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| <div id="overview"><a href="../../../../../../apidocs/org/apache/mina/transport/vmpipe/VmPipeConnector.html">View Javadoc</a></div><pre> |
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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.vmpipe; |
| <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.SocketAddress; |
| <a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.util.HashSet; |
| <a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.util.Set; |
| <a name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Executor; |
| <a name="27" href="#27">27</a> |
| <a name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.filterchain.IoFilterChain; |
| <a name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.future.ConnectFuture; |
| <a name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.future.DefaultConnectFuture; |
| <a name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.future.IoFuture; |
| <a name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.future.IoFutureListener; |
| <a name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.AbstractIoConnector; |
| <a name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.IoHandler; |
| <a name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.TransportMetadata; |
| <a name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.session.IdleStatusChecker; |
| <a name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.apache.mina.core.session.IoSessionInitializer; |
| <a name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.apache.mina.util.ExceptionMonitor; |
| <a name="39" href="#39">39</a> |
| <a name="40" href="#40">40</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="41" href="#41">41</a> <em class="jxr_javadoccomment"> * Connects to {@link IoHandler}s which is bound on the specified</em> |
| <a name="42" href="#42">42</a> <em class="jxr_javadoccomment"> * {@link VmPipeAddress}.</em> |
| <a name="43" href="#43">43</a> <em class="jxr_javadoccomment"> *</em> |
| <a name="44" href="#44">44</a> <em class="jxr_javadoccomment"> * @author The Apache MINA Project (dev@mina.apache.org)</em> |
| <a name="45" href="#45">45</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="46" href="#46">46</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/vmpipe/VmPipeConnector.html">VmPipeConnector</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/mina/core/service/AbstractIoConnector.html">AbstractIoConnector</a> { |
| <a name="47" href="#47">47</a> |
| <a name="48" href="#48">48</a> <em class="jxr_comment">// object used for checking session idle</em> |
| <a name="49" href="#49">49</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/mina/core/session/IdleStatusChecker.html">IdleStatusChecker</a> idleChecker; |
| <a name="50" href="#50">50</a> |
| <a name="51" href="#51">51</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * Creates a new instance.</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> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeConnector.html">VmPipeConnector</a>() { |
| <a name="55" href="#55">55</a> <strong class="jxr_keyword">this</strong>(<strong class="jxr_keyword">null</strong>); |
| <a name="56" href="#56">56</a> } |
| <a name="57" href="#57">57</a> |
| <a name="58" href="#58">58</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="59" href="#59">59</a> <em class="jxr_javadoccomment"> * Creates a new instance.</em> |
| <a name="60" href="#60">60</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="61" href="#61">61</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeConnector.html">VmPipeConnector</a>(Executor executor) { |
| <a name="62" href="#62">62</a> <strong class="jxr_keyword">super</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/DefaultVmPipeSessionConfig.html">DefaultVmPipeSessionConfig</a>(), executor); |
| <a name="63" href="#63">63</a> idleChecker = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/core/session/IdleStatusChecker.html">IdleStatusChecker</a>(); |
| <a name="64" href="#64">64</a> <em class="jxr_comment">// we schedule the idle status checking task in this service exceutor</em> |
| <a name="65" href="#65">65</a> <em class="jxr_comment">// it will be woke up every seconds</em> |
| <a name="66" href="#66">66</a> executeWorker(idleChecker.getNotifyingTask(), <span class="jxr_string">"idleStatusChecker"</span>); |
| <a name="67" href="#67">67</a> } |
| <a name="68" href="#68">68</a> |
| <a name="69" href="#69">69</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/mina/core/service/TransportMetadata.html">TransportMetadata</a> getTransportMetadata() { |
| <a name="70" href="#70">70</a> <strong class="jxr_keyword">return</strong> VmPipeSession.METADATA; |
| <a name="71" href="#71">71</a> } |
| <a name="72" href="#72">72</a> |
| <a name="73" href="#73">73</a> @Override |
| <a name="74" href="#74">74</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSessionConfig.html">VmPipeSessionConfig</a> getSessionConfig() { |
