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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: IoThreadPoolFilter.java 210062 2005-07-11 03:52:38Z 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/io/filter/package-summary.html">org.apache.mina.io.filter</a>;
<a name="20" href="#20">20</a>
<a name="21" href="#21">21</a> <strong>import</strong> org.apache.mina.common.ByteBuffer;
<a name="22" href="#22">22</a> <strong>import</strong> org.apache.mina.common.IdleStatus;
<a name="23" href="#23">23</a> <strong>import</strong> org.apache.mina.common.Session;
<a name="24" href="#24">24</a> <strong>import</strong> org.apache.mina.io.IoHandler;
<a name="25" href="#25">25</a> <strong>import</strong> org.apache.mina.io.IoFilter;
<a name="26" href="#26">26</a> <strong>import</strong> org.apache.mina.io.IoSession;
<a name="27" href="#27">27</a> <strong>import</strong> org.apache.mina.util.BaseThreadPool;
<a name="28" href="#28">28</a> <strong>import</strong> org.apache.mina.util.EventType;
<a name="29" href="#29">29</a> <strong>import</strong> org.apache.mina.util.ThreadPool;
<a name="30" href="#30">30</a>
<a name="31" href="#31">31</a> <em>/**<em>*</em></em>
<a name="32" href="#32">32</a> <em> * A Thread-pooling filter. This filter forwards {@link IoHandler} events </em>
<a name="33" href="#33">33</a> <em> * to its thread pool.</em>
<a name="34" href="#34">34</a> <em> * </em>
<a name="35" href="#35">35</a> <em> * @author Trustin Lee (trustin@apache.org)</em>
<a name="36" href="#36">36</a> <em> * @version $Rev: 210062 $, $Date: 2005-07-11 12:52:38 +0900 $</em>
<a name="37" href="#37">37</a> <em> * </em>
<a name="38" href="#38">38</a> <em> * @see ThreadPool</em>
<a name="39" href="#39">39</a> <em> * @see BaseThreadPool</em>
<a name="40" href="#40">40</a> <em> */</em>
<a name="41" href="#41">41</a> <strong>public</strong> <strong>class</strong> <a href="../../../../../org/apache/mina/io/filter/IoThreadPoolFilter.html">IoThreadPoolFilter</a> <strong>extends</strong> <a href="../../../../../org/apache/mina/util/BaseThreadPool.html">BaseThreadPool</a> implements ThreadPool, <a href="../../../../../org/apache/mina/io/IoFilter.html">IoFilter</a>
<a name="42" href="#42">42</a> {
<a name="43" href="#43">43</a> <em>/**<em>*</em></em>
<a name="44" href="#44">44</a> <em> * Creates a new instanceof this filter with default thread pool settings.</em>
<a name="45" href="#45">45</a> <em> * You'll have to invoke {@link #start()} method to start threads actually.</em>
<a name="46" href="#46">46</a> <em> */</em>
<a name="47" href="#47">47</a> <strong>public</strong> <a href="../../../../../org/apache/mina/io/filter/IoThreadPoolFilter.html">IoThreadPoolFilter</a>()
<a name="48" href="#48">48</a> {
<a name="49" href="#49">49</a> }
<a name="50" href="#50">50</a>
<a name="51" href="#51">51</a> <strong>public</strong> <strong>void</strong> sessionOpened( NextFilter nextFilter, IoSession session )
<a name="52" href="#52">52</a> {
<a name="53" href="#53">53</a> fireEvent( nextFilter, session, EventType.OPENED, <strong>null</strong> );
<a name="54" href="#54">54</a> }
<a name="55" href="#55">55</a>
<a name="56" href="#56">56</a> <strong>public</strong> <strong>void</strong> sessionClosed( NextFilter nextFilter, IoSession session )
<a name="57" href="#57">57</a> {
<a name="58" href="#58">58</a> fireEvent( nextFilter, session, EventType.CLOSED, <strong>null</strong> );
<a name="59" href="#59">59</a> }
<a name="60" href="#60">60</a>
<a name="61" href="#61">61</a> <strong>public</strong> <strong>void</strong> sessionIdle( NextFilter nextFilter, IoSession session,
