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<a name="1" href="#1">1</a> <em class="jxr_comment">/*</em>
<a name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a name="3" href="#3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em>
<a name="4" href="#4">4</a> <em class="jxr_comment"> * distributed with this work for additional information</em>
<a name="5" href="#5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em>
<a name="6" href="#6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
<a name="7" href="#7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
<a name="8" href="#8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
<a name="9" href="#9">9</a> <em class="jxr_comment"> *</em>
<a name="10" href="#10">10</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a name="11" href="#11">11</a> <em class="jxr_comment"> *</em>
<a name="12" href="#12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
<a name="13" href="#13">13</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
<a name="14" href="#14">14</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a name="15" href="#15">15</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em>
<a name="16" href="#16">16</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em>
<a name="17" href="#17">17</a> <em class="jxr_comment"> * under the License.</em>
<a name="18" href="#18">18</a> <em class="jxr_comment"> *</em>
<a name="19" href="#19">19</a> <em class="jxr_comment"> */</em>
<a name="20" href="#20">20</a> <strong class="jxr_keyword">package</strong> org.apache.mina.transport.socket.apr;
<a name="21" href="#21">21</a>
<a name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.net.InetSocketAddress;
<a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.net.SocketAddress;
<a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.nio.ByteBuffer;
<a name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.util.HashSet;
<a name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> java.util.Map;
<a name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> java.util.Set;
<a name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Executor;
<a name="33" href="#33">33</a>
<a name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.RuntimeIoException;
<a name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.polling.AbstractPollingIoConnector;
<a name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.IoProcessor;
<a name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.TransportMetadata;
<a name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.apache.mina.transport.socket.DefaultSocketSessionConfig;
<a name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> org.apache.mina.transport.socket.SocketConnector;
<a name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.apache.mina.transport.socket.SocketSessionConfig;
<a name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> org.apache.mina.util.CircularQueue;
<a name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> org.apache.tomcat.jni.Address;
<a name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> org.apache.tomcat.jni.Poll;
<a name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> org.apache.tomcat.jni.Pool;
<a name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> org.apache.tomcat.jni.Socket;
<a name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.apache.tomcat.jni.Status;
<a name="47" href="#47">47</a>
<a name="48" href="#48">48</a> <em class="jxr_javadoccomment">/**</em>
<a name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * {@link IoConnector} for ABR based socket transport (TCP/IP).</em>
<a name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * </em>
<a name="51" href="#51">51</a> <em class="jxr_javadoccomment"> * @author The Apache MINA Project (dev@mina.apache.org)</em>
<a name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * @version $Rev: 706280 $, $Date: 2008-10-20 15:40:20 +0200 (Mon, 20 Oct 2008) $</em>
<a name="53" href="#53">53</a> <em class="jxr_javadoccomment"> */</em>
