📄 abstractfileregiontest.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"><head><meta http-equiv="content-type" content="text/html; charset=UTF-8" /><title>AbstractFileRegionTest xref</title><link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" /></head><body><pre><a name="1" href="#1">1</a> <strong class="jxr_keyword">package</strong> org.apache.mina.transport;<a name="2" href="#2">2</a> <a name="3" href="#3">3</a> <strong class="jxr_keyword">import</strong> java.io.File;<a name="4" href="#4">4</a> <strong class="jxr_keyword">import</strong> java.io.FileOutputStream;<a name="5" href="#5">5</a> <strong class="jxr_keyword">import</strong> java.io.IOException;<a name="6" href="#6">6</a> <strong class="jxr_keyword">import</strong> java.net.InetSocketAddress;<a name="7" href="#7">7</a> <strong class="jxr_keyword">import</strong> java.nio.ByteBuffer;<a name="8" href="#8">8</a> <strong class="jxr_keyword">import</strong> java.nio.channels.FileChannel;<a name="9" href="#9">9</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.CountDownLatch;<a name="10" href="#10">10</a> <a name="11" href="#11">11</a> <strong class="jxr_keyword">import</strong> junit.framework.TestCase;<a name="12" href="#12">12</a> <a name="13" href="#13">13</a> <strong class="jxr_keyword">import</strong> org.apache.mina.common.ConnectFuture;<a name="14" href="#14">14</a> <strong class="jxr_keyword">import</strong> org.apache.mina.common.IoAcceptor;<a name="15" href="#15">15</a> <strong class="jxr_keyword">import</strong> org.apache.mina.common.IoBuffer;<a name="16" href="#16">16</a> <strong class="jxr_keyword">import</strong> org.apache.mina.common.IoConnector;<a name="17" href="#17">17</a> <strong class="jxr_keyword">import</strong> org.apache.mina.common.IoHandlerAdapter;<a name="18" href="#18">18</a> <strong class="jxr_keyword">import</strong> org.apache.mina.common.IoSession;<a name="19" href="#19">19</a> <strong class="jxr_keyword">import</strong> org.apache.mina.util.AvailablePortFinder;<a name="20" href="#20">20</a> <a name="21" href="#21">21</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/mina/transport/AbstractFileRegionTest.html">AbstractFileRegionTest</a> <strong class="jxr_keyword">extends</strong> TestCase {<a name="22" href="#22">22</a> <a name="23" href="#23">23</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> FILE_SIZE = 1 * 1024 * 1024; <em class="jxr_comment">// 1MB file</em><a name="24" href="#24">24</a> <a name="25" href="#25">25</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> IoAcceptor createAcceptor();<a name="26" href="#26">26</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> IoConnector createConnector();<a name="27" href="#27">27</a> <a name="28" href="#28">28</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSendLargeFile() <strong class="jxr_keyword">throws</strong> Throwable {<a name="29" href="#29">29</a> File file = createLargeFile();<a name="30" href="#30">30</a> assertEquals(<span class="jxr_string">"Test file not as big as specified"</span>, FILE_SIZE, file.length());<a name="31" href="#31">31</a> <a name="32" href="#32">32</a> <strong class="jxr_keyword">final</strong> CountDownLatch latch = <strong class="jxr_keyword">new</strong> CountDownLatch(1);<a name="33" href="#33">33</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong>[] success = {false};<a name="34" href="#34">34</a> <strong class="jxr_keyword">final</strong> Throwable[] exception = {<strong class="jxr_keyword">null</strong>};<a name="35" href="#35">35</a> <a name="36" href="#36">36</a> <strong class="jxr_keyword">int</strong> port = AvailablePortFinder.getNextAvailable(1025);<a name="37" href="#37">37</a> IoAcceptor acceptor = createAcceptor();<a name="38" href="#38">38</a> acceptor.setHandler(<strong class="jxr_keyword">new</strong> IoHandlerAdapter() {<a name="39" href="#39">39</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> index = 0;<a name="40" href="#40">40</a> @Override<a name="41" href="#41">41</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> exceptionCaught(IoSession session, Throwable cause)<a name="42" href="#42">42</a> <strong class="jxr_keyword">throws</strong> Exception {<a name="43" href="#43">43</a> exception[0] = cause;<a name="44" href="#44">44</a> session.close();<a name="45" href="#45">45</a> }<a name="46" href="#46">46</a> @Override<a name="47" href="#47">47</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="48" href="#48">48</a> latch.countDown();<a name="49" href="#49">49</a> }<a name="50" href="#50">50</a> @Override<a name="51" href="#51">51</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(IoSession session, Object message) <strong class="jxr_keyword">throws</strong> Exception {<a name="52" href="#52">52</a> IoBuffer buffer = (IoBuffer) message;<a