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<a name="1" href="#1">1</a> <em class="comment">/*</em>
<a name="2" href="#2">2</a> <em class="comment"> * @(#) $Id: CumulativeProtocolDecoderTest.java 165302 2005-04-29 12:53:46Z trustin $</em>
<a name="3" href="#3">3</a> <em class="comment"> *</em>
<a name="4" href="#4">4</a> <em class="comment"> * Copyright 2004 The Apache Software Foundation</em>
<a name="5" href="#5">5</a> <em class="comment"> *</em>
<a name="6" href="#6">6</a> <em class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a name="7" href="#7">7</a> <em class="comment"> * you may not use this file except in compliance with the License.</em>
<a name="8" href="#8">8</a> <em class="comment"> * You may obtain a copy of the License at</em>
<a name="9" href="#9">9</a> <em class="comment"> *</em>
<a name="10" href="#10">10</a> <em class="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="comment"> *</em>
<a name="12" href="#12">12</a> <em class="comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a name="13" href="#13">13</a> <em class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a name="14" href="#14">14</a> <em class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a name="15" href="#15">15</a> <em class="comment"> * See the License for the specific language governing permissions and</em>
<a name="16" href="#16">16</a> <em class="comment"> * limitations under the License.</em>
<a name="17" href="#17">17</a> <em class="comment"> *</em>
<a name="18" href="#18">18</a> <em class="comment"> */</em>
<a name="19" href="#19">19</a> <strong>package</strong> <a href="../../../../../org/apache/mina/protocol/codec/package-summary.html">org.apache.mina.protocol.codec</a>;
<a name="20" href="#20">20</a>
<a name="21" href="#21">21</a> <strong>import</strong> java.net.SocketAddress;
<a name="22" href="#22">22</a> <strong>import</strong> java.util.ArrayList;
<a name="23" href="#23">23</a> <strong>import</strong> java.util.List;
<a name="24" href="#24">24</a>
<a name="25" href="#25">25</a> <strong>import</strong> junit.framework.Assert;
<a name="26" href="#26">26</a> <strong>import</strong> junit.framework.TestCase;
<a name="27" href="#27">27</a>
<a name="28" href="#28">28</a> <strong>import</strong> org.apache.mina.common.BaseSession;
<a name="29" href="#29">29</a> <strong>import</strong> org.apache.mina.common.ByteBuffer;
<a name="30" href="#30">30</a> <strong>import</strong> org.apache.mina.common.SessionConfig;
<a name="31" href="#31">31</a> <strong>import</strong> org.apache.mina.common.TransportType;
<a name="32" href="#32">32</a> <strong>import</strong> org.apache.mina.protocol.ProtocolDecoder;
<a name="33" href="#33">33</a> <strong>import</strong> org.apache.mina.protocol.ProtocolDecoderOutput;
<a name="34" href="#34">34</a> <strong>import</strong> org.apache.mina.protocol.ProtocolEncoder;
<a name="35" href="#35">35</a> <strong>import</strong> org.apache.mina.protocol.ProtocolHandler;
<a name="36" href="#36">36</a> <strong>import</strong> org.apache.mina.protocol.ProtocolFilterChain;
<a name="37" href="#37">37</a> <strong>import</strong> org.apache.mina.protocol.ProtocolSession;
<a name="38" href="#38">38</a> <strong>import</strong> org.apache.mina.protocol.ProtocolViolationException;
<a name="39" href="#39">39</a>
<a name="40" href="#40">40</a> <em>/**<em>*</em></em>
<a name="41" href="#41">41</a> <em> * Tests {@link CumulativeProtocolDecoder}.</em>
<a name="42" href="#42">42</a> <em> * </em>
<a name="43" href="#43">43</a> <em> * @author Trustin Lee (trustin@apache.org)</em>
<a name="44" href="#44">44</a> <em> * @version $Rev: 165302 $, $Date: 2005-04-29 21:53:46 +0900 (금, 29 4월 2005) $ </em>
