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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="152" href="#152">152</a> <em>     * Increment a counter for a key in a given HashMap. Used for various</em>
<a name="153" href="#153">153</a> <em>     * aggregate data.</em>
<a name="154" href="#154">154</a> <em>     *</em>
<a name="155" href="#155">155</a> <em>     * @param map The HashMap</em>
<a name="156" href="#156">156</a> <em>     * @param key The key for the counter to be incremented, if it does not</em>
<a name="157" href="#157">157</a> <em>     *               exist it will be added (set to 1).  If null it will</em>
<a name="158" href="#158">158</a> <em>     *            increment the counter "unknown".</em>
<a name="159" href="#159">159</a> <em>     */</em>
<a name="160" href="#160">160</a>     <strong>protected</strong> <strong>static</strong> <strong>void</strong> incrementMapCount(Map map, String key) {
<a name="161" href="#161">161</a>     	incrementMapCount(map,key,1);
<a name="162" href="#162">162</a>     }
<a name="163" href="#163">163</a> 
<a name="164" href="#164">164</a>     <em>/**<em>*</em></em>
<a name="165" href="#165">165</a> <em>     * Increment a counter for a key in a given HashMap by an arbitrary amount.</em>
<a name="166" href="#166">166</a> <em>     * Used for various aggregate data. The increment amount can be negative.</em>
<a name="167" href="#167">167</a> <em>     *</em>
<a name="168" href="#168">168</a> <em>     * @param map</em>
<a name="169" href="#169">169</a> <em>     *            The HashMap</em>
<a name="170" href="#170">170</a> <em>     * @param key</em>
<a name="171" href="#171">171</a> <em>     *            The key for the counter to be incremented, if it does not</em>
<a name="172" href="#172">172</a> <em>     *            exist it will be added (set to equal to</em>
<a name="173" href="#173">173</a> <em>     *            &lt;code>increment&lt;/code>).</em>
<a name="174" href="#174">174</a> <em>     *            If null it will increment the counter "unknown".</em>
<a name="175" href="#175">175</a> <em>     * @param increment</em>
<a name="176" href="#176">176</a> <em>     *            The amount to increment counter related to the</em>
<a name="177" href="#177">177</a> <em>     *            &lt;code>key&lt;/code>.</em>
<a name="178" href="#178">178</a> <em>     */</em>
<a name="179" href="#179">179</a>     <strong>protected</strong> <strong>static</strong> <strong>void</strong> incrementMapCount(Map map, String key,
<a name="180" href="#180">180</a>             <strong>long</strong> increment) {
<a name="181" href="#181">181</a>         <strong>if</strong> (key == <strong>null</strong>) {
<a name="182" href="#182">182</a>             key = <span class="string">"unknown"</span>;
<a name="183" href="#183">183</a>         }
<a name="184" href="#184">184</a>         <a href="../../../../org/archive/util/LongWrapper.html">LongWrapper</a> lw = (LongWrapper)map.get(key);
<a name="185" href="#185">185</a>         <strong>if</strong>(lw == <strong>null</strong>) {
<a name="186" href="#186">186</a>             map.put(key, <strong>new</strong> <a href="../../../../org/archive/util/LongWrapper.html">LongWrapper</a>(increment));
<a name="187" href="#187">187</a>         } <strong>else</strong> {
<a name="188" href="#188">188</a>             lw.longValue += increment;
<a name="189" href="#189">189</a>         }
<a name="190" href="#190">190</a>     }
<a name="191" href="#191">191</a>   
<a name="192" href="#192">192</a>     <em>/**<em>* Returns a HashMap that contains information about distributions of</em></em>
<a name="193" href="#193">193</a> <em>     *  encountered mime types.  Key/value pairs represent</em>
<a name="194" href="#194">194</a> <em>     *  mime type -> count.</em>
<a name="195" href="#195">195</a> <em>     * &lt;p></em>
<a name="196" href="#196">196</a> <em>     * &lt;b>Note:&lt;/b> All the values are wrapped with a</em>
<a name="197" href="#197">197</a> <em>     * {@link LongWrapper LongWrapper}</em>