<a name="54" href="#54">54</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSocketConnector.html">AprSocketConnector</a> <strong class="jxr_keyword">extends</strong> AbstractPollingIoConnector&lt;AprSession, Long&gt; implements <a href="../../../../../../org/apache/mina/transport/socket/SocketConnector.html">SocketConnector</a> {
<a name="55" href="#55">55</a>
<a name="56" href="#56">56</a> <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> </em>
<a name="57" href="#57">57</a> <em class="jxr_javadoccomment"> * This constant is deduced from the APR code. It is used when the timeout</em>
<a name="58" href="#58">58</a> <em class="jxr_javadoccomment"> * has expired while doing a poll() operation.</em>
<a name="59" href="#59">59</a> <em class="jxr_javadoccomment"> */</em>
<a name="60" href="#60">60</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> APR_TIMEUP_ERROR = -120001;
<a name="61" href="#61">61</a>
<a name="62" href="#62">62</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> POLLSET_SIZE = 1024;
<a name="63" href="#63">63</a>
<a name="64" href="#64">64</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map&lt;Long, ConnectionRequest&gt; requests =
<a name="65" href="#65">65</a> <strong class="jxr_keyword">new</strong> HashMap&lt;Long, ConnectionRequest&gt;(POLLSET_SIZE);
<a name="66" href="#66">66</a>
<a name="67" href="#67">67</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Object wakeupLock = <strong class="jxr_keyword">new</strong> Object();
<a name="68" href="#68">68</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">long</strong> wakeupSocket;
<a name="69" href="#69">69</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> toBeWakenUp;
<a name="70" href="#70">70</a>
<a name="71" href="#71">71</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">long</strong> pool;
<a name="72" href="#72">72</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">long</strong> pollset; <em class="jxr_comment">// socket poller</em>
<a name="73" href="#73">73</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong>[] polledSockets = <strong class="jxr_keyword">new</strong> <strong class="jxr_keyword">long</strong>[POLLSET_SIZE &lt;&lt; 1];
<a name="74" href="#74">74</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> List&lt;Long&gt; polledHandles = <strong class="jxr_keyword">new</strong> CircularQueue&lt;Long&gt;(POLLSET_SIZE);
<a name="75" href="#75">75</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Set&lt;Long&gt; failedHandles = <strong class="jxr_keyword">new</strong> HashSet&lt;Long&gt;(POLLSET_SIZE);
<a name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> ByteBuffer dummyBuffer;
<a name="77" href="#77">77</a>
<a name="78" href="#78">78</a> <em class="jxr_javadoccomment">/**</em>
<a name="79" href="#79">79</a> <em class="jxr_javadoccomment"> * TODO : document superclass</em>
<a name="80" href="#80">80</a> <em class="jxr_javadoccomment"> */</em>
<a name="81" href="#81">81</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSocketConnector.html">AprSocketConnector</a>() {
<a name="82" href="#82">82</a> <strong class="jxr_keyword">super</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>(), AprIoProcessor.<strong class="jxr_keyword">class</strong>);
<a name="83" href="#83">83</a> ((<a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>) getSessionConfig()).init(<strong class="jxr_keyword">this</strong>);
<a name="84" href="#84">84</a> }
<a name="85" href="#85">85</a>
<a name="86" href="#86">86</a> <em class="jxr_javadoccomment">/**</em>
<a name="87" href="#87">87</a> <em class="jxr_javadoccomment"> * TODO : document superclass</em>
<a name="88" href="#88">88</a> <em class="jxr_javadoccomment"> */</em>
<a name="89" href="#89">89</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSocketConnector.html">AprSocketConnector</a>(<strong class="jxr_keyword">int</strong> processorCount) {
<a name="90" href="#90">90</a> <strong class="jxr_keyword">super</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>(), AprIoProcessor.<strong class="jxr_keyword">class</strong>, processorCount);
<a name="91" href="#91">91</a> ((<a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>) getSessionConfig()).init(<strong class="jxr_keyword">this</strong>);