name="53" href="#53">53</a> <strong class="jxr_keyword">while</strong> (buffer.hasRemaining()) {<a name="54" href="#54">54</a> <strong class="jxr_keyword">int</strong> x = buffer.getInt();<a name="55" href="#55">55</a> <strong class="jxr_keyword">if</strong> (x != index) {<a name="56" href="#56">56</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Exception(String.format(<span class="jxr_string">"Integer at %d was %d but should have been %d"</span>, index, x, index));<a name="57" href="#57">57</a> }<a name="58" href="#58">58</a> index++;<a name="59" href="#59">59</a> }<a name="60" href="#60">60</a> <strong class="jxr_keyword">if</strong> (index > FILE_SIZE / 4) {<a name="61" href="#61">61</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Exception(<span class="jxr_string">"Read too much data"</span>);<a name="62" href="#62">62</a> }<a name="63" href="#63">63</a> <strong class="jxr_keyword">if</strong> (index == FILE_SIZE / 4) {<a name="64" href="#64">64</a> success[0] = <strong class="jxr_keyword">true</strong>;<a name="65" href="#65">65</a> session.close();<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> acceptor.bind(<strong class="jxr_keyword">new</strong> InetSocketAddress(port));<a name="70" href="#70">70</a> <a name="71" href="#71">71</a> IoConnector connector = createConnector();<a name="72" href="#72">72</a> connector.setHandler(<strong class="jxr_keyword">new</strong> IoHandlerAdapter() {<a name="73" href="#73">73</a> @Override<a name="74" href="#74">74</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> exceptionCaught(IoSession session, Throwable cause)<a name="75" href="#75">75</a> <strong class="jxr_keyword">throws</strong> Exception {<a name="76" href="#76">76</a> exception[0] = cause;<a name="77" href="#77">77</a> latch.countDown();<a name="78" href="#78">78</a> }<a name="79" href="#79">79</a> });<a name="80" href="#80">80</a> ConnectFuture future = connector.connect(<strong class="jxr_keyword">new</strong> InetSocketAddress(<span class="jxr_string">"localhost"</span>, port));<a name="81" href="#81">81</a> future.awaitUninterruptibly();<a name="82" href="#82">82</a> <a name="83" href="#83">83</a> IoSession session = future.getSession();<a name="84" href="#84">84</a> session.write(file);<a name="85" href="#85">85</a> <a name="86" href="#86">86</a> latch.await();<a name="87" href="#87">87</a> <a name="88" href="#88">88</a> <strong class="jxr_keyword">if</strong> (exception[0] != <strong class="jxr_keyword">null</strong>) {<a name="89" href="#89">89</a> <strong class="jxr_keyword">throw</strong> exception[0];<a name="90" href="#90">90</a> }<a name="91" href="#91">91</a> assertTrue(<span class="jxr_string">"Did not complete file transfer successfully"</span>, success[0]);<a name="92" href="#92">92</a> <a name="93" href="#93">93</a> assertEquals(<span class="jxr_string">"Written messages should be 1 (we wrote one file)"</span>, 1, session.getWrittenMessages());<a name="94" href="#94">94</a> assertEquals(<span class="jxr_string">"Written bytes should match file size"</span>, FILE_SIZE, session.getWrittenBytes());<a name="95" href="#95">95</a> <a name="96" href="#96">96</a> connector.dispose();<a name="97" href="#97">97</a> acceptor.dispose();<a name="98" href="#98">98</a> }<a name="99" href="#99">99</a> <a name="100" href="#100">100</a> <strong class="jxr_keyword">private</strong> File createLargeFile() <strong class="jxr_keyword">throws</strong> IOException {<a name="101" href="#101">101</a> File largeFile = File.createTempFile(<span class="jxr_string">"mina-test"</span>, <span class="jxr_string">"largefile"</span>);<a name="102" href="#102">102</a> FileChannel channel = <strong class="jxr_keyword">new</strong> FileOutputStream(largeFile).getChannel();<a name="103" href="#103">103</a> ByteBuffer buffer = createBuffer();<a name="104" href="#104">104</a> channel.write(buffer);<a name="105" href="#105">105</a> channel.close();<a name="106" href="#106">106</a> <strong class="jxr_keyword">return</strong> largeFile;<a name="107" href="#107">107</a> }<a name="108" href="#108">108</a> <strong class="jxr_keyword">private</strong> ByteBuffer createBuffer() {<a name="109" href="#109">109</a> ByteBuffer buffer = ByteBuffer.allocate(FILE_SIZE);<a name="110" href="#110">110</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < FILE_SIZE / 4; i++) {<a name="111" href="#111">111</a> buffer.putInt(i);<a name="112" href="#112">112</a> }<a name="113" href="#113">113</a> buffer.flip();<a name="114" href="#114">114</a> <strong class="jxr_keyword">return</strong> buffer;<a name="115" href="#115">115</a> }<a name="116" href="#116">116</a> <a name="117" href="#117">117</a> }</pre><hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body></html>⌨️ 快捷键说明
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