abstracttrafficcontroltest.html

MINA+API 关于MINA的API

<a name="123" href="#123">123</a> 
<a name="124" href="#124">124</a>             assertEquals('3', read(session));
<a name="125" href="#125">125</a>             assertEquals('4', read(session));
<a name="126" href="#126">126</a> 
<a name="127" href="#127">127</a>             write(session, <span class="jxr_string">"5"</span>);
<a name="128" href="#128">128</a>             assertEquals('5', read(session));
<a name="129" href="#129">129</a>             assertEquals(<span class="jxr_string">"12345"</span>, getReceived(session));
<a name="130" href="#130">130</a>             assertEquals(<span class="jxr_string">"12345"</span>, getSent(session));
<a name="131" href="#131">131</a> 
<a name="132" href="#132">132</a>             session.suspendWrite();
<a name="133" href="#133">133</a> 
<a name="134" href="#134">134</a>             Thread.sleep(100);
<a name="135" href="#135">135</a> 
<a name="136" href="#136">136</a>             write(session, <span class="jxr_string">"6"</span>);
<a name="137" href="#137">137</a>             assertFalse(canRead(session));
<a name="138" href="#138">138</a>             assertEquals(<span class="jxr_string">"12345"</span>, getReceived(session));
<a name="139" href="#139">139</a>             assertEquals(<span class="jxr_string">"12345"</span>, getSent(session));
<a name="140" href="#140">140</a> 
<a name="141" href="#141">141</a>             session.suspendRead();
<a name="142" href="#142">142</a>             session.resumeWrite();
<a name="143" href="#143">143</a> 
<a name="144" href="#144">144</a>             Thread.sleep(100);
<a name="145" href="#145">145</a> 
<a name="146" href="#146">146</a>             write(session, <span class="jxr_string">"7"</span>);
<a name="147" href="#147">147</a>             assertFalse(canRead(session));
<a name="148" href="#148">148</a>             assertEquals(<span class="jxr_string">"12345"</span>, getReceived(session));
<a name="149" href="#149">149</a>             assertEquals(<span class="jxr_string">"1234567"</span>, getSent(session));
<a name="150" href="#150">150</a> 
<a name="151" href="#151">151</a>             session.resumeRead();
<a name="152" href="#152">152</a> 
<a name="153" href="#153">153</a>             Thread.sleep(100);
<a name="154" href="#154">154</a> 
<a name="155" href="#155">155</a>             assertEquals('6', read(session));
<a name="156" href="#156">156</a>             assertEquals('7', read(session));
<a name="157" href="#157">157</a> 
<a name="158" href="#158">158</a>             assertEquals(<span class="jxr_string">"1234567"</span>, getReceived(session));
<a name="159" href="#159">159</a>             assertEquals(<span class="jxr_string">"1234567"</span>, getSent(session));
<a name="160" href="#160">160</a> 
<a name="161" href="#161">161</a>         }
<a name="162" href="#162">162</a> 
<a name="163" href="#163">163</a>         session.close().awaitUninterruptibly();
<a name="164" href="#164">164</a>     }
<a name="165" href="#165">165</a> 
<a name="166" href="#166">166</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> write(IoSession session, String s) <strong class="jxr_keyword">throws</strong> Exception {
<a name="167" href="#167">167</a>         session.write(IoBuffer.wrap(s.getBytes(<span class="jxr_string">"ASCII"</span>)));
<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">private</strong> <strong class="jxr_keyword">int</strong> read(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="171" href="#171">171</a>         <strong class="jxr_keyword">int</strong> pos = ((Integer) session.getAttribute(<span class="jxr_string">"pos"</span>)).intValue();
<a name="172" href="#172">172</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; 10 &amp;&amp; pos == getReceived(session).length(); i++) {
<a name="173" href="#173">173</a>             Object lock = session.getAttribute(<span class="jxr_string">"lock"</span>);
<a name="174" href="#174">174</a>             lock.wait(200);
<a name="175" href="#175">175</a>         }
<a name="176" href="#176">176</a>         session.setAttribute(<span class="jxr_string">"pos"</span>, <strong class="jxr_keyword">new</strong> Integer(pos + 1));
<a name="177" href="#177">177</a>         String received = getReceived(session);
<a name="178" href="#178">178</a>         assertTrue(received.length() &gt; pos);
<a name="179" href="#179">179</a>         <strong class="jxr_keyword">return</strong> getReceived(session).charAt(pos);
<a name="180" href="#180">180</a>     }
<a name="181" href="#181">181</a> 
<a name="182" href="#182">182</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> canRead(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="183" href="#183">183</a>         <strong class="jxr_keyword">int</strong> pos = ((Integer) session.getAttribute(<span class="jxr_string">"pos"</span>)).intValue();
<a name="184" href="#184">184</a>         Object lock = session.getAttribute(<span class="jxr_string">"lock"</span>);
<a name="185" href="#185">185</a>         lock.wait(250);
<a name="186" href="#186">186</a>         String received = getReceived(session);
<a name="187" href="#187">187</a>         <strong class="jxr_keyword">return</strong> pos &lt; received.length();
<a name="188" href="#188">188</a>     }
<a name="189" href="#189">189</a> 
