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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<span class="sourceLineNo">011</span> *<a name="line.11"></a>
<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing,<a name="line.12"></a>
<span class="sourceLineNo">013</span> * software distributed under the License is distributed on an<a name="line.13"></a>
<span class="sourceLineNo">014</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a>
<span class="sourceLineNo">015</span> * KIND, either express or implied. See the License for the<a name="line.15"></a>
<span class="sourceLineNo">016</span> * specific language governing permissions and limitations<a name="line.16"></a>
<span class="sourceLineNo">017</span> * under the License.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> */<a name="line.19"></a>
<span class="sourceLineNo">020</span>package org.apache.mina.core.session;<a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.io.File;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.io.FileInputStream;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.net.SocketAddress;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.nio.channels.FileChannel;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.Iterator;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.util.Queue;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.util.Set;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.util.concurrent.ConcurrentLinkedQueue;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.mina.core.buffer.IoBuffer;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.mina.core.file.DefaultFileRegion;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.mina.core.file.FilenameFileRegion;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.mina.core.filterchain.IoFilterChain;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.mina.core.future.CloseFuture;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.mina.core.future.DefaultCloseFuture;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.mina.core.future.DefaultReadFuture;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.mina.core.future.DefaultWriteFuture;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.mina.core.future.IoFutureListener;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.mina.core.future.ReadFuture;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.mina.core.future.WriteFuture;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.mina.core.service.AbstractIoService;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.mina.core.service.IoAcceptor;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.apache.mina.core.service.IoHandler;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.apache.mina.core.service.IoProcessor;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.apache.mina.core.service.IoService;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.apache.mina.core.service.TransportMetadata;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.apache.mina.core.write.DefaultWriteRequest;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import org.apache.mina.core.write.WriteException;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.apache.mina.core.write.WriteRequest;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.apache.mina.core.write.WriteRequestQueue;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.apache.mina.core.write.WriteTimeoutException;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.apache.mina.core.write.WriteToClosedSessionException;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.apache.mina.util.ExceptionMonitor;<a name="line.58"></a>
<span class="sourceLineNo">059</span><a name="line.59"></a>
<span class="sourceLineNo">060</span>/**<a name="line.60"></a>
<span class="sourceLineNo">061</span> * Base implementation of {@link IoSession}.<a name="line.61"></a>
<span class="sourceLineNo">062</span> * <a name="line.62"></a>
<span class="sourceLineNo">063</span> * @author &lt;a href="http://mina.apache.org"&gt;Apache MINA Project&lt;/a&gt;<a name="line.63"></a>
<span class="sourceLineNo">064</span> */<a name="line.64"></a>
<span class="sourceLineNo">065</span>public abstract class AbstractIoSession implements IoSession {<a name="line.65"></a>
<span class="sourceLineNo">066</span> /** The associated handler */<a name="line.66"></a>
<span class="sourceLineNo">067</span> private final IoHandler handler;<a name="line.67"></a>
<span class="sourceLineNo">068</span><a name="line.68"></a>
<span class="sourceLineNo">069</span> /** The session config */<a name="line.69"></a>
<span class="sourceLineNo">070</span> protected IoSessionConfig config;<a name="line.70"></a>
<span class="sourceLineNo">071</span><a name="line.71"></a>
<span class="sourceLineNo">072</span> /** The service which will manage this session */<a name="line.72"></a>
<span class="sourceLineNo">073</span> private final IoService service;<a name="line.73"></a>
<span class="sourceLineNo">074</span><a name="line.74"></a>
<span class="sourceLineNo">075</span> private static final AttributeKey READY_READ_FUTURES_KEY = new AttributeKey(AbstractIoSession.class,<a name="line.75"></a>
<span class="sourceLineNo">076</span> "readyReadFutures");<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span> private static final AttributeKey WAITING_READ_FUTURES_KEY = new AttributeKey(AbstractIoSession.class,<a name="line.78"></a>
<span class="sourceLineNo">079</span> "waitingReadFutures");<a name="line.79"></a>
<span class="sourceLineNo">080</span><a name="line.80"></a>
<span class="sourceLineNo">081</span> private static final IoFutureListener&lt;CloseFuture&gt; SCHEDULED_COUNTER_RESETTER = new IoFutureListener&lt;CloseFuture&gt;() {<a name="line.81"></a>
<span class="sourceLineNo">082</span> public void operationComplete(CloseFuture future) {<a name="line.82"></a>
<span class="sourceLineNo">083</span> AbstractIoSession session = (AbstractIoSession) future.getSession();<a name="line.83"></a>
<span class="sourceLineNo">084</span> session.scheduledWriteBytes.set(0);<a name="line.84"></a>
<span class="sourceLineNo">085</span> session.scheduledWriteMessages.set(0);<a name="line.85"></a>
<span class="sourceLineNo">086</span> session.readBytesThroughput = 0;<a name="line.86"></a>
<span class="sourceLineNo">087</span> session.readMessagesThroughput = 0;<a name="line.87"></a>
<span class="sourceLineNo">088</span> session.writtenBytesThroughput = 0;<a name="line.88"></a>
<span class="sourceLineNo">089</span> session.writtenMessagesThroughput = 0;<a name="line.89"></a>
<span class="sourceLineNo">090</span> }<a name="line.90"></a>
<span class="sourceLineNo">091</span> };<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span> /**<a name="line.93"></a>
<span class="sourceLineNo">094</span> * An internal write request object that triggers session close.<a name="line.94"></a>
<span class="sourceLineNo">095</span> * <a name="line.95"></a>
<span class="sourceLineNo">096</span> * @see #writeRequestQueue<a name="line.96"></a>
<span class="sourceLineNo">097</span> */<a name="line.97"></a>
<span class="sourceLineNo">098</span> private static final WriteRequest CLOSE_REQUEST = new DefaultWriteRequest(new Object());<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span> private final Object lock = new Object();<a name="line.100"></a>
<span class="sourceLineNo">101</span><a name="line.101"></a>
<span class="sourceLineNo">102</span> private IoSessionAttributeMap attributes;<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span> private WriteRequestQueue writeRequestQueue;<a name="line.104"></a>
<span class="sourceLineNo">105</span><a name="line.105"></a>