<a name="45" href="#45">45</a> <em> */</em>
<a name="46" href="#46">46</a> <strong>public</strong> <strong>class</strong> <a href="../../../../../org/apache/mina/protocol/codec/CumulativeProtocolDecoderTest.html">CumulativeProtocolDecoderTest</a> <strong>extends</strong> TestCase
<a name="47" href="#47">47</a> {
<a name="48" href="#48">48</a> <strong>private</strong> <strong>final</strong> ProtocolSession session = <strong>new</strong> ProtocolSessionImpl();
<a name="49" href="#49">49</a> <strong>private</strong> ByteBuffer buf;
<a name="50" href="#50">50</a> <strong>private</strong> IntegerDecoder decoder;
<a name="51" href="#51">51</a> <strong>private</strong> IntegerDecoderOutput output;
<a name="52" href="#52">52</a>
<a name="53" href="#53">53</a> <strong>public</strong> <strong>static</strong> <strong>void</strong> main(String[] args)
<a name="54" href="#54">54</a> {
<a name="55" href="#55">55</a> junit.textui.TestRunner.run(CumulativeProtocolDecoderTest.<strong>class</strong>);
<a name="56" href="#56">56</a> }
<a name="57" href="#57">57</a>
<a name="58" href="#58">58</a> <strong>protected</strong> <strong>void</strong> setUp() throws Exception
<a name="59" href="#59">59</a> {
<a name="60" href="#60">60</a> buf = ByteBuffer.allocate( 16 );
<a name="61" href="#61">61</a> decoder = <strong>new</strong> IntegerDecoder();
<a name="62" href="#62">62</a> output = <strong>new</strong> IntegerDecoderOutput();
<a name="63" href="#63">63</a> }
<a name="64" href="#64">64</a>
<a name="65" href="#65">65</a> <strong>protected</strong> <strong>void</strong> tearDown() throws Exception
<a name="66" href="#66">66</a> {
<a name="67" href="#67">67</a> }
<a name="68" href="#68">68</a>
<a name="69" href="#69">69</a> <strong>public</strong> <strong>void</strong> testCumulation() throws Exception
<a name="70" href="#70">70</a> {
<a name="71" href="#71">71</a> buf.put( (byte) 0 );
<a name="72" href="#72">72</a> buf.flip();
<a name="73" href="#73">73</a>
<a name="74" href="#74">74</a> decoder.decode( session, buf, output );
<a name="75" href="#75">75</a> Assert.assertEquals( 0, output.getValues().size() );
<a name="76" href="#76">76</a> Assert.assertEquals( buf.limit(), buf.position() );
<a name="77" href="#77">77</a>
<a name="78" href="#78">78</a> buf.clear();
<a name="79" href="#79">79</a> buf.put( (byte) 0 );
<a name="80" href="#80">80</a> buf.put( (byte) 0 );
<a name="81" href="#81">81</a> buf.put( (byte) 1 );
<a name="82" href="#82">82</a> buf.flip();
<a name="83" href="#83">83</a>
<a name="84" href="#84">84</a> decoder.decode( session, buf, output );
<a name="85" href="#85">85</a> Assert.assertEquals( 1, output.getValues().size() );
<a name="86" href="#86">86</a> Assert.assertEquals( <strong>new</strong> Integer( 1 ), output.getValues().get( 0 ) );
<a name="87" href="#87">87</a> Assert.assertEquals( buf.limit(), buf.position() );
<a name="88" href="#88">88</a> }
<a name="89" href="#89">89</a>
<a name="90" href="#90">90</a> <strong>public</strong> <strong>void</strong> testRepeatitiveDecode() throws Exception
<a name="91" href="#91">91</a> {
<a name="92" href="#92">92</a> <strong>for</strong>( <strong>int</strong> i = 0; i &lt; 4; i ++ )
<a name="93" href="#93">93</a> {
<a name="94" href="#94">94</a> buf.putInt( i );
<a name="95" href="#95">95</a> }
<a name="96" href="#96">96</a> buf.flip();
<a name="97" href="#97">97</a>
<a name="98" href="#98">98</a> decoder.decode( session, buf, output );
<a name="99" href="#99">99</a> Assert.assertEquals( 4, output.getValues().size() );
<a name="100" href="#100">100</a> Assert.assertEquals( buf.limit(), buf.position() );
<a name="101" href="#101">101</a>
