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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.transport.socket.apr;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.io.IOException;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.net.InetSocketAddress;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.net.SocketAddress;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.nio.channels.spi.SelectorProvider;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Iterator;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.Queue;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.concurrent.ConcurrentLinkedQueue;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.concurrent.Executor;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span><a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.mina.core.RuntimeIoException;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.mina.core.polling.AbstractPollingIoAcceptor;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.mina.core.service.IoAcceptor;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.mina.core.service.IoProcessor;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.mina.core.service.IoService;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.mina.core.service.SimpleIoProcessorPool;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.mina.core.service.TransportMetadata;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.mina.transport.socket.DefaultSocketSessionConfig;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.tomcat.jni.Address;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.tomcat.jni.Poll;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.tomcat.jni.Pool;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.tomcat.jni.Socket;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.tomcat.jni.Status;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span><a name="line.44"></a> |
| <span class="sourceLineNo">045</span>/**<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> * {@link IoAcceptor} for APR based socket transport (TCP/IP).<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> *<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> * @author <a href="http://mina.apache.org">Apache MINA Project</a><a name="line.48"></a> |
| <span class="sourceLineNo">049</span> */<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>public final class AprSocketAcceptor extends AbstractPollingIoAcceptor<AprSession, Long> {<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> /** <a name="line.51"></a> |
| <span class="sourceLineNo">052</span> * This constant is deduced from the APR code. It is used when the timeout<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> * has expired while doing a poll() operation.<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> */<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private static final int APR_TIMEUP_ERROR = -120001;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private static final int POLLSET_SIZE = 1024;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private final Object wakeupLock = new Object();<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> private volatile long wakeupSocket;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> private volatile boolean toBeWakenUp;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private volatile long pool;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> private volatile long pollset; // socket poller<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> private final long[] polledSockets = new long[POLLSET_SIZE << 1];<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private final Queue<Long> polledHandles = new ConcurrentLinkedQueue<Long>();<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> /**<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * Constructor for {@link AprSocketAcceptor} using default parameters (multiple thread model).<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> */<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> public AprSocketAcceptor() {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> super(new DefaultSocketSessionConfig(), AprIoProcessor.class);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> ((DefaultSocketSessionConfig) getSessionConfig()).init(this);<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> }<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> /**<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * Constructor for {@link AprSocketAcceptor} using default parameters, and <a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * given number of {@link AprIoProcessor} for multithreading I/O operations.<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * <a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * @param processorCount the number of processor to create and place in a<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * {@link SimpleIoProcessorPool} <a name="line.86"></a> |
| <span class="sourceLineNo">087</span> */<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> public AprSocketAcceptor(int processorCount) {<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> super(new DefaultSocketSessionConfig(), AprIoProcessor.class, processorCount);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> ((DefaultSocketSessionConfig) getSessionConfig()).init(this);<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> * Constructor for {@link AprSocketAcceptor} with default configuration but a<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> * specific {@link AprIoProcessor}, useful for sharing the same processor over multiple<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> * {@link IoService} of the same type.<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> * @param processor the processor to use for managing I/O events<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> */<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> public AprSocketAcceptor(IoProcessor<AprSession> processor) {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> super(new DefaultSocketSessionConfig(), processor);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> ((DefaultSocketSessionConfig) getSessionConfig()).init(this);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> }<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> /**<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> * Constructor for {@link AprSocketAcceptor} with a given {@link Executor} for handling <a name="line.105"></a> |
| <span class="sourceLineNo">106</span> * connection events and a given {@link AprIoProcessor} for handling I/O events, useful for <a name="line.106"></a> |
| <span class="sourceLineNo">107</span> * sharing the same processor and executor over multiple {@link IoService} of the same type.<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> * @param executor the executor for connection<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> * @param processor the processor for I/O operations<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> */<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> public AprSocketAcceptor(Executor executor, IoProcessor<AprSession> processor) {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> super(new DefaultSocketSessionConfig(), executor, processor);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> ((DefaultSocketSessionConfig) getSessionConfig()).init(this);<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> /**<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> * {@inheritDoc}<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> */<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> @Override<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> protected AprSession accept(IoProcessor<AprSession> processor, Long handle) throws Exception {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> long s = Socket.accept(handle);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> boolean success = false;<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> try {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> AprSession result = new AprSocketSession(this, processor, s);<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> success = true;<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> return result;<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> } finally {<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> if (!success) {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> Socket.close(s);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> }<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> }<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> /**<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> * {@inheritDoc}<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> */<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> @Override<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> protected Long open(SocketAddress localAddress) throws Exception {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> InetSocketAddress la = (InetSocketAddress) localAddress;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> long handle = Socket.create(Socket.APR_INET, Socket.SOCK_STREAM, Socket.APR_PROTO_TCP, pool);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> boolean success = false;<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> try {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> int result = Socket.optSet(handle, Socket.APR_SO_NONBLOCK, 1);<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> if (result != Status.APR_SUCCESS) {<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> throwException(result);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> }<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> result = Socket.timeoutSet(handle, 0);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> if (result != Status.APR_SUCCESS) {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> throwException(result);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> // Configure the server socket,<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> result = Socket.optSet(handle, Socket.APR_SO_REUSEADDR, isReuseAddress() ? 1 : 0);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> if (result != Status.APR_SUCCESS) {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> throwException(result);<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> result = Socket.optSet(handle, Socket.APR_SO_RCVBUF, getSessionConfig().getReceiveBufferSize());<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> if (result != Status.APR_SUCCESS) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> throwException(result);<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> }<a name="line.161"></a> |
| <span class="sourceLineNo">162</span><a name="line.162"></a> |
| <span class="sourceLineNo">163</span> // and bind.<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> long sa;<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> if (la != null) {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> if (la.getAddress() == null) {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> sa = Address.info(Address.APR_ANYADDR, Socket.APR_INET, la.getPort(), 0, pool);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> } else {<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> sa = Address.info(la.getAddress().getHostAddress(), Socket.APR_INET, la.getPort(), 0, pool);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> }<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> } else {<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> sa = Address.info(Address.APR_ANYADDR, Socket.APR_INET, 0, 0, pool);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> }<a name="line.173"></a> |
| <span class="sourceLineNo">174</span><a name="line.174"></a> |
| <span class="sourceLineNo">175</span> result = Socket.bind(handle, sa);<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> if (result != Status.APR_SUCCESS) {<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> throwException(result);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> }<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> result = Socket.listen(handle, getBacklog());<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> if (result != Status.APR_SUCCESS) {<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> throwException(result);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> }<a name="line.182"></a> |
| <span class="sourceLineNo">183</span><a name="line.183"></a> |
| <span class="sourceLineNo">184</span> result = Poll.add(pollset, handle, Poll.APR_POLLIN);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> if (result != Status.APR_SUCCESS) {<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> throwException(result);<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> }<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> success = true;<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> } finally {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> if (!success) {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> close(handle);<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> }<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> }<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> return handle;<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> }<a name="line.195"></a> |
| <span class="sourceLineNo">196</span><a name="line.196"></a> |
| <span class="sourceLineNo">197</span> /**<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> * {@inheritDoc}<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> */<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> @Override<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> protected void init() throws Exception {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> // initialize a memory pool for APR functions<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> pool = Pool.create(AprLibrary.getInstance().getRootPool());<a name="line.203"></a> |
| <span class="sourceLineNo">204</span><a name="line.204"></a> |
| <span class="sourceLineNo">205</span> wakeupSocket = Socket.create(Socket.APR_INET, Socket.SOCK_DGRAM, Socket.APR_PROTO_UDP, pool);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> pollset = Poll.create(POLLSET_SIZE, pool, Poll.APR_POLLSET_THREADSAFE, Long.MAX_VALUE);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> if (pollset <= 0) {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> pollset = Poll.create(62, pool, Poll.APR_POLLSET_THREADSAFE, Long.MAX_VALUE);<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> if (pollset <= 0) {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> if (Status.APR_STATUS_IS_ENOTIMPL(-(int) pollset)) {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> throw new RuntimeIoException("Thread-safe pollset is not supported in this platform.");<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<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><a name="line.219"></a> |
| <span class="sourceLineNo">220</span> /**<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * {@inheritDoc}<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> */<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> @Override<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> protected void destroy() throws Exception {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> if (wakeupSocket > 0) {<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> Socket.close(wakeupSocket);<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> }<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> if (pollset > 0) {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> Poll.destroy(pollset);<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> }<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> if (pool > 0) {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> Pool.destroy(pool);<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> }<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span><a name="line.235"></a> |
| <span class="sourceLineNo">236</span> /**<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> * {@inheritDoc}<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> */<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> @Override<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> protected SocketAddress localAddress(Long handle) throws Exception {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> long la = Address.get(Socket.APR_LOCAL, handle);<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> return new InetSocketAddress(Address.getip(la), Address.getInfo(la).port);<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span><a name="line.244"></a> |
