datagramrecyclertest.html

MINA+API 关于MINA的API

<a name="110" href="#110">110</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testCloseRequest() <strong class="jxr_keyword">throws</strong> Exception {
<a name="111" href="#111">111</a>         <strong class="jxr_keyword">int</strong> port = AvailablePortFinder.getNextAvailable(1024);
<a name="112" href="#112">112</a>         ExpiringSessionRecycler recycler = <strong class="jxr_keyword">new</strong> ExpiringSessionRecycler(10, 1);
<a name="113" href="#113">113</a> 
<a name="114" href="#114">114</a>         <a href="../../../../../../org/apache/mina/transport/socket/nio/DatagramRecyclerTest.html">MockHandler</a> acceptorHandler = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/nio/DatagramRecyclerTest.html">MockHandler</a>();
<a name="115" href="#115">115</a>         <a href="../../../../../../org/apache/mina/transport/socket/nio/DatagramRecyclerTest.html">MockHandler</a> connectorHandler = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/mina/transport/socket/nio/DatagramRecyclerTest.html">MockHandler</a>();
<a name="116" href="#116">116</a> 
<a name="117" href="#117">117</a>         acceptor.getSessionConfig().setIdleTime(IdleStatus.READER_IDLE, 1);
<a name="118" href="#118">118</a>         acceptor.setHandler(acceptorHandler);
<a name="119" href="#119">119</a>         acceptor.setSessionRecycler(recycler);
<a name="120" href="#120">120</a>         acceptor.bind(<strong class="jxr_keyword">new</strong> InetSocketAddress(port));
<a name="121" href="#121">121</a> 
<a name="122" href="#122">122</a>         <strong class="jxr_keyword">try</strong> {
<a name="123" href="#123">123</a>             connector.setHandler(connectorHandler);
<a name="124" href="#124">124</a>             ConnectFuture future = connector.connect(<strong class="jxr_keyword">new</strong> InetSocketAddress(
<a name="125" href="#125">125</a>                     <span class="jxr_string">"localhost"</span>, port));
<a name="126" href="#126">126</a>             future.awaitUninterruptibly();
<a name="127" href="#127">127</a>             
<a name="128" href="#128">128</a>             <em class="jxr_comment">// Write whatever to trigger the acceptor.</em>
<a name="129" href="#129">129</a>             future.getSession().write(IoBuffer.allocate(1)).awaitUninterruptibly();
<a name="130" href="#130">130</a> 
<a name="131" href="#131">131</a>             <em class="jxr_comment">// Make sure the connection is closed before recycler closes it.</em>
<a name="132" href="#132">132</a>             <strong class="jxr_keyword">while</strong> (acceptorHandler.session == <strong class="jxr_keyword">null</strong>) {
<a name="133" href="#133">133</a>                 Thread.yield();
<a name="134" href="#134">134</a>             }
<a name="135" href="#135">135</a>             acceptorHandler.session.close();
<a name="136" href="#136">136</a>             Assert.assertTrue(
<a name="137" href="#137">137</a>                     acceptorHandler.session.getCloseFuture().awaitUninterruptibly(3000));
<a name="138" href="#138">138</a>             
<a name="139" href="#139">139</a>             IoSession oldSession = acceptorHandler.session;
<a name="140" href="#140">140</a> 
<a name="141" href="#141">141</a>             <em class="jxr_comment">// Wait until all events are processed and clear the state.</em>
<a name="142" href="#142">142</a>             <strong class="jxr_keyword">long</strong> startTime = System.currentTimeMillis();
<a name="143" href="#143">143</a>             <strong class="jxr_keyword">while</strong> (acceptorHandler.result.length() &lt; 8) {
<a name="144" href="#144">144</a>                 Thread.yield();
<a name="145" href="#145">145</a>                 <strong class="jxr_keyword">if</strong> (System.currentTimeMillis() - startTime &gt; 5000) {
<a name="146" href="#146">146</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Exception();
<a name="147" href="#147">147</a>                 }
<a name="148" href="#148">148</a>             }
<a name="149" href="#149">149</a>             acceptorHandler.result.setLength(0);
<a name="150" href="#150">150</a>             acceptorHandler.session = <strong class="jxr_keyword">null</strong>;
<a name="151" href="#151">151</a>             
<a name="152" href="#152">152</a>             <em class="jxr_comment">// Write whatever to trigger the acceptor again.</em>
<a name="153" href="#153">153</a>             WriteFuture wf = future.getSession().write(
<a name="154" href="#154">154</a>                     IoBuffer.allocate(1)).awaitUninterruptibly();
<a name="155" href="#155">155</a>             Assert.assertTrue(wf.isWritten());
<a name="156" href="#156">156</a>             
<a name="157" href="#157">157</a>             <em class="jxr_comment">// Make sure the connection is closed before recycler closes it.</em>
<a name="158" href="#158">158</a>             <strong class="jxr_keyword">while</strong> (acceptorHandler.session == <strong class="jxr_keyword">null</strong>) {