<a name="102" href="#102">102</a> List expected = <strong>new</strong> ArrayList();
<a name="103" href="#103">103</a> <strong>for</strong>( <strong>int</strong> i = 0; i &lt; 4; i ++ )
<a name="104" href="#104">104</a> {
<a name="105" href="#105">105</a> expected.add( <strong>new</strong> Integer( i ) );
<a name="106" href="#106">106</a> }
<a name="107" href="#107">107</a> Assert.assertEquals( expected, output.getValues() );
<a name="108" href="#108">108</a>
<a name="109" href="#109">109</a> }
<a name="110" href="#110">110</a>
<a name="111" href="#111">111</a> <strong>public</strong> <strong>void</strong> testWrongImplementationDetection() throws Exception {
<a name="112" href="#112">112</a> <strong>try</strong>
<a name="113" href="#113">113</a> {
<a name="114" href="#114">114</a> <strong>new</strong> WrongDecoder().decode( session, buf, output );
<a name="115" href="#115">115</a> Assert.fail();
<a name="116" href="#116">116</a> }
<a name="117" href="#117">117</a> <strong>catch</strong>( IllegalStateException e )
<a name="118" href="#118">118</a> {
<a name="119" href="#119">119</a> <em class="comment">// OK</em>
<a name="120" href="#120">120</a> }
<a name="121" href="#121">121</a> }
<a name="122" href="#122">122</a>
<a name="123" href="#123">123</a> <strong>private</strong> <strong>static</strong> <strong>class</strong> IntegerDecoder <strong>extends</strong> CumulativeProtocolDecoder
<a name="124" href="#124">124</a> {
<a name="125" href="#125">125</a> <strong>protected</strong> IntegerDecoder()
<a name="126" href="#126">126</a> {
<a name="127" href="#127">127</a> <strong>super</strong>( 4 );
<a name="128" href="#128">128</a> }
<a name="129" href="#129">129</a>
<a name="130" href="#130">130</a> <strong>protected</strong> <strong>boolean</strong> doDecode( ProtocolSession session, ByteBuffer in,
<a name="131" href="#131">131</a> ProtocolDecoderOutput out ) throws ProtocolViolationException
<a name="132" href="#132">132</a> {
<a name="133" href="#133">133</a> <strong>if</strong>( in.remaining() &lt; 4 )
<a name="134" href="#134">134</a> <strong>return</strong> false;
<a name="135" href="#135">135</a>
<a name="136" href="#136">136</a> out.write( <strong>new</strong> Integer( in.getInt() ) );
<a name="137" href="#137">137</a> <strong>return</strong> <strong>true</strong>;
<a name="138" href="#138">138</a> }
<a name="139" href="#139">139</a>
<a name="140" href="#140">140</a> }
<a name="141" href="#141">141</a>
<a name="142" href="#142">142</a> <strong>private</strong> <strong>static</strong> <strong>class</strong> IntegerDecoderOutput implements ProtocolDecoderOutput
<a name="143" href="#143">143</a> {
<a name="144" href="#144">144</a> <strong>private</strong> List values = <strong>new</strong> ArrayList();
<a name="145" href="#145">145</a>
<a name="146" href="#146">146</a> <strong>public</strong> <strong>void</strong> write( Object message )
<a name="147" href="#147">147</a> {
<a name="148" href="#148">148</a> values.add( message );
<a name="149" href="#149">149</a> }
<a name="150" href="#150">150</a>
<a name="151" href="#151">151</a> <strong>public</strong> List getValues()
<a name="152" href="#152">152</a> {
<a name="153" href="#153">153</a> <strong>return</strong> values;
<a name="154" href="#154">154</a> }
<a name="155" href="#155">155</a>
<a name="156" href="#156">156</a> <strong>public</strong> <strong>void</strong> clear()
<a name="157" href="#157">157</a> {
<a name="158" href="#158">158</a> values.clear();
<a name="159" href="#159">159</a> }
<a name="160" href="#160">160</a> }
<a name="161" href="#161">161</a>
<a name="162" href="#162">162</a> <strong>private</strong> <strong>static</strong> <strong>class</strong> WrongDecoder <strong>extends</strong> CumulativeProtocolDecoder