<span class="sourceLineNo">106</span> private WriteRequest currentWriteRequest;<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span> /** The Session creation's time */<a name="line.108"></a>
<span class="sourceLineNo">109</span> private final long creationTime;<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span> /** An id generator guaranteed to generate unique IDs for the session */<a name="line.111"></a>
<span class="sourceLineNo">112</span> private static AtomicLong idGenerator = new AtomicLong(0);<a name="line.112"></a>
<span class="sourceLineNo">113</span><a name="line.113"></a>
<span class="sourceLineNo">114</span> /** The session ID */<a name="line.114"></a>
<span class="sourceLineNo">115</span> private long sessionId;<a name="line.115"></a>
<span class="sourceLineNo">116</span><a name="line.116"></a>
<span class="sourceLineNo">117</span> /**<a name="line.117"></a>
<span class="sourceLineNo">118</span> * A future that will be set 'closed' when the connection is closed.<a name="line.118"></a>
<span class="sourceLineNo">119</span> */<a name="line.119"></a>
<span class="sourceLineNo">120</span> private final CloseFuture closeFuture = new DefaultCloseFuture(this);<a name="line.120"></a>
<span class="sourceLineNo">121</span><a name="line.121"></a>
<span class="sourceLineNo">122</span> private volatile boolean closing;<a name="line.122"></a>
<span class="sourceLineNo">123</span><a name="line.123"></a>
<span class="sourceLineNo">124</span> // traffic control<a name="line.124"></a>
<span class="sourceLineNo">125</span> private boolean readSuspended = false;<a name="line.125"></a>
<span class="sourceLineNo">126</span><a name="line.126"></a>
<span class="sourceLineNo">127</span> private boolean writeSuspended = false;<a name="line.127"></a>
<span class="sourceLineNo">128</span><a name="line.128"></a>
<span class="sourceLineNo">129</span> // Status variables<a name="line.129"></a>
<span class="sourceLineNo">130</span> private final AtomicBoolean scheduledForFlush = new AtomicBoolean();<a name="line.130"></a>
<span class="sourceLineNo">131</span><a name="line.131"></a>
<span class="sourceLineNo">132</span> private final AtomicInteger scheduledWriteBytes = new AtomicInteger();<a name="line.132"></a>
<span class="sourceLineNo">133</span><a name="line.133"></a>
<span class="sourceLineNo">134</span> private final AtomicInteger scheduledWriteMessages = new AtomicInteger();<a name="line.134"></a>
<span class="sourceLineNo">135</span><a name="line.135"></a>
<span class="sourceLineNo">136</span> private long readBytes;<a name="line.136"></a>
<span class="sourceLineNo">137</span><a name="line.137"></a>
<span class="sourceLineNo">138</span> private long writtenBytes;<a name="line.138"></a>
<span class="sourceLineNo">139</span><a name="line.139"></a>
<span class="sourceLineNo">140</span> private long readMessages;<a name="line.140"></a>
<span class="sourceLineNo">141</span><a name="line.141"></a>
<span class="sourceLineNo">142</span> private long writtenMessages;<a name="line.142"></a>
<span class="sourceLineNo">143</span><a name="line.143"></a>
<span class="sourceLineNo">144</span> private long lastReadTime;<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span> private long lastWriteTime;<a name="line.146"></a>
<span class="sourceLineNo">147</span><a name="line.147"></a>
<span class="sourceLineNo">148</span> private long lastThroughputCalculationTime;<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span> private long lastReadBytes;<a name="line.150"></a>
<span class="sourceLineNo">151</span><a name="line.151"></a>
<span class="sourceLineNo">152</span> private long lastWrittenBytes;<a name="line.152"></a>
<span class="sourceLineNo">153</span><a name="line.153"></a>
<span class="sourceLineNo">154</span> private long lastReadMessages;<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
<span class="sourceLineNo">156</span> private long lastWrittenMessages;<a name="line.156"></a>
<span class="sourceLineNo">157</span><a name="line.157"></a>
<span class="sourceLineNo">158</span> private double readBytesThroughput;<a name="line.158"></a>
<span class="sourceLineNo">159</span><a name="line.159"></a>
<span class="sourceLineNo">160</span> private double writtenBytesThroughput;<a name="line.160"></a>
<span class="sourceLineNo">161</span><a name="line.161"></a>
<span class="sourceLineNo">162</span> private double readMessagesThroughput;<a name="line.162"></a>
<span class="sourceLineNo">163</span><a name="line.163"></a>
<span class="sourceLineNo">164</span> private double writtenMessagesThroughput;<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span> private AtomicInteger idleCountForBoth = new AtomicInteger();<a name="line.166"></a>
<span class="sourceLineNo">167</span><a name="line.167"></a>
<span class="sourceLineNo">168</span> private AtomicInteger idleCountForRead = new AtomicInteger();<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span> private AtomicInteger idleCountForWrite = new AtomicInteger();<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span> private long lastIdleTimeForBoth;<a name="line.172"></a>
<span class="sourceLineNo">173</span><a name="line.173"></a>
<span class="sourceLineNo">174</span> private long lastIdleTimeForRead;<a name="line.174"></a>
<span class="sourceLineNo">175</span><a name="line.175"></a>
<span class="sourceLineNo">176</span> private long lastIdleTimeForWrite;<a name="line.176"></a>
<span class="sourceLineNo">177</span><a name="line.177"></a>
<span class="sourceLineNo">178</span> private boolean deferDecreaseReadBuffer = true;<a name="line.178"></a>
<span class="sourceLineNo">179</span><a name="line.179"></a>
<span class="sourceLineNo">180</span> /**<a name="line.180"></a>
<span class="sourceLineNo">181</span> * TODO Add method documentation<a name="line.181"></a>
<span class="sourceLineNo">182</span> */<a name="line.182"></a>
<span class="sourceLineNo">183</span> protected AbstractIoSession(IoService service) {<a name="line.183"></a>
<span class="sourceLineNo">184</span> this.service = service;<a name="line.184"></a>
<span class="sourceLineNo">185</span> this.handler = service.getHandler();<a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span> // Initialize all the Session counters to the current time<a name="line.187"></a>
<span class="sourceLineNo">188</span> long currentTime = System.currentTimeMillis();<a name="line.188"></a>
<span class="sourceLineNo">189</span> creationTime = currentTime;<a name="line.189"></a>
<span class="sourceLineNo">190</span> lastThroughputCalculationTime = currentTime;<a name="line.190"></a>
<span class="sourceLineNo">191</span> lastReadTime = currentTime;<a name="line.191"></a>
<span class="sourceLineNo">192</span> lastWriteTime = currentTime;<a name="line.192"></a>
<span class="sourceLineNo">193</span> lastIdleTimeForBoth = currentTime;<a name="line.193"></a>
<span class="sourceLineNo">194</span> lastIdleTimeForRead = currentTime;<a name="line.194"></a>
<span class="sourceLineNo">195</span> lastIdleTimeForWrite = currentTime;<a name="line.195"></a>
<span class="sourceLineNo">196</span><a name="line.196"></a>
<span class="sourceLineNo">197</span> // TODO add documentation<a name="line.197"></a>
<span class="sourceLineNo">198</span> closeFuture.addListener(SCHEDULED_COUNTER_RESETTER);<a name="line.198"></a>
<span class="sourceLineNo">199</span><a name="line.199"></a>
<span class="sourceLineNo">200</span> // Set a new ID for this session<a name="line.200"></a>
<span class="sourceLineNo">201</span> sessionId = idGenerator.incrementAndGet();<a name="line.201"></a>
<span class="sourceLineNo">202</span> }<a name="line.202"></a>
<span class="sourceLineNo">203</span><a name="line.203"></a>