<a name="190" href="#190">190</a>     <strong class="jxr_keyword">private</strong> String getReceived(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="191" href="#191">191</a>         <strong class="jxr_keyword">return</strong> session.getAttribute(<span class="jxr_string">"received"</span>).toString();
<a name="192" href="#192">192</a>     }
<a name="193" href="#193">193</a> 
<a name="194" href="#194">194</a>     <strong class="jxr_keyword">private</strong> String getSent(IoSession session) <strong class="jxr_keyword">throws</strong> Exception {
<a name="195" href="#195">195</a>         <strong class="jxr_keyword">return</strong> session.getAttribute(<span class="jxr_string">"sent"</span>).toString();
<a name="196" href="#196">196</a>     }
<a name="197" href="#197">197</a> 
<a name="198" href="#198">198</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/mina/transport/AbstractTrafficControlTest.html">ClientIoHandler</a> <strong class="jxr_keyword">extends</strong> IoHandlerAdapter {
<a name="199" href="#199">199</a>         @Override
<a name="200" href="#200">200</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="201" href="#201">201</a>             <strong class="jxr_keyword">super</strong>.sessionCreated(session);
<a name="202" href="#202">202</a>             session.setAttribute(<span class="jxr_string">"pos"</span>, <strong class="jxr_keyword">new</strong> Integer(0));
<a name="203" href="#203">203</a>             session.setAttribute(<span class="jxr_string">"received"</span>, <strong class="jxr_keyword">new</strong> StringBuffer());
<a name="204" href="#204">204</a>             session.setAttribute(<span class="jxr_string">"sent"</span>, <strong class="jxr_keyword">new</strong> StringBuffer());
<a name="205" href="#205">205</a>             session.setAttribute(<span class="jxr_string">"lock"</span>, <strong class="jxr_keyword">new</strong> Object());
<a name="206" href="#206">206</a>         }
<a name="207" href="#207">207</a> 
<a name="208" href="#208">208</a>         @Override
<a name="209" href="#209">209</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(IoSession session, Object message)
<a name="210" href="#210">210</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="211" href="#211">211</a>             IoBuffer buffer = (IoBuffer) message;
<a name="212" href="#212">212</a>             byte[] data = <strong class="jxr_keyword">new</strong> byte[buffer.remaining()];
<a name="213" href="#213">213</a>             buffer.get(data);
<a name="214" href="#214">214</a>             Object lock = session.getAttribute(<span class="jxr_string">"lock"</span>);
<a name="215" href="#215">215</a>             <strong class="jxr_keyword">synchronized</strong> (lock) {
<a name="216" href="#216">216</a>                 StringBuffer sb = (StringBuffer) session
<a name="217" href="#217">217</a>                         .getAttribute(<span class="jxr_string">"received"</span>);
<a name="218" href="#218">218</a>                 sb.append(<strong class="jxr_keyword">new</strong> String(data, <span class="jxr_string">"ASCII"</span>));
<a name="219" href="#219">219</a>                 lock.notifyAll();
<a name="220" href="#220">220</a>             }
<a name="221" href="#221">221</a>         }
<a name="222" href="#222">222</a> 
<a name="223" href="#223">223</a>         @Override
<a name="224" href="#224">224</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageSent(IoSession session, Object message)
<a name="225" href="#225">225</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="226" href="#226">226</a>             IoBuffer buffer = (IoBuffer) message;
<a name="227" href="#227">227</a>             buffer.rewind();
<a name="228" href="#228">228</a>             byte[] data = <strong class="jxr_keyword">new</strong> byte[buffer.remaining()];
<a name="229" href="#229">229</a>             buffer.get(data);
<a name="230" href="#230">230</a>             StringBuffer sb = (StringBuffer) session.getAttribute(<span class="jxr_string">"sent"</span>);
<a name="231" href="#231">231</a>             sb.append(<strong class="jxr_keyword">new</strong> String(data, <span class="jxr_string">"ASCII"</span>));
<a name="232" href="#232">232</a>         }
<a name="233" href="#233">233</a> 
<a name="234" href="#234">234</a>     }
<a name="235" href="#235">235</a> 
<a name="236" href="#236">236</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/AbstractTrafficControlTest.html">ServerIoHandler</a> <strong class="jxr_keyword">extends</strong> IoHandlerAdapter {
<a name="237" href="#237">237</a>         @Override
<a name="238" href="#238">238</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(IoSession session, Object message)
<a name="239" href="#239">239</a>                 <strong class="jxr_keyword">throws</strong> Exception {
<a name="240" href="#240">240</a>             <em class="jxr_comment">// Just echo the received bytes.</em>
<a name="241" href="#241">241</a>             IoBuffer rb = (IoBuffer) message;
<a name="242" href="#242">242</a>             IoBuffer wb = IoBuffer.allocate(rb.remaining());
<a name="243" href="#243">243</a>             wb.put(rb);
<a name="244" href="#244">244</a>             wb.flip();
<a name="245" href="#245">245</a>             session.write(wb);
<a name="246" href="#246">246</a>         }
<a name="247" href="#247">247</a>     }
<a name="248" href="#248">248</a> }
</pre>
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