<a name="92" href="#92">92</a> }
<a name="93" href="#93">93</a>
<a name="94" href="#94">94</a> <em class="jxr_javadoccomment">/**</em>
<a name="95" href="#95">95</a> <em class="jxr_javadoccomment"> * TODO : document superclass</em>
<a name="96" href="#96">96</a> <em class="jxr_javadoccomment"> */</em>
<a name="97" href="#97">97</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSocketConnector.html">AprSocketConnector</a>(IoProcessor&lt;AprSession&gt; processor) {
<a name="98" href="#98">98</a> <strong class="jxr_keyword">super</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>(), processor);
<a name="99" href="#99">99</a> ((<a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>) getSessionConfig()).init(<strong class="jxr_keyword">this</strong>);
<a name="100" href="#100">100</a> }
<a name="101" href="#101">101</a>
<a name="102" href="#102">102</a> <em class="jxr_javadoccomment">/**</em>
<a name="103" href="#103">103</a> <em class="jxr_javadoccomment"> * TODO : document superclass</em>
<a name="104" href="#104">104</a> <em class="jxr_javadoccomment"> */</em>
<a name="105" href="#105">105</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSocketConnector.html">AprSocketConnector</a>(Executor executor, IoProcessor&lt;AprSession&gt; processor) {
<a name="106" href="#106">106</a> <strong class="jxr_keyword">super</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>(), executor, processor);
<a name="107" href="#107">107</a> ((<a href="../../../../../../org/apache/mina/transport/socket/DefaultSocketSessionConfig.html">DefaultSocketSessionConfig</a>) getSessionConfig()).init(<strong class="jxr_keyword">this</strong>);
<a name="108" href="#108">108</a> }
<a name="109" href="#109">109</a>
<a name="110" href="#110">110</a> <em class="jxr_javadoccomment">/**</em>
<a name="111" href="#111">111</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="112" href="#112">112</a> <em class="jxr_javadoccomment"> */</em>
<a name="113" href="#113">113</a> @Override
<a name="114" href="#114">114</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> init() <strong class="jxr_keyword">throws</strong> Exception {
<a name="115" href="#115">115</a> <em class="jxr_comment">// initialize a memory pool for APR functions</em>
<a name="116" href="#116">116</a> pool = Pool.create(AprLibrary.getInstance().getRootPool());
<a name="117" href="#117">117</a>
<a name="118" href="#118">118</a> wakeupSocket = Socket.create(
<a name="119" href="#119">119</a> Socket.APR_INET, Socket.SOCK_DGRAM, Socket.APR_PROTO_UDP, pool);
<a name="120" href="#120">120</a>
<a name="121" href="#121">121</a> dummyBuffer = Pool.alloc(pool, 1);
<a name="122" href="#122">122</a>
<a name="123" href="#123">123</a> pollset = Poll.create(
<a name="124" href="#124">124</a> POLLSET_SIZE,
<a name="125" href="#125">125</a> pool,
<a name="126" href="#126">126</a> Poll.APR_POLLSET_THREADSAFE,
<a name="127" href="#127">127</a> Long.MAX_VALUE);
<a name="128" href="#128">128</a>
<a name="129" href="#129">129</a> <strong class="jxr_keyword">if</strong> (pollset &lt;= 0) {
<a name="130" href="#130">130</a> pollset = Poll.create(
<a name="131" href="#131">131</a> 62,
<a name="132" href="#132">132</a> pool,
<a name="133" href="#133">133</a> Poll.APR_POLLSET_THREADSAFE,
<a name="134" href="#134">134</a> Long.MAX_VALUE);
<a name="135" href="#135">135</a> }
<a name="136" href="#136">136</a>
<a name="137" href="#137">137</a> <strong class="jxr_keyword">if</strong> (pollset &lt;= 0) {
<a name="138" href="#138">138</a> <strong class="jxr_keyword">if</strong> (Status.APR_STATUS_IS_ENOTIMPL(- (<strong class="jxr_keyword">int</strong>) pollset)) {
<a name="139" href="#139">139</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/core/RuntimeIoException.html">RuntimeIoException</a>(
<a name="140" href="#140">140</a> <span class="jxr_string">"Thread-safe pollset is not supported in this platform."</span>);
<a name="141" href="#141">141</a> }
<a name="142" href="#142">142</a> }
<a name="143" href="#143">143</a> }
<a name="144" href="#144">144</a>
<a name="145" href="#145">145</a> <em class="jxr_javadoccomment">/**</em>