| <a name="75" href="#75">75</a> <strong class="jxr_keyword">return</strong> (VmPipeSessionConfig) <strong class="jxr_keyword">super</strong>.getSessionConfig(); |
| <a name="76" href="#76">76</a> } |
| <a name="77" href="#77">77</a> |
| <a name="78" href="#78">78</a> @Override |
| <a name="79" href="#79">79</a> <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/mina/core/future/ConnectFuture.html">ConnectFuture</a> connect0(SocketAddress remoteAddress, |
| <a name="80" href="#80">80</a> SocketAddress localAddress, |
| <a name="81" href="#81">81</a> IoSessionInitializer<? <strong class="jxr_keyword">extends</strong> ConnectFuture> sessionInitializer) { |
| <a name="82" href="#82">82</a> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipe.html">VmPipe</a> entry = VmPipeAcceptor.boundHandlers.get(remoteAddress); |
| <a name="83" href="#83">83</a> <strong class="jxr_keyword">if</strong> (entry == <strong class="jxr_keyword">null</strong>) { |
| <a name="84" href="#84">84</a> <strong class="jxr_keyword">return</strong> DefaultConnectFuture.newFailedFuture(<strong class="jxr_keyword">new</strong> IOException( |
| <a name="85" href="#85">85</a> <span class="jxr_string">"Endpoint unavailable: "</span> + remoteAddress)); |
| <a name="86" href="#86">86</a> } |
| <a name="87" href="#87">87</a> |
| <a name="88" href="#88">88</a> <a href="../../../../../org/apache/mina/core/future/DefaultConnectFuture.html">DefaultConnectFuture</a> future = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/core/future/DefaultConnectFuture.html">DefaultConnectFuture</a>(); |
| <a name="89" href="#89">89</a> |
| <a name="90" href="#90">90</a> <em class="jxr_comment">// Assign the local address dynamically,</em> |
| <a name="91" href="#91">91</a> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeAddress.html">VmPipeAddress</a> actualLocalAddress; |
| <a name="92" href="#92">92</a> <strong class="jxr_keyword">try</strong> { |
| <a name="93" href="#93">93</a> actualLocalAddress = nextLocalAddress(); |
| <a name="94" href="#94">94</a> } <strong class="jxr_keyword">catch</strong> (IOException e) { |
| <a name="95" href="#95">95</a> <strong class="jxr_keyword">return</strong> DefaultConnectFuture.newFailedFuture(e); |
| <a name="96" href="#96">96</a> } |
| <a name="97" href="#97">97</a> |
| <a name="98" href="#98">98</a> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSession.html">VmPipeSession</a> localSession = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSession.html">VmPipeSession</a>(<strong class="jxr_keyword">this</strong>, |
| <a name="99" href="#99">99</a> getListeners(), actualLocalAddress, getHandler(), entry); |
| <a name="100" href="#100">100</a> |
| <a name="101" href="#101">101</a> initSession(localSession, future, sessionInitializer); |
| <a name="102" href="#102">102</a> |
| <a name="103" href="#103">103</a> <em class="jxr_comment">// and reclaim the local address when the connection is closed.</em> |
| <a name="104" href="#104">104</a> localSession.getCloseFuture().addListener(LOCAL_ADDRESS_RECLAIMER); |
| <a name="105" href="#105">105</a> |
| <a name="106" href="#106">106</a> <em class="jxr_comment">// initialize connector session</em> |
| <a name="107" href="#107">107</a> <strong class="jxr_keyword">try</strong> { |
| <a name="108" href="#108">108</a> <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = localSession.getFilterChain(); |
| <a name="109" href="#109">109</a> <strong class="jxr_keyword">this</strong>.getFilterChainBuilder().buildFilterChain(filterChain); |
| <a name="110" href="#110">110</a> |
| <a name="111" href="#111">111</a> <em class="jxr_comment">// The following sentences don't throw any exceptions.</em> |
| <a name="112" href="#112">112</a> getListeners().fireSessionCreated(localSession); |
| <a name="113" href="#113">113</a> idleChecker.addSession(localSession); |
| <a name="114" href="#114">114</a> } <strong class="jxr_keyword">catch</strong> (Throwable t) { |
| <a name="115" href="#115">115</a> future.setException(t); |
| <a name="116" href="#116">116</a> <strong class="jxr_keyword">return</strong> future; |
| <a name="117" href="#117">117</a> } |
| <a name="118" href="#118">118</a> |
| <a name="119" href="#119">119</a> <em class="jxr_comment">// initialize acceptor session</em> |
| <a name="120" href="#120">120</a> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeSession.html">VmPipeSession</a> remoteSession = localSession.getRemoteSession(); |
| <a name="121" href="#121">121</a> ((<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeAcceptor.html">VmPipeAcceptor</a>) remoteSession.getService()).doFinishSessionInitialization(remoteSession, <strong class="jxr_keyword">null</strong>); |
| <a name="122" href="#122">122</a> <strong class="jxr_keyword">try</strong> { |
| <a name="123" href="#123">123</a> <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = remoteSession.getFilterChain(); |
| <a name="124" href="#124">124</a> entry.getAcceptor().getFilterChainBuilder().buildFilterChain( |
| <a name="125" href="#125">125</a> filterChain); |
| <a name="126" href="#126">126</a> |