<a name="198" href="#198">198</a> <em>     * @return mimeTypeDistribution</em>
<a name="199" href="#199">199</a> <em>     */</em>
<a name="200" href="#200">200</a>     <strong>public</strong> Hashtable getMimeDistribution() {
<a name="201" href="#201">201</a>         <strong>return</strong> mimeTypeDistribution;
<a name="202" href="#202">202</a>     }
<a name="203" href="#203">203</a>     
<a name="204" href="#204">204</a>     <strong>public</strong> <strong>long</strong> getTotalMimeTypeDocuments() {
<a name="205" href="#205">205</a>        	<strong>return</strong> totalMimeTypeDocuments;
<a name="206" href="#206">206</a>     }
<a name="207" href="#207">207</a>     
<a name="208" href="#208">208</a>     <strong>public</strong> <strong>long</strong> getTotalDnsMimeTypeDocuments() {
<a name="209" href="#209">209</a>        	<strong>return</strong> totalDnsMimeTypeDocuments;
<a name="210" href="#210">210</a>     }
<a name="211" href="#211">211</a>     
<a name="212" href="#212">212</a>     <strong>public</strong> <strong>long</strong> getTotalMimeSize() {
<a name="213" href="#213">213</a>     	<strong>return</strong> totalMimeSize;
<a name="214" href="#214">214</a>     }
<a name="215" href="#215">215</a>     
<a name="216" href="#216">216</a>     <strong>public</strong> <strong>long</strong> getTotalDnsMimeSize() {
<a name="217" href="#217">217</a>     	<strong>return</strong> totalDnsMimeSize;
<a name="218" href="#218">218</a>     }
<a name="219" href="#219">219</a>    
<a name="220" href="#220">220</a>     <em>/**<em>*</em></em>
<a name="221" href="#221">221</a> <em>     * Return a HashMap representing the distribution of HTTP status codes for</em>
<a name="222" href="#222">222</a> <em>     * successfully fetched curis, as represented by a hashmap where key -&amp;gt;</em>
<a name="223" href="#223">223</a> <em>     * val represents (string)code -&amp;gt; (integer)count.</em>
<a name="224" href="#224">224</a> <em>     * </em>
<a name="225" href="#225">225</a> <em>     * &lt;b>Note: &lt;/b> All the values are wrapped with a</em>
<a name="226" href="#226">226</a> <em>     * {@link LongWrapper LongWrapper}</em>
<a name="227" href="#227">227</a> <em>     * </em>
<a name="228" href="#228">228</a> <em>     * @return statusCodeDistribution</em>
<a name="229" href="#229">229</a> <em>     */</em>
<a name="230" href="#230">230</a>     <strong>public</strong> Hashtable getStatusCodeDistribution() {    	
<a name="231" href="#231">231</a>         <strong>return</strong> statusCodeDistribution;
<a name="232" href="#232">232</a>     }
<a name="233" href="#233">233</a>    
<a name="234" href="#234">234</a>     <em>/**<em>*</em></em>
<a name="235" href="#235">235</a> <em>     * Return a HashMap representing the distribution of DNS status codes for</em>
<a name="236" href="#236">236</a> <em>     * successfully fetched curis, as represented by a hashmap where key -&amp;gt;</em>
<a name="237" href="#237">237</a> <em>     * val represents (string)code -&amp;gt; (integer)count.</em>
<a name="238" href="#238">238</a> <em>     * </em>
<a name="239" href="#239">239</a> <em>     * &lt;b>Note: &lt;/b> All the values are wrapped with a</em>
<a name="240" href="#240">240</a> <em>     * {@link LongWrapper LongWrapper}</em>
<a name="241" href="#241">241</a> <em>     * </em>
<a name="242" href="#242">242</a> <em>     * @return dnsStatusCodeDistribution</em>
<a name="243" href="#243">243</a> <em>     */</em>
<a name="244" href="#244">244</a>     <strong>public</strong> Hashtable getDnsStatusCodeDistribution() {
<a name="245" href="#245">245</a>     	<strong>return</strong> dnsStatusCodeDistribution;
<a name="246" href="#246">246</a>     }
<a name="247" href="#247">247</a>     
<a name="248" href="#248">248</a>     <strong>public</strong> Hashtable getDnsMimeDistribution() {
<a name="249" href="#249">249</a>         <strong>return</strong> mimeTypeDnsDistribution;
<a name="250" href="#250">250</a>     }
<a name="251" href="#251">251</a> 