<a name="146" href="#146">146</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="147" href="#147">147</a> <em class="jxr_javadoccomment"> */</em>
<a name="148" href="#148">148</a> @Override
<a name="149" href="#149">149</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> destroy() <strong class="jxr_keyword">throws</strong> Exception {
<a name="150" href="#150">150</a> <strong class="jxr_keyword">if</strong> (wakeupSocket &gt; 0) {
<a name="151" href="#151">151</a> Socket.close(wakeupSocket);
<a name="152" href="#152">152</a> }
<a name="153" href="#153">153</a> <strong class="jxr_keyword">if</strong> (pollset &gt; 0) {
<a name="154" href="#154">154</a> Poll.destroy(pollset);
<a name="155" href="#155">155</a> }
<a name="156" href="#156">156</a> <strong class="jxr_keyword">if</strong> (pool &gt; 0) {
<a name="157" href="#157">157</a> Pool.destroy(pool);
<a name="158" href="#158">158</a> }
<a name="159" href="#159">159</a> }
<a name="160" href="#160">160</a>
<a name="161" href="#161">161</a> <em class="jxr_javadoccomment">/**</em>
<a name="162" href="#162">162</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="163" href="#163">163</a> <em class="jxr_javadoccomment"> */</em>
<a name="164" href="#164">164</a> @Override
<a name="165" href="#165">165</a> <strong class="jxr_keyword">protected</strong> Iterator&lt;Long&gt; allHandles() {
<a name="166" href="#166">166</a> <strong class="jxr_keyword">return</strong> polledHandles.iterator();
<a name="167" href="#167">167</a> }
<a name="168" href="#168">168</a>
<a name="169" href="#169">169</a> <em class="jxr_javadoccomment">/**</em>
<a name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="171" href="#171">171</a> <em class="jxr_javadoccomment"> */</em>
<a name="172" href="#172">172</a> @Override
<a name="173" href="#173">173</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> connect(Long handle, SocketAddress remoteAddress)
<a name="174" href="#174">174</a> <strong class="jxr_keyword">throws</strong> Exception {
<a name="175" href="#175">175</a> InetSocketAddress ra = (InetSocketAddress) remoteAddress;
<a name="176" href="#176">176</a> <strong class="jxr_keyword">long</strong> sa;
<a name="177" href="#177">177</a> <strong class="jxr_keyword">if</strong> (ra != <strong class="jxr_keyword">null</strong>) {
<a name="178" href="#178">178</a> <strong class="jxr_keyword">if</strong> (ra.getAddress() == <strong class="jxr_keyword">null</strong>) {
<a name="179" href="#179">179</a> sa = Address.info(Address.APR_ANYADDR, Socket.APR_INET, ra.getPort(), 0, pool);
<a name="180" href="#180">180</a> } <strong class="jxr_keyword">else</strong> {
<a name="181" href="#181">181</a> sa = Address.info(ra.getAddress().getHostAddress(), Socket.APR_INET, ra.getPort(), 0, pool);
<a name="182" href="#182">182</a> }
<a name="183" href="#183">183</a> } <strong class="jxr_keyword">else</strong> {
<a name="184" href="#184">184</a> sa = Address.info(Address.APR_ANYADDR, Socket.APR_INET, 0, 0, pool);
<a name="185" href="#185">185</a> }
<a name="186" href="#186">186</a>
<a name="187" href="#187">187</a> <strong class="jxr_keyword">int</strong> rv = Socket.connect(handle, sa);
<a name="188" href="#188">188</a> <strong class="jxr_keyword">if</strong> (rv == Status.APR_SUCCESS) {
<a name="189" href="#189">189</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
<a name="190" href="#190">190</a> }
<a name="191" href="#191">191</a>
<a name="192" href="#192">192</a> <strong class="jxr_keyword">if</strong> (Status.APR_STATUS_IS_EINPROGRESS(rv)) {
<a name="193" href="#193">193</a> <strong class="jxr_keyword">return</strong> false;
<a name="194" href="#194">194</a> }
<a name="195" href="#195">195</a>
<a name="196" href="#196">196</a> throwException(rv);
<a name="197" href="#197">197</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> InternalError(); <em class="jxr_comment">// This sentence will never be executed.</em>
<a name="198" href="#198">198</a> }
<a name="199" href="#199">199</a>
<a name="200" href="#200">200</a> <em class="jxr_javadoccomment">/**</em>
