profilertimerfilter.html

MINA+API 关于MINA的API

<a name="128" href="#128">128</a> <em class="jxr_javadoccomment">     *</em>
<a name="129" href="#129">129</a> <em class="jxr_javadoccomment">     * @param unit the new {@link TimeUnit} to be used.</em>
<a name="130" href="#130">130</a> <em class="jxr_javadoccomment">     */</em>
<a name="131" href="#131">131</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setTimeUnit(TimeUnit unit) {
<a name="132" href="#132">132</a>         <strong class="jxr_keyword">if</strong> (unit == TimeUnit.MILLISECONDS) {
<a name="133" href="#133">133</a>             <strong class="jxr_keyword">this</strong>.timeUnit = ProfilerTimerUnit.MILLISECONDS;
<a name="134" href="#134">134</a>         } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (unit == TimeUnit.NANOSECONDS) {
<a name="135" href="#135">135</a>             <strong class="jxr_keyword">this</strong>.timeUnit = ProfilerTimerUnit.NANOSECONDS;
<a name="136" href="#136">136</a>         } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (unit == TimeUnit.SECONDS) {
<a name="137" href="#137">137</a>             <strong class="jxr_keyword">this</strong>.timeUnit = ProfilerTimerUnit.SECONDS;
<a name="138" href="#138">138</a>         } <strong class="jxr_keyword">else</strong> {
<a name="139" href="#139">139</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a name="140" href="#140">140</a>                     <span class="jxr_string">"Invalid Time specified: "</span> + unit + <span class="jxr_string">" (expected: "</span> +
<a name="141" href="#141">141</a>                     TimeUnit.MILLISECONDS + <span class="jxr_string">", "</span> +
<a name="142" href="#142">142</a>                     TimeUnit.NANOSECONDS + <span class="jxr_string">" or "</span> +
<a name="143" href="#143">143</a>                     TimeUnit.SECONDS + ')');
<a name="144" href="#144">144</a>         }
<a name="145" href="#145">145</a>     }
<a name="146" href="#146">146</a> 
<a name="147" href="#147">147</a>     <em class="jxr_javadoccomment">/**</em>
<a name="148" href="#148">148</a> <em class="jxr_javadoccomment">     * Add an {@link IoEventType} to profile</em>
<a name="149" href="#149">149</a> <em class="jxr_javadoccomment">     *</em>
<a name="150" href="#150">150</a> <em class="jxr_javadoccomment">     * @param type</em>
<a name="151" href="#151">151</a> <em class="jxr_javadoccomment">     *  The {@link IoEventType} to profile</em>
<a name="152" href="#152">152</a> <em class="jxr_javadoccomment">     */</em>
<a name="153" href="#153">153</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addEventToProfile(<a href="../../../../../org/apache/mina/common/IoEventType.html">IoEventType</a> type) {
<a name="154" href="#154">154</a>         <strong class="jxr_keyword">if</strong> (!timerManager.containsKey(type)) {
<a name="155" href="#155">155</a>             timerManager.put(type, <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/filter/statistic/ProfilerTimerFilter.html">TimerWorker</a>());
<a name="156" href="#156">156</a>         }
<a name="157" href="#157">157</a>     }
<a name="158" href="#158">158</a> 
<a name="159" href="#159">159</a>     <em class="jxr_javadoccomment">/**</em>
<a name="160" href="#160">160</a> <em class="jxr_javadoccomment">     * Remove an {@link IoEventType} to profile</em>
<a name="161" href="#161">161</a> <em class="jxr_javadoccomment">     *</em>
<a name="162" href="#162">162</a> <em class="jxr_javadoccomment">     * @param type</em>
<a name="163" href="#163">163</a> <em class="jxr_javadoccomment">     *  The {@link IoEventType} to profile</em>
<a name="164" href="#164">164</a> <em class="jxr_javadoccomment">     */</em>
<a name="165" href="#165">165</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> removeEventToProfile(<a href="../../../../../org/apache/mina/common/IoEventType.html">IoEventType</a> type) {
<a name="166" href="#166">166</a>         timerManager.remove(type);
<a name="167" href="#167">167</a>     }
<a name="168" href="#168">168</a> 
<a name="169" href="#169">169</a>     <em class="jxr_javadoccomment">/**</em>
<a name="170" href="#170">170</a> <em class="jxr_javadoccomment">     * Return the bitmask that is being used to display</em>
<a name="171" href="#171">171</a> <em class="jxr_javadoccomment">     * timing information for this filter.</em>
<a name="172" href="#172">172</a> <em class="jxr_javadoccomment">     *</em>