<span class="sourceLineNo">204</span> /**<a name="line.204"></a>
<span class="sourceLineNo">205</span> * {@inheritDoc}<a name="line.205"></a>
<span class="sourceLineNo">206</span> * <a name="line.206"></a>
<span class="sourceLineNo">207</span> * We use an AtomicLong to guarantee that the session ID are unique.<a name="line.207"></a>
<span class="sourceLineNo">208</span> */<a name="line.208"></a>
<span class="sourceLineNo">209</span> public final long getId() {<a name="line.209"></a>
<span class="sourceLineNo">210</span> return sessionId;<a name="line.210"></a>
<span class="sourceLineNo">211</span> }<a name="line.211"></a>
<span class="sourceLineNo">212</span><a name="line.212"></a>
<span class="sourceLineNo">213</span> /**<a name="line.213"></a>
<span class="sourceLineNo">214</span> * @return The associated IoProcessor for this session<a name="line.214"></a>
<span class="sourceLineNo">215</span> */<a name="line.215"></a>
<span class="sourceLineNo">216</span> public abstract IoProcessor getProcessor();<a name="line.216"></a>
<span class="sourceLineNo">217</span><a name="line.217"></a>
<span class="sourceLineNo">218</span> /**<a name="line.218"></a>
<span class="sourceLineNo">219</span> * {@inheritDoc}<a name="line.219"></a>
<span class="sourceLineNo">220</span> */<a name="line.220"></a>
<span class="sourceLineNo">221</span> public final boolean isConnected() {<a name="line.221"></a>
<span class="sourceLineNo">222</span> return !closeFuture.isClosed();<a name="line.222"></a>
<span class="sourceLineNo">223</span> }<a name="line.223"></a>
<span class="sourceLineNo">224</span><a name="line.224"></a>
<span class="sourceLineNo">225</span> /**<a name="line.225"></a>
<span class="sourceLineNo">226</span> * {@inheritDoc}<a name="line.226"></a>
<span class="sourceLineNo">227</span> */<a name="line.227"></a>
<span class="sourceLineNo">228</span> public final boolean isClosing() {<a name="line.228"></a>
<span class="sourceLineNo">229</span> return closing || closeFuture.isClosed();<a name="line.229"></a>
<span class="sourceLineNo">230</span> }<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span> /**<a name="line.232"></a>
<span class="sourceLineNo">233</span> * {@inheritDoc}<a name="line.233"></a>
<span class="sourceLineNo">234</span> */<a name="line.234"></a>
<span class="sourceLineNo">235</span> public boolean isSecured() {<a name="line.235"></a>
<span class="sourceLineNo">236</span> // Always false...<a name="line.236"></a>
<span class="sourceLineNo">237</span> return false;<a name="line.237"></a>
<span class="sourceLineNo">238</span> }<a name="line.238"></a>
<span class="sourceLineNo">239</span><a name="line.239"></a>
<span class="sourceLineNo">240</span> /**<a name="line.240"></a>
<span class="sourceLineNo">241</span> * {@inheritDoc}<a name="line.241"></a>
<span class="sourceLineNo">242</span> */<a name="line.242"></a>
<span class="sourceLineNo">243</span> public final CloseFuture getCloseFuture() {<a name="line.243"></a>
<span class="sourceLineNo">244</span> return closeFuture;<a name="line.244"></a>
<span class="sourceLineNo">245</span> }<a name="line.245"></a>
<span class="sourceLineNo">246</span><a name="line.246"></a>
<span class="sourceLineNo">247</span> /**<a name="line.247"></a>
<span class="sourceLineNo">248</span> * Tells if the session is scheduled for flushed<a name="line.248"></a>
<span class="sourceLineNo">249</span> * <a name="line.249"></a>
<span class="sourceLineNo">250</span> * @return true if the session is scheduled for flush<a name="line.250"></a>
<span class="sourceLineNo">251</span> */<a name="line.251"></a>
<span class="sourceLineNo">252</span> public final boolean isScheduledForFlush() {<a name="line.252"></a>
<span class="sourceLineNo">253</span> return scheduledForFlush.get();<a name="line.253"></a>
<span class="sourceLineNo">254</span> }<a name="line.254"></a>
<span class="sourceLineNo">255</span><a name="line.255"></a>
<span class="sourceLineNo">256</span> /**<a name="line.256"></a>
<span class="sourceLineNo">257</span> * Schedule the session for flushed<a name="line.257"></a>
<span class="sourceLineNo">258</span> */<a name="line.258"></a>
<span class="sourceLineNo">259</span> public final void scheduledForFlush() {<a name="line.259"></a>
<span class="sourceLineNo">260</span> scheduledForFlush.set(true);<a name="line.260"></a>
<span class="sourceLineNo">261</span> }<a name="line.261"></a>
<span class="sourceLineNo">262</span><a name="line.262"></a>
<span class="sourceLineNo">263</span> /**<a name="line.263"></a>
<span class="sourceLineNo">264</span> * Change the session's status : it's not anymore scheduled for flush<a name="line.264"></a>
<span class="sourceLineNo">265</span> */<a name="line.265"></a>
<span class="sourceLineNo">266</span> public final void unscheduledForFlush() {<a name="line.266"></a>
<span class="sourceLineNo">267</span> scheduledForFlush.set(false);<a name="line.267"></a>
<span class="sourceLineNo">268</span> }<a name="line.268"></a>
<span class="sourceLineNo">269</span><a name="line.269"></a>
<span class="sourceLineNo">270</span> /**<a name="line.270"></a>
<span class="sourceLineNo">271</span> * Set the scheduledForFLush flag. As we may have concurrent access to this<a name="line.271"></a>
<span class="sourceLineNo">272</span> * flag, we compare and set it in one call.<a name="line.272"></a>
<span class="sourceLineNo">273</span> * <a name="line.273"></a>
<span class="sourceLineNo">274</span> * @param schedule<a name="line.274"></a>
<span class="sourceLineNo">275</span> * the new value to set if not already set.<a name="line.275"></a>
<span class="sourceLineNo">276</span> * @return true if the session flag has been set, and if it wasn't set<a name="line.276"></a>
<span class="sourceLineNo">277</span> * already.<a name="line.277"></a>
<span class="sourceLineNo">278</span> */<a name="line.278"></a>
<span class="sourceLineNo">279</span> public final boolean setScheduledForFlush(boolean schedule) {<a name="line.279"></a>
<span class="sourceLineNo">280</span> if (schedule) {<a name="line.280"></a>
<span class="sourceLineNo">281</span> // If the current tag is set to false, switch it to true,<a name="line.281"></a>
<span class="sourceLineNo">282</span> // otherwise, we do nothing but return false : the session<a name="line.282"></a>
<span class="sourceLineNo">283</span> // is already scheduled for flush<a name="line.283"></a>
<span class="sourceLineNo">284</span> return scheduledForFlush.compareAndSet(false, schedule);<a name="line.284"></a>
<span class="sourceLineNo">285</span> }<a name="line.285"></a>
<span class="sourceLineNo">286</span><a name="line.286"></a>
<span class="sourceLineNo">287</span> scheduledForFlush.set(schedule);<a name="line.287"></a>
<span class="sourceLineNo">288</span> return true;<a name="line.288"></a>
<span class="sourceLineNo">289</span> }<a name="line.289"></a>
<span class="sourceLineNo">290</span><a name="line.290"></a>
<span class="sourceLineNo">291</span> /**<a name="line.291"></a>
<span class="sourceLineNo">292</span> * {@inheritDoc}<a name="line.292"></a>
<span class="sourceLineNo">293</span> */<a name="line.293"></a>
<span class="sourceLineNo">294</span> public final CloseFuture close(boolean rightNow) {<a name="line.294"></a>
<span class="sourceLineNo">295</span> if (!isClosing()) {<a name="line.295"></a>
<span class="sourceLineNo">296</span> if (rightNow) {<a name="line.296"></a>
<span class="sourceLineNo">297</span> synchronized (lock) {<a name="line.297"></a>
<span class="sourceLineNo">298</span> if (isClosing()) {<a name="line.298"></a>
<span class="sourceLineNo">299</span> return closeFuture;<a name="line.299"></a>
<span class="sourceLineNo">300</span> }<a name="line.300"></a>