| <a name="127" href="#127">127</a> <em class="jxr_comment">// The following sentences don't throw any exceptions.</em> |
| <a name="128" href="#128">128</a> entry.getListeners().fireSessionCreated(remoteSession); |
| <a name="129" href="#129">129</a> idleChecker.addSession(remoteSession); |
| <a name="130" href="#130">130</a> } <strong class="jxr_keyword">catch</strong> (Throwable t) { |
| <a name="131" href="#131">131</a> ExceptionMonitor.getInstance().exceptionCaught(t); |
| <a name="132" href="#132">132</a> remoteSession.close(<strong class="jxr_keyword">true</strong>); |
| <a name="133" href="#133">133</a> } |
| <a name="134" href="#134">134</a> |
| <a name="135" href="#135">135</a> <em class="jxr_comment">// Start chains, and then allow and messages read/written to be processed. This is to ensure that</em> |
| <a name="136" href="#136">136</a> <em class="jxr_comment">// sessionOpened gets received before a messageReceived</em> |
| <a name="137" href="#137">137</a> ((<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeFilterChain.html">VmPipeFilterChain</a>) localSession.getFilterChain()).start(); |
| <a name="138" href="#138">138</a> ((<a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeFilterChain.html">VmPipeFilterChain</a>) remoteSession.getFilterChain()).start(); |
| <a name="139" href="#139">139</a> |
| <a name="140" href="#140">140</a> <strong class="jxr_keyword">return</strong> future; |
| <a name="141" href="#141">141</a> } |
| <a name="142" href="#142">142</a> |
| <a name="143" href="#143">143</a> @Override |
| <a name="144" href="#144">144</a> <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/mina/core/future/IoFuture.html">IoFuture</a> dispose0() <strong class="jxr_keyword">throws</strong> Exception { |
| <a name="145" href="#145">145</a> <em class="jxr_comment">// stop the idle checking task</em> |
| <a name="146" href="#146">146</a> idleChecker.getNotifyingTask().cancel(); |
| <a name="147" href="#147">147</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a name="148" href="#148">148</a> } |
| <a name="149" href="#149">149</a> |
| <a name="150" href="#150">150</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Set<VmPipeAddress> TAKEN_LOCAL_ADDRESSES = <strong class="jxr_keyword">new</strong> HashSet<VmPipeAddress>(); |
| <a name="151" href="#151">151</a> |
| <a name="152" href="#152">152</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> nextLocalPort = -1; |
| <a name="153" href="#153">153</a> |
| <a name="154" href="#154">154</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> IoFutureListener<IoFuture> LOCAL_ADDRESS_RECLAIMER = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeConnector.html">LocalAddressReclaimer</a>(); |
| <a name="155" href="#155">155</a> |
| <a name="156" href="#156">156</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeAddress.html">VmPipeAddress</a> nextLocalAddress() <strong class="jxr_keyword">throws</strong> IOException { |
| <a name="157" href="#157">157</a> <strong class="jxr_keyword">synchronized</strong> (TAKEN_LOCAL_ADDRESSES) { |
| <a name="158" href="#158">158</a> <strong class="jxr_keyword">if</strong> (nextLocalPort >= 0) { |
| <a name="159" href="#159">159</a> nextLocalPort = -1; |
| <a name="160" href="#160">160</a> } |
| <a name="161" href="#161">161</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < Integer.MAX_VALUE; i++) { |
| <a name="162" href="#162">162</a> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeAddress.html">VmPipeAddress</a> answer = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeAddress.html">VmPipeAddress</a>(nextLocalPort--); |
| <a name="163" href="#163">163</a> <strong class="jxr_keyword">if</strong> (!TAKEN_LOCAL_ADDRESSES.contains(answer)) { |
| <a name="164" href="#164">164</a> TAKEN_LOCAL_ADDRESSES.add(answer); |
| <a name="165" href="#165">165</a> <strong class="jxr_keyword">return</strong> answer; |
| <a name="166" href="#166">166</a> } |
| <a name="167" href="#167">167</a> } |
| <a name="168" href="#168">168</a> } |
| <a name="169" href="#169">169</a> |
| <a name="170" href="#170">170</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Can't assign a local VM pipe port."</span>); |
| <a name="171" href="#171">171</a> } |
| <a name="172" href="#172">172</a> |
| <a name="173" href="#173">173</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/mina/transport/vmpipe/VmPipeConnector.html">LocalAddressReclaimer</a> implements IoFutureListener<IoFuture> { |
| <a name="174" href="#174">174</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> operationComplete(<a href="../../../../../org/apache/mina/core/future/IoFuture.html">IoFuture</a> future) { |
| <a name="175" href="#175">175</a> <strong class="jxr_keyword">synchronized</strong> (TAKEN_LOCAL_ADDRESSES) { |
| <a name="176" href="#176">176</a> TAKEN_LOCAL_ADDRESSES.remove(future.getSession() |
| <a name="177" href="#177">177</a> .getLocalAddress()); |
| <a name="178" href="#178">178</a> } |
| <a name="179" href="#179">179</a> } |
| <a name="180" href="#180">180</a> } |
| <a name="181" href="#181">181</a> } |
| </pre> |
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