<a name="201" href="#201">201</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="202" href="#202">202</a> <em class="jxr_javadoccomment"> */</em>
<a name="203" href="#203">203</a> @Override
<a name="204" href="#204">204</a> <strong class="jxr_keyword">protected</strong> <a href="../../../../../../org/apache/mina/core/polling/AbstractPollingIoConnector.html">ConnectionRequest</a> getConnectionRequest(Long handle) {
<a name="205" href="#205">205</a> <strong class="jxr_keyword">return</strong> requests.get(handle);
<a name="206" href="#206">206</a> }
<a name="207" href="#207">207</a>
<a name="208" href="#208">208</a> <em class="jxr_javadoccomment">/**</em>
<a name="209" href="#209">209</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="210" href="#210">210</a> <em class="jxr_javadoccomment"> */</em>
<a name="211" href="#211">211</a> @Override
<a name="212" href="#212">212</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> close(Long handle) <strong class="jxr_keyword">throws</strong> Exception {
<a name="213" href="#213">213</a> finishConnect(handle);
<a name="214" href="#214">214</a> <strong class="jxr_keyword">int</strong> rv = Socket.close(handle);
<a name="215" href="#215">215</a> <strong class="jxr_keyword">if</strong> (rv != Status.APR_SUCCESS) {
<a name="216" href="#216">216</a> throwException(rv);
<a name="217" href="#217">217</a> }
<a name="218" href="#218">218</a> }
<a name="219" href="#219">219</a>
<a name="220" href="#220">220</a> <em class="jxr_javadoccomment">/**</em>
<a name="221" href="#221">221</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="222" href="#222">222</a> <em class="jxr_javadoccomment"> */</em>
<a name="223" href="#223">223</a> @Override
<a name="224" href="#224">224</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> finishConnect(Long handle) <strong class="jxr_keyword">throws</strong> Exception {
<a name="225" href="#225">225</a> Poll.remove(pollset, handle);
<a name="226" href="#226">226</a> requests.remove(handle);
<a name="227" href="#227">227</a> <strong class="jxr_keyword">if</strong> (failedHandles.remove(handle)) {
<a name="228" href="#228">228</a> <strong class="jxr_keyword">int</strong> rv = Socket.recvb(handle, dummyBuffer, 0, 1);
<a name="229" href="#229">229</a> throwException(rv);
<a name="230" href="#230">230</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> InternalError(<span class="jxr_string">"Shouldn't reach here."</span>);
<a name="231" href="#231">231</a> }
<a name="232" href="#232">232</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
<a name="233" href="#233">233</a> }
<a name="234" href="#234">234</a>
<a name="235" href="#235">235</a> <em class="jxr_javadoccomment">/**</em>
<a name="236" href="#236">236</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="237" href="#237">237</a> <em class="jxr_javadoccomment"> */</em>
<a name="238" href="#238">238</a> @Override
<a name="239" href="#239">239</a> <strong class="jxr_keyword">protected</strong> Long newHandle(SocketAddress localAddress) <strong class="jxr_keyword">throws</strong> Exception {
<a name="240" href="#240">240</a> <strong class="jxr_keyword">long</strong> handle = Socket.create(
<a name="241" href="#241">241</a> Socket.APR_INET, Socket.SOCK_STREAM, Socket.APR_PROTO_TCP, pool);
<a name="242" href="#242">242</a> <strong class="jxr_keyword">boolean</strong> success = false;
<a name="243" href="#243">243</a> <strong class="jxr_keyword">try</strong> {
<a name="244" href="#244">244</a> <strong class="jxr_keyword">int</strong> result = Socket.optSet(handle, Socket.APR_SO_NONBLOCK, 1);
<a name="245" href="#245">245</a> <strong class="jxr_keyword">if</strong> (result != Status.APR_SUCCESS) {
<a name="246" href="#246">246</a> throwException(result);
<a name="247" href="#247">247</a> }
<a name="248" href="#248">248</a> result = Socket.timeoutSet(handle, 0);
<a name="249" href="#249">249</a> <strong class="jxr_keyword">if</strong> (result != Status.APR_SUCCESS) {
<a name="250" href="#250">250</a> throwException(result);
<a name="251" href="#251">251</a> }
<a name="252" href="#252">252</a>
<a name="253" href="#253">253</a> <strong class="jxr_keyword">if</strong> (localAddress != <strong class="jxr_keyword">null</strong>) {