<span class="sourceLineNo">301</span><a name="line.301"></a>
<span class="sourceLineNo">302</span> closing = true;<a name="line.302"></a>
<span class="sourceLineNo">303</span> }<a name="line.303"></a>
<span class="sourceLineNo">304</span><a name="line.304"></a>
<span class="sourceLineNo">305</span> getFilterChain().fireFilterClose();<a name="line.305"></a>
<span class="sourceLineNo">306</span><a name="line.306"></a>
<span class="sourceLineNo">307</span> return closeFuture;<a name="line.307"></a>
<span class="sourceLineNo">308</span> }<a name="line.308"></a>
<span class="sourceLineNo">309</span><a name="line.309"></a>
<span class="sourceLineNo">310</span> return closeOnFlush();<a name="line.310"></a>
<span class="sourceLineNo">311</span> } else {<a name="line.311"></a>
<span class="sourceLineNo">312</span> return closeFuture;<a name="line.312"></a>
<span class="sourceLineNo">313</span> }<a name="line.313"></a>
<span class="sourceLineNo">314</span> }<a name="line.314"></a>
<span class="sourceLineNo">315</span><a name="line.315"></a>
<span class="sourceLineNo">316</span> /**<a name="line.316"></a>
<span class="sourceLineNo">317</span> * {@inheritDoc}<a name="line.317"></a>
<span class="sourceLineNo">318</span> */<a name="line.318"></a>
<span class="sourceLineNo">319</span> public final CloseFuture close() {<a name="line.319"></a>
<span class="sourceLineNo">320</span> synchronized (lock) {<a name="line.320"></a>
<span class="sourceLineNo">321</span> if (isClosing()) {<a name="line.321"></a>
<span class="sourceLineNo">322</span> return closeFuture;<a name="line.322"></a>
<span class="sourceLineNo">323</span> }<a name="line.323"></a>
<span class="sourceLineNo">324</span><a name="line.324"></a>
<span class="sourceLineNo">325</span> closing = true;<a name="line.325"></a>
<span class="sourceLineNo">326</span> }<a name="line.326"></a>
<span class="sourceLineNo">327</span><a name="line.327"></a>
<span class="sourceLineNo">328</span> getFilterChain().fireFilterClose();<a name="line.328"></a>
<span class="sourceLineNo">329</span> return closeFuture;<a name="line.329"></a>
<span class="sourceLineNo">330</span> }<a name="line.330"></a>
<span class="sourceLineNo">331</span><a name="line.331"></a>
<span class="sourceLineNo">332</span> private final CloseFuture closeOnFlush() {<a name="line.332"></a>
<span class="sourceLineNo">333</span> getWriteRequestQueue().offer(this, CLOSE_REQUEST);<a name="line.333"></a>
<span class="sourceLineNo">334</span> getProcessor().flush(this);<a name="line.334"></a>
<span class="sourceLineNo">335</span> return closeFuture;<a name="line.335"></a>
<span class="sourceLineNo">336</span> }<a name="line.336"></a>
<span class="sourceLineNo">337</span><a name="line.337"></a>
<span class="sourceLineNo">338</span> /**<a name="line.338"></a>
<span class="sourceLineNo">339</span> * {@inheritDoc}<a name="line.339"></a>
<span class="sourceLineNo">340</span> */<a name="line.340"></a>
<span class="sourceLineNo">341</span> public IoHandler getHandler() {<a name="line.341"></a>
<span class="sourceLineNo">342</span> return handler;<a name="line.342"></a>
<span class="sourceLineNo">343</span> }<a name="line.343"></a>
<span class="sourceLineNo">344</span><a name="line.344"></a>
<span class="sourceLineNo">345</span> /**<a name="line.345"></a>
<span class="sourceLineNo">346</span> * {@inheritDoc}<a name="line.346"></a>
<span class="sourceLineNo">347</span> */<a name="line.347"></a>
<span class="sourceLineNo">348</span> public IoSessionConfig getConfig() {<a name="line.348"></a>
<span class="sourceLineNo">349</span> return config;<a name="line.349"></a>
<span class="sourceLineNo">350</span> }<a name="line.350"></a>
<span class="sourceLineNo">351</span><a name="line.351"></a>
<span class="sourceLineNo">352</span> /**<a name="line.352"></a>
<span class="sourceLineNo">353</span> * {@inheritDoc}<a name="line.353"></a>
<span class="sourceLineNo">354</span> */<a name="line.354"></a>
<span class="sourceLineNo">355</span> public final ReadFuture read() {<a name="line.355"></a>
<span class="sourceLineNo">356</span> if (!getConfig().isUseReadOperation()) {<a name="line.356"></a>
<span class="sourceLineNo">357</span> throw new IllegalStateException("useReadOperation is not enabled.");<a name="line.357"></a>
<span class="sourceLineNo">358</span> }<a name="line.358"></a>
<span class="sourceLineNo">359</span><a name="line.359"></a>
<span class="sourceLineNo">360</span> Queue&lt;ReadFuture&gt; readyReadFutures = getReadyReadFutures();<a name="line.360"></a>
<span class="sourceLineNo">361</span> ReadFuture future;<a name="line.361"></a>
<span class="sourceLineNo">362</span> synchronized (readyReadFutures) {<a name="line.362"></a>
<span class="sourceLineNo">363</span> future = readyReadFutures.poll();<a name="line.363"></a>
<span class="sourceLineNo">364</span> if (future != null) {<a name="line.364"></a>
<span class="sourceLineNo">365</span> if (future.isClosed()) {<a name="line.365"></a>
<span class="sourceLineNo">366</span> // Let other readers get notified.<a name="line.366"></a>
<span class="sourceLineNo">367</span> readyReadFutures.offer(future);<a name="line.367"></a>
<span class="sourceLineNo">368</span> }<a name="line.368"></a>
<span class="sourceLineNo">369</span> } else {<a name="line.369"></a>
<span class="sourceLineNo">370</span> future = new DefaultReadFuture(this);<a name="line.370"></a>
<span class="sourceLineNo">371</span> getWaitingReadFutures().offer(future);<a name="line.371"></a>
<span class="sourceLineNo">372</span> }<a name="line.372"></a>
<span class="sourceLineNo">373</span> }<a name="line.373"></a>
<span class="sourceLineNo">374</span><a name="line.374"></a>
<span class="sourceLineNo">375</span> return future;<a name="line.375"></a>
<span class="sourceLineNo">376</span> }<a name="line.376"></a>
<span class="sourceLineNo">377</span><a name="line.377"></a>
<span class="sourceLineNo">378</span> /**<a name="line.378"></a>
<span class="sourceLineNo">379</span> * TODO Add method documentation<a name="line.379"></a>
<span class="sourceLineNo">380</span> */<a name="line.380"></a>
<span class="sourceLineNo">381</span> public final void offerReadFuture(Object message) {<a name="line.381"></a>
<span class="sourceLineNo">382</span> newReadFuture().setRead(message);<a name="line.382"></a>
<span class="sourceLineNo">383</span> }<a name="line.383"></a>
<span class="sourceLineNo">384</span><a name="line.384"></a>
<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
<span class="sourceLineNo">386</span> * TODO Add method documentation<a name="line.386"></a>
<span class="sourceLineNo">387</span> */<a name="line.387"></a>
<span class="sourceLineNo">388</span> public final void offerFailedReadFuture(Throwable exception) {<a name="line.388"></a>
<span class="sourceLineNo">389</span> newReadFuture().setException(exception);<a name="line.389"></a>
<span class="sourceLineNo">390</span> }<a name="line.390"></a>
<span class="sourceLineNo">391</span><a name="line.391"></a>
<span class="sourceLineNo">392</span> /**<a name="line.392"></a>
<span class="sourceLineNo">393</span> * TODO Add method documentation<a name="line.393"></a>
<span class="sourceLineNo">394</span> */<a name="line.394"></a>
<span class="sourceLineNo">395</span> public final void offerClosedReadFuture() {<a name="line.395"></a>
<span class="sourceLineNo">396</span> Queue&lt;ReadFuture&gt; readyReadFutures = getReadyReadFutures();<a name="line.396"></a>
<span class="sourceLineNo">397</span> synchronized (readyReadFutures) {<a name="line.397"></a>
<span class="sourceLineNo">398</span> newReadFuture().setClosed();<a name="line.398"></a>
<span class="sourceLineNo">399</span> }<a name="line.399"></a>