| <span class="sourceLineNo">245</span> /**<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> * {@inheritDoc}<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> */<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> @Override<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> protected int select() throws Exception {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> int rv = Poll.poll(pollset, Integer.MAX_VALUE, polledSockets, false);<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> if (rv <= 0) {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> // We have had an error. It can simply be that we have reached<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> // the timeout (very unlikely, as we have set it to MAX_INTEGER)<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> if (rv != APR_TIMEUP_ERROR) {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> // It's not a timeout being exceeded. Throw the error<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> throwException(rv);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> }<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> rv = Poll.maintain(pollset, polledSockets, true);<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> if (rv > 0) {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> for (int i = 0; i < rv; i++) {<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> Poll.add(pollset, polledSockets[i], Poll.APR_POLLIN);<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> }<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> } else if (rv < 0) {<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> throwException(rv);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> }<a name="line.266"></a> |
| <span class="sourceLineNo">267</span><a name="line.267"></a> |
| <span class="sourceLineNo">268</span> return 0;<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> } else {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> rv <<= 1;<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> if (!polledHandles.isEmpty()) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> polledHandles.clear();<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span><a name="line.274"></a> |
| <span class="sourceLineNo">275</span> for (int i = 0; i < rv; i++) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> long flag = polledSockets[i];<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> long socket = polledSockets[++i];<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> if (socket == wakeupSocket) {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> synchronized (wakeupLock) {<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> Poll.remove(pollset, wakeupSocket);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> toBeWakenUp = false;<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> continue;<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> if ((flag & Poll.APR_POLLIN) != 0) {<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> polledHandles.add(socket);<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> }<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> }<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> return polledHandles.size();<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> }<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> }<a name="line.292"></a> |
| <span class="sourceLineNo">293</span><a name="line.293"></a> |
| <span class="sourceLineNo">294</span> /**<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> * {@inheritDoc}<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> */<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> @Override<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> protected Iterator<Long> selectedHandles() {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> return polledHandles.iterator();<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> /**<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> * {@inheritDoc}<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> */<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> @Override<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> protected void close(Long handle) throws Exception {<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> Poll.remove(pollset, handle);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> int result = Socket.close(handle);<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> if (result != Status.APR_SUCCESS) {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> throwException(result);<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> }<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> }<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> * {@inheritDoc}<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> */<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> @Override<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> protected void wakeup() {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> if (toBeWakenUp) {<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> return;<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> }<a name="line.321"></a> |
| <span class="sourceLineNo">322</span><a name="line.322"></a> |
| <span class="sourceLineNo">323</span> // Add a dummy socket to the pollset.<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> synchronized (wakeupLock) {<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> toBeWakenUp = true;<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> Poll.add(pollset, wakeupSocket, Poll.APR_POLLOUT);<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> }<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> }<a name="line.328"></a> |
| <span class="sourceLineNo">329</span><a name="line.329"></a> |
| <span class="sourceLineNo">330</span> /**<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> * {@inheritDoc}<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> */<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> @Override<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> public InetSocketAddress getLocalAddress() {<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> return (InetSocketAddress) super.getLocalAddress();<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> @Override<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> public InetSocketAddress getDefaultLocalAddress() {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> return (InetSocketAddress) super.getDefaultLocalAddress();<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> /**<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> * @see #setDefaultLocalAddress(SocketAddress)<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> */<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> public void setDefaultLocalAddress(InetSocketAddress localAddress) {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> super.setDefaultLocalAddress(localAddress);<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> /**<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> * {@inheritDoc}<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> */<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> public TransportMetadata getTransportMetadata() {<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> return AprSocketSession.METADATA;<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> /**<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> * Convert an APR code into an Exception with the corresponding message<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> * @param code error number<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> * @throws IOException the generated exception<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> */<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> private void throwException(int code) throws IOException {<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> throw new IOException(org.apache.tomcat.jni.Error.strerror(-code) + " (code: " + code + ")");<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> }<a name="line.367"></a> |
| <span class="sourceLineNo">368</span><a name="line.368"></a> |
| <span class="sourceLineNo">369</span> @Override<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> protected void init(SelectorProvider selectorProvider) throws Exception {<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> init();<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> |
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| </pre> |
| </div> |
| </body> |
| </html> |