<a name="254" href="#254">254</a> InetSocketAddress la = (InetSocketAddress) localAddress;
<a name="255" href="#255">255</a> <strong class="jxr_keyword">long</strong> sa;
<a name="256" href="#256">256</a>
<a name="257" href="#257">257</a> <strong class="jxr_keyword">if</strong> (la.getAddress() == <strong class="jxr_keyword">null</strong>) {
<a name="258" href="#258">258</a> sa = Address.info(Address.APR_ANYADDR, Socket.APR_INET, la.getPort(), 0, pool);
<a name="259" href="#259">259</a> } <strong class="jxr_keyword">else</strong> {
<a name="260" href="#260">260</a> sa = Address.info(la.getAddress().getHostAddress(), Socket.APR_INET, la.getPort(), 0, pool);
<a name="261" href="#261">261</a> }
<a name="262" href="#262">262</a>
<a name="263" href="#263">263</a> result = Socket.bind(handle, sa);
<a name="264" href="#264">264</a> <strong class="jxr_keyword">if</strong> (result != Status.APR_SUCCESS) {
<a name="265" href="#265">265</a> throwException(result);
<a name="266" href="#266">266</a> }
<a name="267" href="#267">267</a> }
<a name="268" href="#268">268</a>
<a name="269" href="#269">269</a> success = <strong class="jxr_keyword">true</strong>;
<a name="270" href="#270">270</a> <strong class="jxr_keyword">return</strong> handle;
<a name="271" href="#271">271</a> } <strong class="jxr_keyword">finally</strong> {
<a name="272" href="#272">272</a> <strong class="jxr_keyword">if</strong> (!success) {
<a name="273" href="#273">273</a> <strong class="jxr_keyword">int</strong> rv = Socket.close(handle);
<a name="274" href="#274">274</a> <strong class="jxr_keyword">if</strong> (rv != Status.APR_SUCCESS) {
<a name="275" href="#275">275</a> throwException(rv);
<a name="276" href="#276">276</a> }
<a name="277" href="#277">277</a> }
<a name="278" href="#278">278</a> }
<a name="279" href="#279">279</a> }
<a name="280" href="#280">280</a>
<a name="281" href="#281">281</a> <em class="jxr_javadoccomment">/**</em>
<a name="282" href="#282">282</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="283" href="#283">283</a> <em class="jxr_javadoccomment"> */</em>
<a name="284" href="#284">284</a> @Override
<a name="285" href="#285">285</a> <strong class="jxr_keyword">protected</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSession.html">AprSession</a> newSession(IoProcessor&lt;AprSession&gt; processor,
<a name="286" href="#286">286</a> Long handle) <strong class="jxr_keyword">throws</strong> Exception {
<a name="287" href="#287">287</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/apr/AprSocketSession.html">AprSocketSession</a>(<strong class="jxr_keyword">this</strong>, processor, handle);
<a name="288" href="#288">288</a> }
<a name="289" href="#289">289</a>
<a name="290" href="#290">290</a> <em class="jxr_javadoccomment">/**</em>
<a name="291" href="#291">291</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="292" href="#292">292</a> <em class="jxr_javadoccomment"> */</em>
<a name="293" href="#293">293</a> @Override
<a name="294" href="#294">294</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> register(Long handle, <a href="../../../../../../org/apache/mina/core/polling/AbstractPollingIoConnector.html">ConnectionRequest</a> request)
<a name="295" href="#295">295</a> <strong class="jxr_keyword">throws</strong> Exception {
<a name="296" href="#296">296</a> <strong class="jxr_keyword">int</strong> rv = Poll.add(pollset, handle, Poll.APR_POLLOUT);
<a name="297" href="#297">297</a> <strong class="jxr_keyword">if</strong> (rv != Status.APR_SUCCESS) {
<a name="298" href="#298">298</a> throwException(rv);
<a name="299" href="#299">299</a> }
<a name="300" href="#300">300</a>
<a name="301" href="#301">301</a> requests.put(handle, request);
<a name="302" href="#302">302</a> }
<a name="303" href="#303">303</a>
<a name="304" href="#304">304</a> <em class="jxr_javadoccomment">/**</em>
<a name="305" href="#305">305</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="306" href="#306">306</a> <em class="jxr_javadoccomment"> */</em>
<a name="307" href="#307">307</a> @Override
