vmpipefilterchain.html

MINA+API 关于MINA的API

<a name="128" href="#128">128</a> 
<a name="129" href="#129">129</a>     @Override
<a name="130" href="#130">130</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireFilterWrite(<a href="../../../../../org/apache/mina/common/WriteRequest.html">WriteRequest</a> writeRequest) {
<a name="131" href="#131">131</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.WRITE, getSession(), writeRequest));
<a name="132" href="#132">132</a>     }
<a name="133" href="#133">133</a> 
<a name="134" href="#134">134</a>     @Override
<a name="135" href="#135">135</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireExceptionCaught(Throwable cause) {
<a name="136" href="#136">136</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.EXCEPTION_CAUGHT, getSession(), cause));
<a name="137" href="#137">137</a>     }
<a name="138" href="#138">138</a> 
<a name="139" href="#139">139</a>     @Override
<a name="140" href="#140">140</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireMessageSent(<a href="../../../../../org/apache/mina/common/WriteRequest.html">WriteRequest</a> request) {
<a name="141" href="#141">141</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.MESSAGE_SENT, getSession(), request));
<a name="142" href="#142">142</a>     }
<a name="143" href="#143">143</a> 
<a name="144" href="#144">144</a>     @Override
<a name="145" href="#145">145</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireSessionClosed() {
<a name="146" href="#146">146</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.SESSION_CLOSED, getSession(), <strong class="jxr_keyword">null</strong>));
<a name="147" href="#147">147</a>     }
<a name="148" href="#148">148</a> 
<a name="149" href="#149">149</a>     @Override
<a name="150" href="#150">150</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireSessionCreated() {
<a name="151" href="#151">151</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.SESSION_CREATED, getSession(), <strong class="jxr_keyword">null</strong>));
<a name="152" href="#152">152</a>     }
<a name="153" href="#153">153</a> 
<a name="154" href="#154">154</a>     @Override
<a name="155" href="#155">155</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireSessionIdle(<a href="../../../../../org/apache/mina/common/IdleStatus.html">IdleStatus</a> status) {
<a name="156" href="#156">156</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.SESSION_IDLE, getSession(), status));
<a name="157" href="#157">157</a>     }
<a name="158" href="#158">158</a> 
<a name="159" href="#159">159</a>     @Override
<a name="160" href="#160">160</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireSessionOpened() {
<a name="161" href="#161">161</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.SESSION_OPENED, getSession(), <strong class="jxr_keyword">null</strong>));
<a name="162" href="#162">162</a>     }
<a name="163" href="#163">163</a> 
<a name="164" href="#164">164</a>     @Override
<a name="165" href="#165">165</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> fireMessageReceived(Object message) {
<a name="166" href="#166">166</a>         pushEvent(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/IoEvent.html">IoEvent</a>(IoEventType.MESSAGE_RECEIVED, getSession(), message));
<a name="167" href="#167">167</a>     }
<a name="168" href="#168">168</a> 
<a name="169" href="#169">169</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeFilterChain.html">VmPipeIoProcessor</a> implements IoProcessor&lt;VmPipeSessionImpl&gt; {
<a name="170" href="#170">170</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> flush(<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSessionImpl.html">VmPipeSessionImpl</a> session) {
<a name="171" href="#171">171</a>             <a href="../../../../../org/apache/mina/common/WriteRequestQueue.html">WriteRequestQueue</a> queue = session.getWriteRequestQueue0();
<a name="172" href="#172">172</a>             <strong class="jxr_keyword">if</strong> (queue.isEmpty(session)) {
<a name="173" href="#173">173</a>                 <strong class="jxr_keyword">return</strong>;
<a name="174" href="#174">174</a>             }
<a name="175" href="#175">175</a>             <strong class="jxr_keyword">if</strong> (session.isConnected()) {
<a name="176" href="#176">176</a>                 <strong class="jxr_keyword">if</strong> (session.getLock().tryLock()) {
<a name="177" href="#177">177</a>                     <strong class="jxr_keyword">try</strong> {
<a name="178" href="#178">178</a>                         <a href="../../../../../org/apache/mina/common/WriteRequest.html">WriteRequest</a> req;
<a name="179" href="#179">179</a>                         <strong class="jxr_keyword">while</strong> ((req = queue.poll(session)) != <strong class="jxr_keyword">null</strong>) {
<a name="180" href="#180">180</a>                             Object message = req.getMessage();
<a name="181" href="#181">181</a>                             Object messageCopy = message;
<a name="182" href="#182">182</a>                             <strong class="jxr_keyword">if</strong> (message instanceof IoBuffer) {
<a name="183" href="#183">183</a>                                 <a href="../../../../../org/apache/mina/common/IoBuffer.html">IoBuffer</a> rb = (IoBuffer) message;
<a name="184" href="#184">184</a>                                 rb.mark();
<a name="185" href="#185">185</a>                                 <a href="../../../../../org/apache/mina/common/IoBuffer.html">IoBuffer</a> wb = IoBuffer.allocate(rb.remaining());
<a name="186" href="#186">186</a>                                 wb.put(rb);
<a name="187" href="#187">187</a>                                 wb.flip();
<a name="188" href="#188">188</a>                                 rb.reset();
<a name="189" href="#189">189</a>                                 messageCopy = wb;
<a name="190" href="#190">190</a>                             }
<a name="191" href="#191">191</a> 
