abstracttest.html

MINA+API 关于MINA的API

<a name="91" href="#91">91</a>          socketAcceptor = <strong class="jxr_keyword">new</strong> NioSocketAcceptor();
<a name="92" href="#92">92</a>  
<a name="93" href="#93">93</a>          ((DatagramSessionConfig) datagramAcceptor.getSessionConfig())
<a name="94" href="#94">94</a>                  .setReuseAddress(<strong class="jxr_keyword">true</strong>);
<a name="95" href="#95">95</a>          ((NioSocketAcceptor) socketAcceptor).setReuseAddress(<strong class="jxr_keyword">true</strong>);
<a name="96" href="#96">96</a>  
<a name="97" href="#97">97</a>          <em class="jxr_comment">// Find an availble test port and bind to it.</em>
<a name="98" href="#98">98</a>          <strong class="jxr_keyword">boolean</strong> socketBound = false;
<a name="99" href="#99">99</a>          <strong class="jxr_keyword">boolean</strong> datagramBound = false;
<a name="100" href="#100">100</a> 
<a name="101" href="#101">101</a>         <em class="jxr_comment">// Let's start from port #1 to detect possible resource leak</em>
<a name="102" href="#102">102</a>         <em class="jxr_comment">// because test will fail in port 1-1023 if user run this test</em>
<a name="103" href="#103">103</a>         <em class="jxr_comment">// as a normal user.</em>
<a name="104" href="#104">104</a> 
<a name="105" href="#105">105</a>         SocketAddress address = <strong class="jxr_keyword">null</strong>;
<a name="106" href="#106">106</a> 
<a name="107" href="#107">107</a>         <strong class="jxr_keyword">for</strong> (port = 1; port &lt;= 65535; port++) {
<a name="108" href="#108">108</a>             socketBound = false;
<a name="109" href="#109">109</a>             datagramBound = false;
<a name="110" href="#110">110</a> 
<a name="111" href="#111">111</a>             address = <strong class="jxr_keyword">new</strong> InetSocketAddress(port);
<a name="112" href="#112">112</a> 
<a name="113" href="#113">113</a>             <strong class="jxr_keyword">try</strong> {
<a name="114" href="#114">114</a>                 socketAcceptor.setHandler(<strong class="jxr_keyword">new</strong> EchoProtocolHandler() {
<a name="115" href="#115">115</a>                     @Override
<a name="116" href="#116">116</a>                     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> sessionCreated(IoSession session) {
<a name="117" href="#117">117</a>                         <strong class="jxr_keyword">if</strong> (useSSL) {
<a name="118" href="#118">118</a>                             session.getFilterChain().addFirst(<span class="jxr_string">"SSL"</span>, sslFilter);
<a name="119" href="#119">119</a>                         }
<a name="120" href="#120">120</a>                     }
<a name="121" href="#121">121</a> 
<a name="122" href="#122">122</a>                     <em class="jxr_comment">// This is for TLS reentrance test</em>
<a name="123" href="#123">123</a>                     @Override
<a name="124" href="#124">124</a>                     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(IoSession session,
<a name="125" href="#125">125</a>                             Object message) <strong class="jxr_keyword">throws</strong> Exception {
<a name="126" href="#126">126</a>                         <strong class="jxr_keyword">if</strong> (!(message instanceof IoBuffer)) {
<a name="127" href="#127">127</a>                             <strong class="jxr_keyword">return</strong>;
<a name="128" href="#128">128</a>                         }
<a name="129" href="#129">129</a> 
<a name="130" href="#130">130</a>                         IoBuffer buf = (IoBuffer) message;
<a name="131" href="#131">131</a>                         <strong class="jxr_keyword">if</strong> (session.getFilterChain().contains(<span class="jxr_string">"SSL"</span>)
<a name="132" href="#132">132</a>                                 &amp;&amp; buf.remaining() == 1
<a name="133" href="#133">133</a>                                 &amp;&amp; buf.get() == (byte) '.') {
<a name="134" href="#134">134</a>                             logger.info(<span class="jxr_string">"TLS Reentrance"</span>);