<a name="308" href="#308">308</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">int</strong> select(<strong class="jxr_keyword">int</strong> timeout) <strong class="jxr_keyword">throws</strong> Exception {
<a name="309" href="#309">309</a> <strong class="jxr_keyword">int</strong> rv = Poll.poll(pollset, timeout * 1000, polledSockets, false);
<a name="310" href="#310">310</a> <strong class="jxr_keyword">if</strong> (rv &lt;= 0) {
<a name="311" href="#311">311</a> <strong class="jxr_keyword">if</strong> (rv != APR_TIMEUP_ERROR) {
<a name="312" href="#312">312</a> throwException(rv);
<a name="313" href="#313">313</a> }
<a name="314" href="#314">314</a>
<a name="315" href="#315">315</a> rv = Poll.maintain(pollset, polledSockets, <strong class="jxr_keyword">true</strong>);
<a name="316" href="#316">316</a> <strong class="jxr_keyword">if</strong> (rv &gt; 0) {
<a name="317" href="#317">317</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; rv; i ++) {
<a name="318" href="#318">318</a> Poll.add(pollset, polledSockets[i], Poll.APR_POLLOUT);
<a name="319" href="#319">319</a> }
<a name="320" href="#320">320</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (rv &lt; 0) {
<a name="321" href="#321">321</a> throwException(rv);
<a name="322" href="#322">322</a> }
<a name="323" href="#323">323</a>
<a name="324" href="#324">324</a> <strong class="jxr_keyword">return</strong> 0;
<a name="325" href="#325">325</a> } <strong class="jxr_keyword">else</strong> {
<a name="326" href="#326">326</a> rv &lt;&lt;= 1;
<a name="327" href="#327">327</a> <strong class="jxr_keyword">if</strong> (!polledHandles.isEmpty()) {
<a name="328" href="#328">328</a> polledHandles.clear();
<a name="329" href="#329">329</a> }
<a name="330" href="#330">330</a>
<a name="331" href="#331">331</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; rv; i ++) {
<a name="332" href="#332">332</a> <strong class="jxr_keyword">long</strong> flag = polledSockets[i];
<a name="333" href="#333">333</a> <strong class="jxr_keyword">long</strong> socket = polledSockets[++i];
<a name="334" href="#334">334</a> <strong class="jxr_keyword">if</strong> (socket == wakeupSocket) {
<a name="335" href="#335">335</a> <strong class="jxr_keyword">synchronized</strong> (wakeupLock) {
<a name="336" href="#336">336</a> Poll.remove(pollset, wakeupSocket);
<a name="337" href="#337">337</a> toBeWakenUp = false;
<a name="338" href="#338">338</a> }
<a name="339" href="#339">339</a> <strong class="jxr_keyword">continue</strong>;
<a name="340" href="#340">340</a> }
<a name="341" href="#341">341</a> polledHandles.add(socket);
<a name="342" href="#342">342</a> <strong class="jxr_keyword">if</strong> ((flag &amp; Poll.APR_POLLOUT) == 0) {
<a name="343" href="#343">343</a> failedHandles.add(socket);
<a name="344" href="#344">344</a> }
<a name="345" href="#345">345</a> }
<a name="346" href="#346">346</a> <strong class="jxr_keyword">return</strong> polledHandles.size();
<a name="347" href="#347">347</a> }
<a name="348" href="#348">348</a> }
<a name="349" href="#349">349</a>
<a name="350" href="#350">350</a> <em class="jxr_javadoccomment">/**</em>
<a name="351" href="#351">351</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="352" href="#352">352</a> <em class="jxr_javadoccomment"> */</em>
<a name="353" href="#353">353</a> @Override
<a name="354" href="#354">354</a> <strong class="jxr_keyword">protected</strong> Iterator&lt;Long&gt; selectedHandles() {
<a name="355" href="#355">355</a> <strong class="jxr_keyword">return</strong> polledHandles.iterator();
<a name="356" href="#356">356</a> }
<a name="357" href="#357">357</a>
<a name="358" href="#358">358</a> <em class="jxr_javadoccomment">/**</em>
<a name="359" href="#359">359</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="360" href="#360">360</a> <em class="jxr_javadoccomment"> */</em>
<a name="361" href="#361">361</a> @Override
<a name="362" href="#362">362</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> wakeup() {
<a name="363" href="#363">363</a> <strong class="jxr_keyword">if</strong> (toBeWakenUp) {
<a name="364" href="#364">364</a> <strong class="jxr_keyword">return</strong>;
<a name="365" href="#365">365</a> }