<a name="192" href="#192">192</a>                             session.getRemoteSession().getFilterChain().fireMessageReceived(
<a name="193" href="#193">193</a>                                     messageCopy);
<a name="194" href="#194">194</a>                             session.getFilterChain().fireMessageSent(req);
<a name="195" href="#195">195</a>                         }
<a name="196" href="#196">196</a>                     } <strong class="jxr_keyword">finally</strong> {
<a name="197" href="#197">197</a>                         session.getLock().unlock();
<a name="198" href="#198">198</a>                     }
<a name="199" href="#199">199</a> 
<a name="200" href="#200">200</a>                     flushPendingDataQueues(session);
<a name="201" href="#201">201</a>                 }
<a name="202" href="#202">202</a>             } <strong class="jxr_keyword">else</strong> {
<a name="203" href="#203">203</a>                 List&lt;WriteRequest&gt; failedRequests = <strong class="jxr_keyword">new</strong> ArrayList&lt;WriteRequest&gt;();
<a name="204" href="#204">204</a>                 <a href="../../../../../org/apache/mina/common/WriteRequest.html">WriteRequest</a> req;
<a name="205" href="#205">205</a>                 <strong class="jxr_keyword">while</strong> ((req = queue.poll(session)) != <strong class="jxr_keyword">null</strong>) {
<a name="206" href="#206">206</a>                     failedRequests.add(req);
<a name="207" href="#207">207</a>                 }
<a name="208" href="#208">208</a>                 
<a name="209" href="#209">209</a>                 <strong class="jxr_keyword">if</strong> (!failedRequests.isEmpty()) {
<a name="210" href="#210">210</a>                     <a href="../../../../../org/apache/mina/common/WriteToClosedSessionException.html">WriteToClosedSessionException</a> cause = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/common/WriteToClosedSessionException.html">WriteToClosedSessionException</a>(failedRequests);
<a name="211" href="#211">211</a>                     <strong class="jxr_keyword">for</strong> (WriteRequest r: failedRequests) {
<a name="212" href="#212">212</a>                         r.getFuture().setException(cause);
<a name="213" href="#213">213</a>                     }
<a name="214" href="#214">214</a>                     session.getFilterChain().fireExceptionCaught(cause);
<a name="215" href="#215">215</a>                 }
<a name="216" href="#216">216</a>             }
<a name="217" href="#217">217</a>         }
<a name="218" href="#218">218</a> 
<a name="219" href="#219">219</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> remove(<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSessionImpl.html">VmPipeSessionImpl</a> session) {
<a name="220" href="#220">220</a>             <strong class="jxr_keyword">try</strong> {
<a name="221" href="#221">221</a>                 session.getLock().lock();
<a name="222" href="#222">222</a>                 <strong class="jxr_keyword">if</strong> (!session.getCloseFuture().isClosed()) {
<a name="223" href="#223">223</a>                     session.getServiceListeners().fireSessionDestroyed(session);
<a name="224" href="#224">224</a>                     session.getRemoteSession().close();
<a name="225" href="#225">225</a>                 }
<a name="226" href="#226">226</a>             } <strong class="jxr_keyword">finally</strong> {
<a name="227" href="#227">227</a>                 session.getLock().unlock();
<a name="228" href="#228">228</a>             }
<a name="229" href="#229">229</a>         }
<a name="230" href="#230">230</a> 
<a name="231" href="#231">231</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> add(<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSessionImpl.html">VmPipeSessionImpl</a> session) {
<a name="232" href="#232">232</a>         }
<a name="233" href="#233">233</a> 
<a name="234" href="#234">234</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> updateTrafficMask(<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSessionImpl.html">VmPipeSessionImpl</a> session) {
<a name="235" href="#235">235</a>             <strong class="jxr_keyword">if</strong> (session.getTrafficMask().isReadable()) {
<a name="236" href="#236">236</a>                 List&lt;Object&gt; data = <strong class="jxr_keyword">new</strong> ArrayList&lt;Object&gt;();
<a name="237" href="#237">237</a>                 session.receivedMessageQueue.drainTo(data);
<a name="238" href="#238">238</a>                 <strong class="jxr_keyword">for</strong> (Object aData : data) {
<a name="239" href="#239">239</a>                     VmPipeFilterChain.<strong class="jxr_keyword">this</strong>.fireMessageReceived(aData);
<a name="240" href="#240">240</a>                 }
<a name="241" href="#241">241</a>             }
<a name="242" href="#242">242</a> 
<a name="243" href="#243">243</a>             <strong class="jxr_keyword">if</strong> (session.getTrafficMask().isWritable()) {
<a name="244" href="#244">244</a>                 flush(session); <em class="jxr_comment">// The second parameter is unused.</em>
<a name="245" href="#245">245</a>             }
<a name="246" href="#246">246</a>         }
<a name="247" href="#247">247</a> 
<a name="248" href="#248">248</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> dispose() {
<a name="249" href="#249">249</a>         }
<a name="250" href="#250">250</a> 
<a name="251" href="#251">251</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isDisposed() {
<a name="252" href="#252">252</a>             <strong class="jxr_keyword">return</strong> false;
<a name="253" href="#253">253</a>         }
<a name="254" href="#254">254</a> 
<a name="255" href="#255">255</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isDisposing() {
<a name="256" href="#256">256</a>             <strong class="jxr_keyword">return</strong> false;
<a name="257" href="#257">257</a>         }
<a name="258" href="#258">258</a>     }
<a name="259" href="#259">259</a> }
</pre>
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