="375" href="#375">375</a>         ris.readFullyTo(fos);
<a name="376" href="#376">376</a>         fos.close();
<a name="377" href="#377">377</a>         ris.close();
<a name="378" href="#378">378</a>     }
<a name="379" href="#379">379</a> 
<a name="380" href="#380">380</a>     <em>/**<em>*</em></em>
<a name="381" href="#381">381</a> <em>     * @return True if we've been opened.</em>
<a name="382" href="#382">382</a> <em>     */</em>
<a name="383" href="#383">383</a>     <strong>public</strong> <strong>boolean</strong> isOpen()
<a name="384" href="#384">384</a>     {
<a name="385" href="#385">385</a>         <strong>return</strong> <strong>this</strong>.in != <strong>null</strong>;
<a name="386" href="#386">386</a>     }
<a name="387" href="#387">387</a> }
</pre>
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