<a name="366" href="#366">366</a>
<a name="367" href="#367">367</a> <em class="jxr_comment">// Add a dummy socket to the pollset.</em>
<a name="368" href="#368">368</a> <strong class="jxr_keyword">synchronized</strong> (wakeupLock) {
<a name="369" href="#369">369</a> toBeWakenUp = <strong class="jxr_keyword">true</strong>;
<a name="370" href="#370">370</a> Poll.add(pollset, wakeupSocket, Poll.APR_POLLOUT);
<a name="371" href="#371">371</a> }
<a name="372" href="#372">372</a> }
<a name="373" href="#373">373</a>
<a name="374" href="#374">374</a> <em class="jxr_javadoccomment">/**</em>
<a name="375" href="#375">375</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="376" href="#376">376</a> <em class="jxr_javadoccomment"> */</em>
<a name="377" href="#377">377</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/mina/core/service/TransportMetadata.html">TransportMetadata</a> getTransportMetadata() {
<a name="378" href="#378">378</a> <strong class="jxr_keyword">return</strong> AprSocketSession.METADATA;
<a name="379" href="#379">379</a> }
<a name="380" href="#380">380</a>
<a name="381" href="#381">381</a> <em class="jxr_javadoccomment">/**</em>
<a name="382" href="#382">382</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="383" href="#383">383</a> <em class="jxr_javadoccomment"> */</em>
<a name="384" href="#384">384</a> @Override
<a name="385" href="#385">385</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/mina/transport/socket/SocketSessionConfig.html">SocketSessionConfig</a> getSessionConfig() {
<a name="386" href="#386">386</a> <strong class="jxr_keyword">return</strong> (SocketSessionConfig) <strong class="jxr_keyword">super</strong>.getSessionConfig();
<a name="387" href="#387">387</a> }
<a name="388" href="#388">388</a>
<a name="389" href="#389">389</a> <em class="jxr_javadoccomment">/**</em>
<a name="390" href="#390">390</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="391" href="#391">391</a> <em class="jxr_javadoccomment"> */</em>
<a name="392" href="#392">392</a> @Override
<a name="393" href="#393">393</a> <strong class="jxr_keyword">public</strong> InetSocketAddress getDefaultRemoteAddress() {
<a name="394" href="#394">394</a> <strong class="jxr_keyword">return</strong> (InetSocketAddress) <strong class="jxr_keyword">super</strong>.getDefaultRemoteAddress();
<a name="395" href="#395">395</a> }
<a name="396" href="#396">396</a>
<a name="397" href="#397">397</a> <em class="jxr_javadoccomment">/**</em>
<a name="398" href="#398">398</a> <em class="jxr_javadoccomment"> * {@inheritDoc}</em>
<a name="399" href="#399">399</a> <em class="jxr_javadoccomment"> */</em>
<a name="400" href="#400">400</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setDefaultRemoteAddress(InetSocketAddress defaultRemoteAddress) {
<a name="401" href="#401">401</a> <strong class="jxr_keyword">super</strong>.setDefaultRemoteAddress(defaultRemoteAddress);
<a name="402" href="#402">402</a> }
<a name="403" href="#403">403</a>
<a name="404" href="#404">404</a> <em class="jxr_javadoccomment">/**</em>
<a name="405" href="#405">405</a> <em class="jxr_javadoccomment"> * transform an APR error number in a more fancy exception</em>
<a name="406" href="#406">406</a> <em class="jxr_javadoccomment"> * @param code APR error code</em>
<a name="407" href="#407">407</a> <em class="jxr_javadoccomment"> * @throws IOException the produced exception for the given APR error number</em>
<a name="408" href="#408">408</a> <em class="jxr_javadoccomment"> */</em>
<a name="409" href="#409">409</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> throwException(<strong class="jxr_keyword">int</strong> code) <strong class="jxr_keyword">throws</strong> IOException {
<a name="410" href="#410">410</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(
<a name="411" href="#411">411</a> org.apache.tomcat.jni.Error.strerror(-code) +
<a name="412" href="#412">412</a> <span class="jxr_string">" (code: "</span> + code + <span class="jxr_string">")"</span>);
<a name="413" href="#413">413</a> }
<a name="414" href="#414">414</a> }
</pre>
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