<a name="252" href="#252">252</a>     <strong>public</strong> <strong>long</strong> getTotalDnsStatusCodeDocuments() {
<a name="253" href="#253">253</a>     	<strong>return</strong> totalDnsStatusCodeDocuments;
<a name="254" href="#254">254</a>     }
<a name="255" href="#255">255</a>     
<a name="256" href="#256">256</a>     <strong>public</strong> <strong>long</strong> getTotalStatusCodeDocuments() {
<a name="257" href="#257">257</a>     	<strong>return</strong> totalStatusCodeDocuments;
<a name="258" href="#258">258</a>     }  
<a name="259" href="#259">259</a>     
<a name="260" href="#260">260</a>     <strong>public</strong> <strong>long</strong> getTotalHostDocuments() {
<a name="261" href="#261">261</a>        	<strong>return</strong> totalHostDocuments;
<a name="262" href="#262">262</a>     }
<a name="263" href="#263">263</a>     
<a name="264" href="#264">264</a>     <strong>public</strong> <strong>long</strong> getTotalDnsHostDocuments() {
<a name="265" href="#265">265</a>        	<strong>return</strong> totalDnsHostDocuments;
<a name="266" href="#266">266</a>     }
<a name="267" href="#267">267</a>     
<a name="268" href="#268">268</a>     <strong>public</strong> Hashtable getHostsDnsDistribution() {
<a name="269" href="#269">269</a>     	<strong>return</strong> hostsDnsDistribution;
<a name="270" href="#270">270</a>     }
<a name="271" href="#271">271</a>     
<a name="272" href="#272">272</a>     <strong>public</strong> <strong>long</strong> getTotalHostDnsDocuments() {
<a name="273" href="#273">273</a>     	<strong>return</strong> totalDnsHostDocuments;
<a name="274" href="#274">274</a>     }
<a name="275" href="#275">275</a>     
<a name="276" href="#276">276</a>     <strong>public</strong> <strong>long</strong> getTotalHostSize() {
<a name="277" href="#277">277</a>     	<strong>return</strong> totalHostSize;
<a name="278" href="#278">278</a>     }
<a name="279" href="#279">279</a>     
<a name="280" href="#280">280</a>     <strong>public</strong> <strong>long</strong> getTotalDnsHostSize() {
<a name="281" href="#281">281</a>     	<strong>return</strong> totalDnsHostSize;
<a name="282" href="#282">282</a>     }
<a name="283" href="#283">283</a>     
<a name="284" href="#284">284</a>     <strong>public</strong> Hashtable getTldDistribution() {
<a name="285" href="#285">285</a>     	<strong>return</strong> tldDistribution;
<a name="286" href="#286">286</a>     }
<a name="287" href="#287">287</a>     
<a name="288" href="#288">288</a>     <strong>public</strong> Hashtable getTldBytes() {
<a name="289" href="#289">289</a>     	<strong>return</strong> tldBytes;
<a name="290" href="#290">290</a>     }
<a name="291" href="#291">291</a>     
<a name="292" href="#292">292</a>     <strong>public</strong> <strong>long</strong> getTotalTldDocuments() {
<a name="293" href="#293">293</a>     	<strong>return</strong> totalTldDocuments;
<a name="294" href="#294">294</a>     }
<a name="295" href="#295">295</a>     
<a name="296" href="#296">296</a>     <strong>public</strong> <strong>long</strong> getTotalTldSize() {
<a name="297" href="#297">297</a>     	<strong>return</strong> totalTldSize;
<a name="298" href="#298">298</a>     }
<a name="299" href="#299">299</a>     
<a name="300" href="#300">300</a>     <strong>public</strong> Hashtable getTldHostDistribution() {
<a name="301" href="#301">301</a>     	<strong>return</strong> tldHostDistribution;
<a name="302" href="#302">302</a>     }
<a name="303" href="#303">303</a>     
<a name="304" href="#304">304</a>     <strong>public</strong> <strong>long</strong> getTotalHosts() {
<a name="305" href="#305">305</a>     	<strong>return</strong> totalHosts;
<a name="306" href="#306">306</a>     }
<a name="307" href="#307">307</a>     
<a name="308" href="#308">308</a>     <strong>public</strong> String getDurationTime() {
<a name="309" href="#309">309</a>     	<strong>return</strong> durationTime;
<a name="310" href="#310">310</a>     }
<a name="311" href="#311">311</a>