<a name="135" href="#135">135</a>                             ((SslFilter) session.getFilterChain().get(<span class="jxr_string">"SSL"</span>))
<a name="136" href="#136">136</a>                                     .startSsl(session);
<a name="137" href="#137">137</a> 
<a name="138" href="#138">138</a>                             <em class="jxr_comment">// Send a response</em>
<a name="139" href="#139">139</a>                             buf = IoBuffer.allocate(1);
<a name="140" href="#140">140</a>                             buf.put((byte) '.');
<a name="141" href="#141">141</a>                             buf.flip();
<a name="142" href="#142">142</a>                             session
<a name="143" href="#143">143</a>                                     .setAttribute(SslFilter.DISABLE_ENCRYPTION_ONCE);
<a name="144" href="#144">144</a>                             session.write(buf);
<a name="145" href="#145">145</a>                         } <strong class="jxr_keyword">else</strong> {
<a name="146" href="#146">146</a>                             <strong class="jxr_keyword">super</strong>.messageReceived(session, message);
<a name="147" href="#147">147</a>                         }
<a name="148" href="#148">148</a>                     }
<a name="149" href="#149">149</a>                 });
<a name="150" href="#150">150</a>                 socketAcceptor.bind(address);
<a name="151" href="#151">151</a>                 socketBound = <strong class="jxr_keyword">true</strong>;
<a name="152" href="#152">152</a> 
<a name="153" href="#153">153</a>                 datagramAcceptor.setHandler(<strong class="jxr_keyword">new</strong> EchoProtocolHandler());
<a name="154" href="#154">154</a>                 datagramAcceptor.bind(address);
<a name="155" href="#155">155</a>                 datagramBound = <strong class="jxr_keyword">true</strong>;
<a name="156" href="#156">156</a> 
<a name="157" href="#157">157</a>                 <strong class="jxr_keyword">break</strong>;
<a name="158" href="#158">158</a>             } <strong class="jxr_keyword">catch</strong> (IOException e) {
<a name="159" href="#159">159</a>             } <strong class="jxr_keyword">finally</strong> {
<a name="160" href="#160">160</a>                 <strong class="jxr_keyword">if</strong> (socketBound &amp;&amp; !datagramBound) {
<a name="161" href="#161">161</a>                     socketAcceptor.unbind();
<a name="162" href="#162">162</a>                 }
<a name="163" href="#163">163</a>                 <strong class="jxr_keyword">if</strong> (datagramBound &amp;&amp; !socketBound) {
<a name="164" href="#164">164</a>                     datagramAcceptor.unbind();
<a name="165" href="#165">165</a>                 }
<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>         <em class="jxr_comment">// If there is no port available, test fails.</em>
<a name="170" href="#170">170</a>         <strong class="jxr_keyword">if</strong> (!socketBound || !datagramBound) {
<a name="171" href="#171">171</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Cannot bind any test port."</span>);
<a name="172" href="#172">172</a>         }
<a name="173" href="#173">173</a> 
<a name="174" href="#174">174</a>         boundAddress = address;
<a name="175" href="#175">175</a>         System.out.println(<span class="jxr_string">"Using port "</span> + port + <span class="jxr_string">" for testing."</span>);
<a name="176" href="#176">176</a>     }
<a name="177" href="#177">177</a> 
<a name="178" href="#178">178</a>     @Override
<a name="179" href="#179">179</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> tearDown() <strong class="jxr_keyword">throws</strong> Exception {
<a name="180" href="#180">180</a>         <strong class="jxr_keyword">if</strong> (boundAddress != <strong class="jxr_keyword">null</strong>) {
<a name="181" href="#181">181</a>             socketAcceptor.dispose();
<a name="182" href="#182">182</a>             datagramAcceptor.dispose();
<a name="183" href="#183">183</a>         }
<a name="184" href="#184">184</a>     }
<a name="185" href="#185">185</a> }
</pre>
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