<span class="sourceLineNo">400</span> }<a name="line.400"></a>
<span class="sourceLineNo">401</span><a name="line.401"></a>
<span class="sourceLineNo">402</span> /**<a name="line.402"></a>
<span class="sourceLineNo">403</span> * TODO Add method documentation<a name="line.403"></a>
<span class="sourceLineNo">404</span> */<a name="line.404"></a>
<span class="sourceLineNo">405</span> private ReadFuture newReadFuture() {<a name="line.405"></a>
<span class="sourceLineNo">406</span> Queue&lt;ReadFuture&gt; readyReadFutures = getReadyReadFutures();<a name="line.406"></a>
<span class="sourceLineNo">407</span> Queue&lt;ReadFuture&gt; waitingReadFutures = getWaitingReadFutures();<a name="line.407"></a>
<span class="sourceLineNo">408</span> ReadFuture future;<a name="line.408"></a>
<span class="sourceLineNo">409</span> synchronized (readyReadFutures) {<a name="line.409"></a>
<span class="sourceLineNo">410</span> future = waitingReadFutures.poll();<a name="line.410"></a>
<span class="sourceLineNo">411</span> if (future == null) {<a name="line.411"></a>
<span class="sourceLineNo">412</span> future = new DefaultReadFuture(this);<a name="line.412"></a>
<span class="sourceLineNo">413</span> readyReadFutures.offer(future);<a name="line.413"></a>
<span class="sourceLineNo">414</span> }<a name="line.414"></a>
<span class="sourceLineNo">415</span> }<a name="line.415"></a>
<span class="sourceLineNo">416</span> return future;<a name="line.416"></a>
<span class="sourceLineNo">417</span> }<a name="line.417"></a>
<span class="sourceLineNo">418</span><a name="line.418"></a>
<span class="sourceLineNo">419</span> /**<a name="line.419"></a>
<span class="sourceLineNo">420</span> * TODO Add method documentation<a name="line.420"></a>
<span class="sourceLineNo">421</span> */<a name="line.421"></a>
<span class="sourceLineNo">422</span> private Queue&lt;ReadFuture&gt; getReadyReadFutures() {<a name="line.422"></a>
<span class="sourceLineNo">423</span> Queue&lt;ReadFuture&gt; readyReadFutures = (Queue&lt;ReadFuture&gt;) getAttribute(READY_READ_FUTURES_KEY);<a name="line.423"></a>
<span class="sourceLineNo">424</span> if (readyReadFutures == null) {<a name="line.424"></a>
<span class="sourceLineNo">425</span> readyReadFutures = new ConcurrentLinkedQueue&lt;ReadFuture&gt;();<a name="line.425"></a>
<span class="sourceLineNo">426</span><a name="line.426"></a>
<span class="sourceLineNo">427</span> Queue&lt;ReadFuture&gt; oldReadyReadFutures = (Queue&lt;ReadFuture&gt;) setAttributeIfAbsent(READY_READ_FUTURES_KEY,<a name="line.427"></a>
<span class="sourceLineNo">428</span> readyReadFutures);<a name="line.428"></a>
<span class="sourceLineNo">429</span> if (oldReadyReadFutures != null) {<a name="line.429"></a>
<span class="sourceLineNo">430</span> readyReadFutures = oldReadyReadFutures;<a name="line.430"></a>
<span class="sourceLineNo">431</span> }<a name="line.431"></a>
<span class="sourceLineNo">432</span> }<a name="line.432"></a>
<span class="sourceLineNo">433</span> return readyReadFutures;<a name="line.433"></a>
<span class="sourceLineNo">434</span> }<a name="line.434"></a>
<span class="sourceLineNo">435</span><a name="line.435"></a>
<span class="sourceLineNo">436</span> /**<a name="line.436"></a>
<span class="sourceLineNo">437</span> * TODO Add method documentation<a name="line.437"></a>
<span class="sourceLineNo">438</span> */<a name="line.438"></a>
<span class="sourceLineNo">439</span> private Queue&lt;ReadFuture&gt; getWaitingReadFutures() {<a name="line.439"></a>
<span class="sourceLineNo">440</span> Queue&lt;ReadFuture&gt; waitingReadyReadFutures = (Queue&lt;ReadFuture&gt;) getAttribute(WAITING_READ_FUTURES_KEY);<a name="line.440"></a>
<span class="sourceLineNo">441</span> if (waitingReadyReadFutures == null) {<a name="line.441"></a>
<span class="sourceLineNo">442</span> waitingReadyReadFutures = new ConcurrentLinkedQueue&lt;ReadFuture&gt;();<a name="line.442"></a>
<span class="sourceLineNo">443</span><a name="line.443"></a>
<span class="sourceLineNo">444</span> Queue&lt;ReadFuture&gt; oldWaitingReadyReadFutures = (Queue&lt;ReadFuture&gt;) setAttributeIfAbsent(<a name="line.444"></a>
<span class="sourceLineNo">445</span> WAITING_READ_FUTURES_KEY, waitingReadyReadFutures);<a name="line.445"></a>
<span class="sourceLineNo">446</span> if (oldWaitingReadyReadFutures != null) {<a name="line.446"></a>
<span class="sourceLineNo">447</span> waitingReadyReadFutures = oldWaitingReadyReadFutures;<a name="line.447"></a>
<span class="sourceLineNo">448</span> }<a name="line.448"></a>
<span class="sourceLineNo">449</span> }<a name="line.449"></a>
<span class="sourceLineNo">450</span> return waitingReadyReadFutures;<a name="line.450"></a>
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<span class="sourceLineNo">452</span><a name="line.452"></a>
<span class="sourceLineNo">453</span> /**<a name="line.453"></a>
<span class="sourceLineNo">454</span> * {@inheritDoc}<a name="line.454"></a>
<span class="sourceLineNo">455</span> */<a name="line.455"></a>
<span class="sourceLineNo">456</span> public WriteFuture write(Object message) {<a name="line.456"></a>
<span class="sourceLineNo">457</span> return write(message, null);<a name="line.457"></a>
<span class="sourceLineNo">458</span> }<a name="line.458"></a>
<span class="sourceLineNo">459</span><a name="line.459"></a>
<span class="sourceLineNo">460</span> /**<a name="line.460"></a>
<span class="sourceLineNo">461</span> * {@inheritDoc}<a name="line.461"></a>
<span class="sourceLineNo">462</span> */<a name="line.462"></a>
<span class="sourceLineNo">463</span> public WriteFuture write(Object message, SocketAddress remoteAddress) {<a name="line.463"></a>
<span class="sourceLineNo">464</span> if (message == null) {<a name="line.464"></a>
<span class="sourceLineNo">465</span> throw new IllegalArgumentException("Trying to write a null message : not allowed");<a name="line.465"></a>
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<span class="sourceLineNo">467</span><a name="line.467"></a>
<span class="sourceLineNo">468</span> // We can't send a message to a connected session if we don't have<a name="line.468"></a>
<span class="sourceLineNo">469</span> // the remote address<a name="line.469"></a>
<span class="sourceLineNo">470</span> if (!getTransportMetadata().isConnectionless() &amp;&amp; (remoteAddress != null)) {<a name="line.470"></a>
<span class="sourceLineNo">471</span> throw new UnsupportedOperationException();<a name="line.471"></a>
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<span class="sourceLineNo">473</span><a name="line.473"></a>
<span class="sourceLineNo">474</span> // If the session has been closed or is closing, we can't either<a name="line.474"></a>
<span class="sourceLineNo">475</span> // send a message to the remote side. We generate a future<a name="line.475"></a>
<span class="sourceLineNo">476</span> // containing an exception.<a name="line.476"></a>
<span class="sourceLineNo">477</span> if (isClosing() || !isConnected()) {<a name="line.477"></a>
<span class="sourceLineNo">478</span> WriteFuture future = new DefaultWriteFuture(this);<a name="line.478"></a>
<span class="sourceLineNo">479</span> WriteRequest request = new DefaultWriteRequest(message, future, remoteAddress);<a name="line.479"></a>
<span class="sourceLineNo">480</span> WriteException writeException = new WriteToClosedSessionException(request);<a name="line.480"></a>
<span class="sourceLineNo">481</span> future.setException(writeException);<a name="line.481"></a>
<span class="sourceLineNo">482</span> return future;<a name="line.482"></a>
<span class="sourceLineNo">483</span> }<a name="line.483"></a>
<span class="sourceLineNo">484</span><a name="line.484"></a>