<a name="173" href="#173">173</a> <em class="jxr_javadoccomment">     * @return</em>
<a name="174" href="#174">174</a> <em class="jxr_javadoccomment">     *  An int representing the methods that will be logged</em>
<a name="175" href="#175">175</a> <em class="jxr_javadoccomment">     */</em>
<a name="176" href="#176">176</a>     <strong class="jxr_keyword">public</strong> Set&lt;IoEventType&gt; getEventsToProfile() {
<a name="177" href="#177">177</a>         <strong class="jxr_keyword">return</strong> Collections.unmodifiableSet(eventsToProfile);
<a name="178" href="#178">178</a>     }
<a name="179" href="#179">179</a> 
<a name="180" href="#180">180</a>     <em class="jxr_javadoccomment">/**</em>
<a name="181" href="#181">181</a> <em class="jxr_javadoccomment">     * Set the bitmask in order to tell this filter which</em>
<a name="182" href="#182">182</a> <em class="jxr_javadoccomment">     * methods to print out timing information</em>
<a name="183" href="#183">183</a> <em class="jxr_javadoccomment">     */</em>
<a name="184" href="#184">184</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEventsToProfile(<a href="../../../../../org/apache/mina/common/IoEventType.html">IoEventType</a> firstEventType, IoEventType... otherEventTypes) {
<a name="185" href="#185">185</a>         <strong class="jxr_keyword">this</strong>.setEventsToProfile(EnumSet.of(firstEventType, otherEventTypes));
<a name="186" href="#186">186</a>     }
<a name="187" href="#187">187</a> 
<a name="188" href="#188">188</a>     <em class="jxr_javadoccomment">/**</em>
<a name="189" href="#189">189</a> <em class="jxr_javadoccomment">     * Set the bitmask in order to tell this filter which</em>
<a name="190" href="#190">190</a> <em class="jxr_javadoccomment">     * methods to print out timing information</em>
<a name="191" href="#191">191</a> <em class="jxr_javadoccomment">     *</em>
<a name="192" href="#192">192</a> <em class="jxr_javadoccomment">     * @param eventTypes</em>
<a name="193" href="#193">193</a> <em class="jxr_javadoccomment">     *  An int representing the new methods that should be logged</em>
<a name="194" href="#194">194</a> <em class="jxr_javadoccomment">     */</em>
<a name="195" href="#195">195</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEventsToProfile(Set&lt;IoEventType&gt; eventTypes) {
<a name="196" href="#196">196</a>         <strong class="jxr_keyword">if</strong> (eventTypes == <strong class="jxr_keyword">null</strong>) {
<a name="197" href="#197">197</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NullPointerException(<span class="jxr_string">"eventTypes"</span>);
<a name="198" href="#198">198</a>         }
<a name="199" href="#199">199</a>         <strong class="jxr_keyword">if</strong> (eventTypes.isEmpty()) {
<a name="200" href="#200">200</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"eventTypes is empty."</span>);
<a name="201" href="#201">201</a>         }
<a name="202" href="#202">202</a> 
<a name="203" href="#203">203</a>         EnumSet&lt;IoEventType&gt; newEventsToProfile = EnumSet.noneOf(IoEventType.<strong class="jxr_keyword">class</strong>);
<a name="204" href="#204">204</a>         <strong class="jxr_keyword">for</strong> (IoEventType e: eventTypes) {
<a name="205" href="#205">205</a>             newEventsToProfile.add(e);
<a name="206" href="#206">206</a>         }
<a name="207" href="#207">207</a>         
<a name="208" href="#208">208</a>         <strong class="jxr_keyword">this</strong>.eventsToProfile = newEventsToProfile;
<a name="209" href="#209">209</a>     }
<a name="210" href="#210">210</a> 
<a name="211" href="#211">211</a>     @Override
<a name="212" href="#212">212</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(<a href="../../../../../org/apache/mina/common/IoFilter.html">NextFilter</a> nextFilter, <a href="../../../../../org/apache/mina/common/IoSession.html">IoSession</a> session,
<a name="213" href="#213">213</a>             Object message) <strong class="jxr_keyword">throws</strong> Exception {
<a name="214" href="#214">214</a>         <strong class="jxr_keyword">long</strong> start = timeUnit.timeNow();
<a name="215" href="#215">215</a>         nextFilter.messageReceived(session, message);
<a name="216" href="#216">216</a>         <strong class="jxr_keyword">long</strong> end = timeUnit.timeNow();
<a name="217" href="#217">217</a> 