<a name="159" href="#159">159</a>                 Thread.yield();
<a name="160" href="#160">160</a>             }
<a name="161" href="#161">161</a>             acceptorHandler.session.close();
<a name="162" href="#162">162</a>             Assert.assertTrue(
<a name="163" href="#163">163</a>                     acceptorHandler.session.getCloseFuture().awaitUninterruptibly(3000));
<a name="164" href="#164">164</a> 
<a name="165" href="#165">165</a>             future.getSession().close().awaitUninterruptibly();
<a name="166" href="#166">166</a>             
<a name="167" href="#167">167</a>             Assert.assertNotSame(oldSession, acceptorHandler.session);
<a name="168" href="#168">168</a>         } <strong class="jxr_keyword">finally</strong> {
<a name="169" href="#169">169</a>             acceptor.unbind();
<a name="170" href="#170">170</a>         }
<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">class</strong> <a href="../../../../../../org/apache/mina/transport/socket/nio/DatagramRecyclerTest.html">MockHandler</a> <strong class="jxr_keyword">extends</strong> IoHandlerAdapter {
<a name="174" href="#174">174</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">volatile</strong> IoSession session;
<a name="175" href="#175">175</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> StringBuffer result = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="176" href="#176">176</a> 
<a name="177" href="#177">177</a>         @Override
<a name="178" href="#178">178</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> exceptionCaught(IoSession session, Throwable cause)
<a name="179" href="#179">179</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="180" href="#180">180</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="181" href="#181">181</a>             result.append(<span class="jxr_string">"CA"</span>);
<a name="182" href="#182">182</a>         }
<a name="183" href="#183">183</a> 
<a name="184" href="#184">184</a>         @Override
<a name="185" href="#185">185</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(IoSession session, Object message)
<a name="186" href="#186">186</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="187" href="#187">187</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="188" href="#188">188</a>             result.append(<span class="jxr_string">"RE"</span>);
<a name="189" href="#189">189</a>         }
<a name="190" href="#190">190</a> 
<a name="191" href="#191">191</a>         @Override
<a name="192" href="#192">192</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageSent(IoSession session, Object message)
<a name="193" href="#193">193</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="194" href="#194">194</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="195" href="#195">195</a>             result.append(<span class="jxr_string">"SE"</span>);
<a name="196" href="#196">196</a>         }
<a name="197" href="#197">197</a> 
<a name="198" href="#198">198</a>         @Override
<a name="199" href="#199">199</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionClosed(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="200" href="#200">200</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="201" href="#201">201</a>             result.append(<span class="jxr_string">"CL"</span>);
<a name="202" href="#202">202</a>         }
<a name="203" href="#203">203</a> 
<a name="204" href="#204">204</a>         @Override
<a name="205" href="#205">205</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionCreated(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="206" href="#206">206</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="207" href="#207">207</a>             result.append(<span class="jxr_string">"CR"</span>);
<a name="208" href="#208">208</a>         }
<a name="209" href="#209">209</a> 
<a name="210" href="#210">210</a>         @Override
<a name="211" href="#211">211</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionIdle(IoSession session, IdleStatus status)
<a name="212" href="#212">212</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="213" href="#213">213</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="214" href="#214">214</a>             result.append(<span class="jxr_string">"ID"</span>);
<a name="215" href="#215">215</a>         }
<a name="216" href="#216">216</a> 
<a name="217" href="#217">217</a>         @Override
<a name="218" href="#218">218</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionOpened(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="219" href="#219">219</a>             <strong class="jxr_keyword">this</strong>.session = session;
<a name="220" href="#220">220</a>             result.append(<span class="jxr_string">"OP"</span>);
<a name="221" href="#221">221</a>         }
<a name="222" href="#222">222</a>     }
<a name="223" href="#223">223</a> }
</pre>
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