<span class="sourceLineNo">485</span> FileChannel openedFileChannel = null;<a name="line.485"></a>
<span class="sourceLineNo">486</span><a name="line.486"></a>
<span class="sourceLineNo">487</span> // TODO: remove this code as soon as we use InputStream<a name="line.487"></a>
<span class="sourceLineNo">488</span> // instead of Object for the message.<a name="line.488"></a>
<span class="sourceLineNo">489</span> try {<a name="line.489"></a>
<span class="sourceLineNo">490</span> if ((message instanceof IoBuffer) &amp;&amp; !((IoBuffer) message).hasRemaining()) {<a name="line.490"></a>
<span class="sourceLineNo">491</span> // Nothing to write : probably an error in the user code<a name="line.491"></a>
<span class="sourceLineNo">492</span> throw new IllegalArgumentException("message is empty. Forgot to call flip()?");<a name="line.492"></a>
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<span class="sourceLineNo">494</span> FileChannel fileChannel = (FileChannel) message;<a name="line.494"></a>
<span class="sourceLineNo">495</span> message = new DefaultFileRegion(fileChannel, 0, fileChannel.size());<a name="line.495"></a>
<span class="sourceLineNo">496</span> } else if (message instanceof File) {<a name="line.496"></a>
<span class="sourceLineNo">497</span> File file = (File) message;<a name="line.497"></a>
<span class="sourceLineNo">498</span> openedFileChannel = new FileInputStream(file).getChannel();<a name="line.498"></a>
<span class="sourceLineNo">499</span> message = new FilenameFileRegion(file, openedFileChannel, 0, openedFileChannel.size());<a name="line.499"></a>
<span class="sourceLineNo">500</span> }<a name="line.500"></a>
<span class="sourceLineNo">501</span> } catch (IOException e) {<a name="line.501"></a>
<span class="sourceLineNo">502</span> ExceptionMonitor.getInstance().exceptionCaught(e);<a name="line.502"></a>
<span class="sourceLineNo">503</span> return DefaultWriteFuture.newNotWrittenFuture(this, e);<a name="line.503"></a>
<span class="sourceLineNo">504</span> }<a name="line.504"></a>
<span class="sourceLineNo">505</span><a name="line.505"></a>
<span class="sourceLineNo">506</span> // Now, we can write the message. First, create a future<a name="line.506"></a>
<span class="sourceLineNo">507</span> WriteFuture writeFuture = new DefaultWriteFuture(this);<a name="line.507"></a>
<span class="sourceLineNo">508</span> WriteRequest writeRequest = new DefaultWriteRequest(message, writeFuture, remoteAddress);<a name="line.508"></a>
<span class="sourceLineNo">509</span><a name="line.509"></a>
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<span class="sourceLineNo">511</span> IoFilterChain filterChain = getFilterChain();<a name="line.511"></a>
<span class="sourceLineNo">512</span> filterChain.fireFilterWrite(writeRequest);<a name="line.512"></a>
<span class="sourceLineNo">513</span><a name="line.513"></a>
<span class="sourceLineNo">514</span> // TODO : This is not our business ! The caller has created a<a name="line.514"></a>
<span class="sourceLineNo">515</span> // FileChannel,<a name="line.515"></a>
<span class="sourceLineNo">516</span> // he has to close it !<a name="line.516"></a>
<span class="sourceLineNo">517</span> if (openedFileChannel != null) {<a name="line.517"></a>
<span class="sourceLineNo">518</span> // If we opened a FileChannel, it needs to be closed when the write<a name="line.518"></a>
<span class="sourceLineNo">519</span> // has completed<a name="line.519"></a>
<span class="sourceLineNo">520</span> final FileChannel finalChannel = openedFileChannel;<a name="line.520"></a>
<span class="sourceLineNo">521</span> writeFuture.addListener(new IoFutureListener&lt;WriteFuture&gt;() {<a name="line.521"></a>
<span class="sourceLineNo">522</span> public void operationComplete(WriteFuture future) {<a name="line.522"></a>
<span class="sourceLineNo">523</span> try {<a name="line.523"></a>
<span class="sourceLineNo">524</span> finalChannel.close();<a name="line.524"></a>
<span class="sourceLineNo">525</span> } catch (IOException e) {<a name="line.525"></a>
<span class="sourceLineNo">526</span> ExceptionMonitor.getInstance().exceptionCaught(e);<a name="line.526"></a>
<span class="sourceLineNo">527</span> }<a name="line.527"></a>
<span class="sourceLineNo">528</span> }<a name="line.528"></a>
<span class="sourceLineNo">529</span> });<a name="line.529"></a>
<span class="sourceLineNo">530</span> }<a name="line.530"></a>
<span class="sourceLineNo">531</span><a name="line.531"></a>
<span class="sourceLineNo">532</span> // Return the WriteFuture.<a name="line.532"></a>
<span class="sourceLineNo">533</span> return writeFuture;<a name="line.533"></a>
<span class="sourceLineNo">534</span> }<a name="line.534"></a>
<span class="sourceLineNo">535</span><a name="line.535"></a>
<span class="sourceLineNo">536</span> /**<a name="line.536"></a>
<span class="sourceLineNo">537</span> * {@inheritDoc}<a name="line.537"></a>
<span class="sourceLineNo">538</span> */<a name="line.538"></a>
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<span class="sourceLineNo">1096</span><a name="line.1096"></a>
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<span class="sourceLineNo">1108</span><a name="line.1108"></a>
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<span class="sourceLineNo">1112</span> /**<a name="line.1112"></a>
<span class="sourceLineNo">1113</span> * {@inheritDoc}<a name="line.1113"></a>
<span class="sourceLineNo">1114</span> */<a name="line.1114"></a>
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<span class="sourceLineNo">1118</span> }<a name="line.1118"></a>
<span class="sourceLineNo">1119</span><a name="line.1119"></a>
<span class="sourceLineNo">1120</span> if (status == IdleStatus.READER_IDLE) {<a name="line.1120"></a>
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<span class="sourceLineNo">1123</span><a name="line.1123"></a>
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<span class="sourceLineNo">1127</span><a name="line.1127"></a>
<span class="sourceLineNo">1128</span> throw new IllegalArgumentException("Unknown idle status: " + status);<a name="line.1128"></a>
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<span class="sourceLineNo">1131</span> /**<a name="line.1131"></a>
<span class="sourceLineNo">1132</span> * TODO Add method documentation<a name="line.1132"></a>
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<span class="sourceLineNo">1137</span> lastIdleTimeForBoth = currentTime;<a name="line.1137"></a>
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<span class="sourceLineNo">1140</span> lastIdleTimeForRead = currentTime;<a name="line.1140"></a>
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<span class="sourceLineNo">1142</span> idleCountForWrite.incrementAndGet();<a name="line.1142"></a>
<span class="sourceLineNo">1143</span> lastIdleTimeForWrite = currentTime;<a name="line.1143"></a>
<span class="sourceLineNo">1144</span> } else {<a name="line.1144"></a>
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<span class="sourceLineNo">1147</span> }<a name="line.1147"></a>
<span class="sourceLineNo">1148</span><a name="line.1148"></a>
<span class="sourceLineNo">1149</span> /**<a name="line.1149"></a>
<span class="sourceLineNo">1150</span> * {@inheritDoc}<a name="line.1150"></a>
<span class="sourceLineNo">1151</span> */<a name="line.1151"></a>
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<span class="sourceLineNo">1155</span><a name="line.1155"></a>
<span class="sourceLineNo">1156</span> /**<a name="line.1156"></a>
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<span class="sourceLineNo">1162</span><a name="line.1162"></a>