<a name="218" href="#218">218</a>         <strong class="jxr_keyword">if</strong> (getEventsToProfile().contains(IoEventType.MESSAGE_RECEIVED)) {
<a name="219" href="#219">219</a>             timerManager.get(IoEventType.MESSAGE_RECEIVED).addNewReading(
<a name="220" href="#220">220</a>                     end - start);
<a name="221" href="#221">221</a>         }
<a name="222" href="#222">222</a>     }
<a name="223" href="#223">223</a> 
<a name="224" href="#224">224</a>     @Override
<a name="225" href="#225">225</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageSent(<a href="../../../../../org/apache/mina/common/IoFilter.html">NextFilter</a> nextFilter, <a href="../../../../../org/apache/mina/common/IoSession.html">IoSession</a> session,
<a name="226" href="#226">226</a>             <a href="../../../../../org/apache/mina/common/WriteRequest.html">WriteRequest</a> writeRequest) <strong class="jxr_keyword">throws</strong> Exception {
<a name="227" href="#227">227</a>         <strong class="jxr_keyword">long</strong> start = timeUnit.timeNow();
<a name="228" href="#228">228</a>         nextFilter.messageSent(session, writeRequest);
<a name="229" href="#229">229</a>         <strong class="jxr_keyword">long</strong> end = timeUnit.timeNow();
<a name="230" href="#230">230</a> 
<a name="231" href="#231">231</a>         <strong class="jxr_keyword">if</strong> (getEventsToProfile().contains(IoEventType.MESSAGE_SENT)) {
<a name="232" href="#232">232</a>             timerManager.get(IoEventType.MESSAGE_SENT).addNewReading(
<a name="233" href="#233">233</a>                     end - start);
<a name="234" href="#234">234</a>         }
<a name="235" href="#235">235</a>     }
<a name="236" href="#236">236</a> 
<a name="237" href="#237">237</a>     @Override
<a name="238" href="#238">238</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionClosed(<a href="../../../../../org/apache/mina/common/IoFilter.html">NextFilter</a> nextFilter, <a href="../../../../../org/apache/mina/common/IoSession.html">IoSession</a> session)
<a name="239" href="#239">239</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a name="240" href="#240">240</a>         <strong class="jxr_keyword">long</strong> start = timeUnit.timeNow();
<a name="241" href="#241">241</a>         nextFilter.sessionClosed(session);
<a name="242" href="#242">242</a>         <strong class="jxr_keyword">long</strong> end = timeUnit.timeNow();
<a name="243" href="#243">243</a> 
<a name="244" href="#244">244</a>         <strong class="jxr_keyword">if</strong> (getEventsToProfile().contains(IoEventType.SESSION_CLOSED)) {
<a name="245" href="#245">245</a>             timerManager.get(IoEventType.SESSION_CLOSED).addNewReading(
<a name="246" href="#246">246</a>                     end - start);
<a name="247" href="#247">247</a>         }
<a name="248" href="#248">248</a>     }
<a name="249" href="#249">249</a> 
<a name="250" href="#250">250</a>     @Override
<a name="251" href="#251">251</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionCreated(<a href="../../../../../org/apache/mina/common/IoFilter.html">NextFilter</a> nextFilter, <a href="../../../../../org/apache/mina/common/IoSession.html">IoSession</a> session)
<a name="252" href="#252">252</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a name="253" href="#253">253</a>         <strong class="jxr_keyword">long</strong> start = timeUnit.timeNow();
<a name="254" href="#254">254</a>         nextFilter.sessionCreated(session);
<a name="255" href="#255">255</a>         <strong class="jxr_keyword">long</strong> end = timeUnit.timeNow();
<a name="256" href="#256">256</a> 
<a name="257" href="#257">257</a>         <strong class="jxr_keyword">if</strong> (getEventsToProfile().contains(IoEventType.SESSION_CREATED)) {
<a name="258" href="#258">258</a>             timerManager.get(IoEventType.SESSION_CREATED).addNewReading(
<a name="259" href="#259">259</a>                     end - start);
<a name="260" href="#260">260</a>         }
<a name="261" href="#261">261</a>     }
<a name="262" href="#262">262</a> 
<a name="263" href="#263">263</a>     @Override
<a name="264" href="#264">264</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionIdle(<a href="../../../../../org/apache/mina/common/IoFilter.html">NextFilter</a> nextFilter, <a href="../../../../../org/apache/mina/common/IoSession.html">IoSession</a> session,