<a name="163" href="#163">163</a> {
<a name="164" href="#164">164</a> <strong>public</strong> WrongDecoder()
<a name="165" href="#165">165</a> {
<a name="166" href="#166">166</a> <strong>super</strong>( 4 );
<a name="167" href="#167">167</a> }
<a name="168" href="#168">168</a>
<a name="169" href="#169">169</a> <strong>protected</strong> <strong>boolean</strong> doDecode( ProtocolSession session, ByteBuffer in,
<a name="170" href="#170">170</a> ProtocolDecoderOutput out ) throws ProtocolViolationException {
<a name="171" href="#171">171</a> <strong>return</strong> <strong>true</strong>;
<a name="172" href="#172">172</a> }
<a name="173" href="#173">173</a> }
<a name="174" href="#174">174</a>
<a name="175" href="#175">175</a> <strong>private</strong> <strong>static</strong> <strong>class</strong> ProtocolSessionImpl <strong>extends</strong> BaseSession implements ProtocolSession
<a name="176" href="#176">176</a> {
<a name="177" href="#177">177</a>
<a name="178" href="#178">178</a> <strong>public</strong> ProtocolHandler getHandler() {
<a name="179" href="#179">179</a> <strong>return</strong> <strong>null</strong>;
<a name="180" href="#180">180</a> }
<a name="181" href="#181">181</a>
<a name="182" href="#182">182</a> <strong>public</strong> ProtocolEncoder getEncoder() {
<a name="183" href="#183">183</a> <strong>return</strong> <strong>null</strong>;
<a name="184" href="#184">184</a> }
<a name="185" href="#185">185</a>
<a name="186" href="#186">186</a> <strong>public</strong> ProtocolDecoder getDecoder() {
<a name="187" href="#187">187</a> <strong>return</strong> <strong>null</strong>;
<a name="188" href="#188">188</a> }
<a name="189" href="#189">189</a>
<a name="190" href="#190">190</a> <strong>public</strong> <strong>void</strong> close( <strong>boolean</strong> wait ) {
<a name="191" href="#191">191</a> }
<a name="192" href="#192">192</a>
<a name="193" href="#193">193</a> <strong>public</strong> <strong>void</strong> write(Object message) {
<a name="194" href="#194">194</a> }
<a name="195" href="#195">195</a>
<a name="196" href="#196">196</a> <strong>public</strong> TransportType getTransportType() {
<a name="197" href="#197">197</a> <strong>return</strong> TransportType.SOCKET;
<a name="198" href="#198">198</a> }
<a name="199" href="#199">199</a>
<a name="200" href="#200">200</a> <strong>public</strong> <strong>boolean</strong> isConnected() {
<a name="201" href="#201">201</a> <strong>return</strong> false;
<a name="202" href="#202">202</a> }
<a name="203" href="#203">203</a>
<a name="204" href="#204">204</a> <strong>public</strong> SessionConfig getConfig() {
<a name="205" href="#205">205</a> <strong>return</strong> <strong>null</strong>;
<a name="206" href="#206">206</a> }
<a name="207" href="#207">207</a>
<a name="208" href="#208">208</a> <strong>public</strong> SocketAddress getRemoteAddress() {
<a name="209" href="#209">209</a> <strong>return</strong> <strong>null</strong>;
<a name="210" href="#210">210</a> }
<a name="211" href="#211">211</a>
<a name="212" href="#212">212</a> <strong>public</strong> SocketAddress getLocalAddress() {
<a name="213" href="#213">213</a> <strong>return</strong> <strong>null</strong>;
<a name="214" href="#214">214</a> }
<a name="215" href="#215">215</a>
<a name="216" href="#216">216</a> <strong>public</strong> ProtocolFilterChain getFilterChain()
<a name="217" href="#217">217</a> {
<a name="218" href="#218">218</a> <strong>return</strong> <strong>null</strong>;
<a name="219" href="#219">219</a> }
<a name="220" href="#220">220</a> }
<a name="221" href="#221">221</a> }
</pre>
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