<span class="sourceLineNo">1163</span> /**<a name="line.1163"></a>
<span class="sourceLineNo">1164</span> * {@inheritDoc}<a name="line.1164"></a>
<span class="sourceLineNo">1165</span> */<a name="line.1165"></a>
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<span class="sourceLineNo">1168</span> }<a name="line.1168"></a>
<span class="sourceLineNo">1169</span><a name="line.1169"></a>
<span class="sourceLineNo">1170</span> /**<a name="line.1170"></a>
<span class="sourceLineNo">1171</span> * {@inheritDoc}<a name="line.1171"></a>
<span class="sourceLineNo">1172</span> */<a name="line.1172"></a>
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<span class="sourceLineNo">1176</span><a name="line.1176"></a>
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<span class="sourceLineNo">1183</span><a name="line.1183"></a>
<span class="sourceLineNo">1184</span> /**<a name="line.1184"></a>
<span class="sourceLineNo">1185</span> * {@inheritDoc}<a name="line.1185"></a>
<span class="sourceLineNo">1186</span> */<a name="line.1186"></a>
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<span class="sourceLineNo">1190</span><a name="line.1190"></a>
<span class="sourceLineNo">1191</span> /**<a name="line.1191"></a>
<span class="sourceLineNo">1192</span> * {@inheritDoc}<a name="line.1192"></a>
<span class="sourceLineNo">1193</span> */<a name="line.1193"></a>
<span class="sourceLineNo">1194</span> public SocketAddress getServiceAddress() {<a name="line.1194"></a>
<span class="sourceLineNo">1195</span> IoService service = getService();<a name="line.1195"></a>
<span class="sourceLineNo">1196</span> if (service instanceof IoAcceptor) {<a name="line.1196"></a>
<span class="sourceLineNo">1197</span> return ((IoAcceptor) service).getLocalAddress();<a name="line.1197"></a>
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<span class="sourceLineNo">1199</span><a name="line.1199"></a>
<span class="sourceLineNo">1200</span> return getRemoteAddress();<a name="line.1200"></a>
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<span class="sourceLineNo">1202</span><a name="line.1202"></a>
<span class="sourceLineNo">1203</span> /**<a name="line.1203"></a>
<span class="sourceLineNo">1204</span> * {@inheritDoc}<a name="line.1204"></a>
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<span class="sourceLineNo">1206</span> @Override<a name="line.1206"></a>
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<span class="sourceLineNo">1212</span> * {@inheritDoc} TODO This is a ridiculous implementation. Need to be<a name="line.1212"></a>
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<span class="sourceLineNo">1219</span><a name="line.1219"></a>
<span class="sourceLineNo">1220</span> /**<a name="line.1220"></a>
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<span class="sourceLineNo">1223</span> @Override<a name="line.1223"></a>
<span class="sourceLineNo">1224</span> public String toString() {<a name="line.1224"></a>
<span class="sourceLineNo">1225</span> if (isConnected() || isClosing()) {<a name="line.1225"></a>
<span class="sourceLineNo">1226</span> String remote = null;<a name="line.1226"></a>
<span class="sourceLineNo">1227</span> String local = null;<a name="line.1227"></a>
<span class="sourceLineNo">1228</span><a name="line.1228"></a>
<span class="sourceLineNo">1229</span> try {<a name="line.1229"></a>
<span class="sourceLineNo">1230</span> remote = String.valueOf(getRemoteAddress());<a name="line.1230"></a>
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<span class="sourceLineNo">1234</span><a name="line.1234"></a>
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<span class="sourceLineNo">1239</span><a name="line.1239"></a>
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<span class="sourceLineNo">1249</span><a name="line.1249"></a>
<span class="sourceLineNo">1250</span> /**<a name="line.1250"></a>
<span class="sourceLineNo">1251</span> * TODO Add method documentation<a name="line.1251"></a>
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<span class="sourceLineNo">1255</span><a name="line.1255"></a>
<span class="sourceLineNo">1256</span> // Somewhat inefficient, but it won't happen that often<a name="line.1256"></a>
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<span class="sourceLineNo">1258</span> while (id.length() &lt; 8) {<a name="line.1258"></a>
<span class="sourceLineNo">1259</span> id = '0' + id; // padding<a name="line.1259"></a>
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<span class="sourceLineNo">1261</span> id = "0x" + id;<a name="line.1261"></a>
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<span class="sourceLineNo">1266</span> /**<a name="line.1266"></a>
<span class="sourceLineNo">1267</span> * TODO Add method documentation<a name="line.1267"></a>
<span class="sourceLineNo">1268</span> */<a name="line.1268"></a>
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<span class="sourceLineNo">1278</span> /**<a name="line.1278"></a>
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<span class="sourceLineNo">1285</span> /**<a name="line.1285"></a>
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<span class="sourceLineNo">1295</span> s = sessions.next();<a name="line.1295"></a>
<span class="sourceLineNo">1296</span> notifyIdleSession(s, currentTime);<a name="line.1296"></a>
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<span class="sourceLineNo">1299</span><a name="line.1299"></a>
<span class="sourceLineNo">1300</span> /**<a name="line.1300"></a>
<span class="sourceLineNo">1301</span> * Fires a {@link IoEventType#SESSION_IDLE} event if applicable for the<a name="line.1301"></a>
<span class="sourceLineNo">1302</span> * specified {@code session}.<a name="line.1302"></a>
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<span class="sourceLineNo">1304</span> * @param currentTime<a name="line.1304"></a>
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<span class="sourceLineNo">1306</span> */<a name="line.1306"></a>
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<span class="sourceLineNo">1308</span> notifyIdleSession0(session, currentTime, session.getConfig().getIdleTimeInMillis(IdleStatus.BOTH_IDLE),<a name="line.1308"></a>
<span class="sourceLineNo">1309</span> IdleStatus.BOTH_IDLE, Math.max(session.getLastIoTime(), session.getLastIdleTime(IdleStatus.BOTH_IDLE)));<a name="line.1309"></a>
<span class="sourceLineNo">1310</span><a name="line.1310"></a>
<span class="sourceLineNo">1311</span> notifyIdleSession0(session, currentTime, session.getConfig().getIdleTimeInMillis(IdleStatus.READER_IDLE),<a name="line.1311"></a>
<span class="sourceLineNo">1312</span> IdleStatus.READER_IDLE,<a name="line.1312"></a>
<span class="sourceLineNo">1313</span> Math.max(session.getLastReadTime(), session.getLastIdleTime(IdleStatus.READER_IDLE)));<a name="line.1313"></a>
<span class="sourceLineNo">1314</span><a name="line.1314"></a>
<span class="sourceLineNo">1315</span> notifyIdleSession0(session, currentTime, session.getConfig().getIdleTimeInMillis(IdleStatus.WRITER_IDLE),<a name="line.1315"></a>
<span class="sourceLineNo">1316</span> IdleStatus.WRITER_IDLE,<a name="line.1316"></a>
<span class="sourceLineNo">1317</span> Math.max(session.getLastWriteTime(), session.getLastIdleTime(IdleStatus.WRITER_IDLE)));<a name="line.1317"></a>
<span class="sourceLineNo">1318</span><a name="line.1318"></a>
<span class="sourceLineNo">1319</span> notifyWriteTimeout(session, currentTime);<a name="line.1319"></a>
<span class="sourceLineNo">1320</span> }<a name="line.1320"></a>
<span class="sourceLineNo">1321</span><a name="line.1321"></a>
<span class="sourceLineNo">1322</span> private static void notifyIdleSession0(IoSession session, long currentTime, long idleTime, IdleStatus status,<a name="line.1322"></a>
<span class="sourceLineNo">1323</span> long lastIoTime) {<a name="line.1323"></a>
<span class="sourceLineNo">1324</span> if ((idleTime &gt; 0) &amp;&amp; (lastIoTime != 0) &amp;&amp; (currentTime - lastIoTime &gt;= idleTime)) {<a name="line.1324"></a>
<span class="sourceLineNo">1325</span> session.getFilterChain().fireSessionIdle(status);<a name="line.1325"></a>
<span class="sourceLineNo">1326</span> }<a name="line.1326"></a>
<span class="sourceLineNo">1327</span> }<a name="line.1327"></a>
<span class="sourceLineNo">1328</span><a name="line.1328"></a>
<span class="sourceLineNo">1329</span> private static void notifyWriteTimeout(IoSession session, long currentTime) {<a name="line.1329"></a>
<span class="sourceLineNo">1330</span><a name="line.1330"></a>
<span class="sourceLineNo">1331</span> long writeTimeout = session.getConfig().getWriteTimeoutInMillis();<a name="line.1331"></a>
<span class="sourceLineNo">1332</span> if ((writeTimeout &gt; 0) &amp;&amp; (currentTime - session.getLastWriteTime() &gt;= writeTimeout)<a name="line.1332"></a>
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<span class="sourceLineNo">1334</span> WriteRequest request = session.getCurrentWriteRequest();<a name="line.1334"></a>
<span class="sourceLineNo">1335</span> if (request != null) {<a name="line.1335"></a>
<span class="sourceLineNo">1336</span> session.setCurrentWriteRequest(null);<a name="line.1336"></a>
<span class="sourceLineNo">1337</span> WriteTimeoutException cause = new WriteTimeoutException(request);<a name="line.1337"></a>
<span class="sourceLineNo">1338</span> request.getFuture().setException(cause);<a name="line.1338"></a>
<span class="sourceLineNo">1339</span> session.getFilterChain().fireExceptionCaught(cause);<a name="line.1339"></a>
<span class="sourceLineNo">1340</span> // WriteException is an IOException, so we close the session.<a name="line.1340"></a>
<span class="sourceLineNo">1341</span> session.close(true);<a name="line.1341"></a>
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<span class="sourceLineNo">1343</span> }<a name="line.1343"></a>
<span class="sourceLineNo">1344</span> }<a name="line.1344"></a>
<span class="sourceLineNo">1345</span><a name="line.1345"></a>
<span class="sourceLineNo">1346</span> /**<a name="line.1346"></a>
<span class="sourceLineNo">1347</span> * A queue which handles the CLOSE request.<a name="line.1347"></a>
<span class="sourceLineNo">1348</span> * <a name="line.1348"></a>
<span class="sourceLineNo">1349</span> * TODO : Check that when closing a session, all the pending requests are<a name="line.1349"></a>
<span class="sourceLineNo">1350</span> * correctly sent.<a name="line.1350"></a>
<span class="sourceLineNo">1351</span> */<a name="line.1351"></a>
<span class="sourceLineNo">1352</span> private class CloseAwareWriteQueue implements WriteRequestQueue {<a name="line.1352"></a>
<span class="sourceLineNo">1353</span><a name="line.1353"></a>
<span class="sourceLineNo">1354</span> private final WriteRequestQueue queue;<a name="line.1354"></a>
<span class="sourceLineNo">1355</span><a name="line.1355"></a>
<span class="sourceLineNo">1356</span> /**<a name="line.1356"></a>
<span class="sourceLineNo">1357</span> * {@inheritDoc}<a name="line.1357"></a>
<span class="sourceLineNo">1358</span> */<a name="line.1358"></a>
<span class="sourceLineNo">1359</span> public CloseAwareWriteQueue(WriteRequestQueue queue) {<a name="line.1359"></a>
<span class="sourceLineNo">1360</span> this.queue = queue;<a name="line.1360"></a>
<span class="sourceLineNo">1361</span> }<a name="line.1361"></a>
<span class="sourceLineNo">1362</span><a name="line.1362"></a>
<span class="sourceLineNo">1363</span> /**<a name="line.1363"></a>
<span class="sourceLineNo">1364</span> * {@inheritDoc}<a name="line.1364"></a>
<span class="sourceLineNo">1365</span> */<a name="line.1365"></a>
<span class="sourceLineNo">1366</span> public synchronized WriteRequest poll(IoSession session) {<a name="line.1366"></a>
<span class="sourceLineNo">1367</span> WriteRequest answer = queue.poll(session);<a name="line.1367"></a>
<span class="sourceLineNo">1368</span><a name="line.1368"></a>
<span class="sourceLineNo">1369</span> if (answer == CLOSE_REQUEST) {<a name="line.1369"></a>
<span class="sourceLineNo">1370</span> AbstractIoSession.this.close( true );<a name="line.1370"></a>
<span class="sourceLineNo">1371</span> dispose(session);<a name="line.1371"></a>
<span class="sourceLineNo">1372</span> answer = null;<a name="line.1372"></a>
<span class="sourceLineNo">1373</span> }<a name="line.1373"></a>
<span class="sourceLineNo">1374</span><a name="line.1374"></a>
<span class="sourceLineNo">1375</span> return answer;<a name="line.1375"></a>
<span class="sourceLineNo">1376</span> }<a name="line.1376"></a>
<span class="sourceLineNo">1377</span><a name="line.1377"></a>
<span class="sourceLineNo">1378</span> /**<a name="line.1378"></a>
<span class="sourceLineNo">1379</span> * {@inheritDoc}<a name="line.1379"></a>
<span class="sourceLineNo">1380</span> */<a name="line.1380"></a>
<span class="sourceLineNo">1381</span> public void offer(IoSession session, WriteRequest e) {<a name="line.1381"></a>
<span class="sourceLineNo">1382</span> queue.offer(session, e);<a name="line.1382"></a>
<span class="sourceLineNo">1383</span> }<a name="line.1383"></a>
<span class="sourceLineNo">1384</span><a name="line.1384"></a>
<span class="sourceLineNo">1385</span> /**<a name="line.1385"></a>
<span class="sourceLineNo">1386</span> * {@inheritDoc}<a name="line.1386"></a>
<span class="sourceLineNo">1387</span> */<a name="line.1387"></a>
<span class="sourceLineNo">1388</span> public boolean isEmpty(IoSession session) {<a name="line.1388"></a>
<span class="sourceLineNo">1389</span> return queue.isEmpty(session);<a name="line.1389"></a>
<span class="sourceLineNo">1390</span> }<a name="line.1390"></a>
<span class="sourceLineNo">1391</span><a name="line.1391"></a>
<span class="sourceLineNo">1392</span> /**<a name="line.1392"></a>
<span class="sourceLineNo">1393</span> * {@inheritDoc}<a name="line.1393"></a>
<span class="sourceLineNo">1394</span> */<a name="line.1394"></a>
<span class="sourceLineNo">1395</span> public void clear(IoSession session) {<a name="line.1395"></a>
<span class="sourceLineNo">1396</span> queue.clear(session);<a name="line.1396"></a>
<span class="sourceLineNo">1397</span> }<a name="line.1397"></a>
<span class="sourceLineNo">1398</span><a name="line.1398"></a>
<span class="sourceLineNo">1399</span> /**<a name="line.1399"></a>
<span class="sourceLineNo">1400</span> * {@inheritDoc}<a name="line.1400"></a>
<span class="sourceLineNo">1401</span> */<a name="line.1401"></a>
<span class="sourceLineNo">1402</span> public void dispose(IoSession session) {<a name="line.1402"></a>
<span class="sourceLineNo">1403</span> queue.dispose(session);<a name="line.1403"></a>
<span class="sourceLineNo">1404</span> }<a name="line.1404"></a>
<span class="sourceLineNo">1405</span><a name="line.1405"></a>
<span class="sourceLineNo">1406</span> /**<a name="line.1406"></a>
<span class="sourceLineNo">1407</span> * {@inheritDoc}<a name="line.1407"></a>
<span class="sourceLineNo">1408</span> */<a name="line.1408"></a>
<span class="sourceLineNo">1409</span> public int size() {<a name="line.1409"></a>
<span class="sourceLineNo">1410</span> return queue.size();<a name="line.1410"></a>
<span class="sourceLineNo">1411</span> }<a name="line.1411"></a>
<span class="sourceLineNo">1412</span> }<a name="line.1412"></a>
<span class="sourceLineNo">1413</span>}<a name="line.1413"></a>
</pre>
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