<a name="62" href="#62">62</a> <a href="../../../../../org/apache/mina/common/IdleStatus.html">IdleStatus</a> status )
<a name="63" href="#63">63</a> {
<a name="64" href="#64">64</a> fireEvent( nextFilter, session, EventType.IDLE, status );
<a name="65" href="#65">65</a> }
<a name="66" href="#66">66</a>
<a name="67" href="#67">67</a> <strong>public</strong> <strong>void</strong> exceptionCaught( NextFilter nextFilter, IoSession session,
<a name="68" href="#68">68</a> Throwable cause )
<a name="69" href="#69">69</a> {
<a name="70" href="#70">70</a> fireEvent( nextFilter, session, EventType.EXCEPTION, cause );
<a name="71" href="#71">71</a> }
<a name="72" href="#72">72</a>
<a name="73" href="#73">73</a> <strong>public</strong> <strong>void</strong> dataRead( NextFilter nextFilter, IoSession session,
<a name="74" href="#74">74</a> <a href="../../../../../org/apache/mina/common/ByteBuffer.html">ByteBuffer</a> buf )
<a name="75" href="#75">75</a> {
<a name="76" href="#76">76</a> <em class="comment">// MINA will release the buffer if this method returns.</em>
<a name="77" href="#77">77</a> buf.acquire();
<a name="78" href="#78">78</a> fireEvent( nextFilter, session, EventType.READ, buf );
<a name="79" href="#79">79</a> }
<a name="80" href="#80">80</a>
<a name="81" href="#81">81</a> <strong>public</strong> <strong>void</strong> dataWritten( NextFilter nextFilter, IoSession session,
<a name="82" href="#82">82</a> Object marker )
<a name="83" href="#83">83</a> {
<a name="84" href="#84">84</a> fireEvent( nextFilter, session, EventType.WRITTEN, marker );
<a name="85" href="#85">85</a> }
<a name="86" href="#86">86</a>
<a name="87" href="#87">87</a> <strong>protected</strong> <strong>void</strong> processEvent( Object nextFilter0, Session session0,
<a name="88" href="#88">88</a> <a href="../../../../../org/apache/mina/util/EventType.html">EventType</a> type, Object data )
<a name="89" href="#89">89</a> {
<a name="90" href="#90">90</a> NextFilter nextFilter = ( NextFilter ) nextFilter0;
<a name="91" href="#91">91</a> <a href="../../../../../org/apache/mina/io/IoSession.html">IoSession</a> session = ( IoSession ) session0;
<a name="92" href="#92">92</a> <strong>if</strong>( type == EventType.READ )
<a name="93" href="#93">93</a> {
<a name="94" href="#94">94</a> <a href="../../../../../org/apache/mina/common/ByteBuffer.html">ByteBuffer</a> buf = ( ByteBuffer ) data;
<a name="95" href="#95">95</a> nextFilter.dataRead( session, buf );
<a name="96" href="#96">96</a> buf.release();
<a name="97" href="#97">97</a> }
<a name="98" href="#98">98</a> <strong>else</strong> <strong>if</strong>( type == EventType.WRITTEN )
<a name="99" href="#99">99</a> {
<a name="100" href="#100">100</a> nextFilter.dataWritten( session, data );
<a name="101" href="#101">101</a> }
<a name="102" href="#102">102</a> <strong>else</strong> <strong>if</strong>( type == EventType.EXCEPTION )
<a name="103" href="#103">103</a> {
<a name="104" href="#104">104</a> nextFilter.exceptionCaught( session, ( Throwable ) data );
<a name="105" href="#105">105</a> }
<a name="106" href="#106">106</a> <strong>else</strong> <strong>if</strong>( type == EventType.IDLE )
<a name="107" href="#107">107</a> {
<a name="108" href="#108">108</a> nextFilter.sessionIdle( session, ( IdleStatus ) data );
<a name="109" href="#109">109</a> }
<a name="110" href="#110">110</a> <strong>else</strong> <strong>if</strong>( type == EventType.OPENED )
<a name="111" href="#111">111</a> {
<a name="112" href="#112">112</a> nextFilter.sessionOpened( session );
<a name="113" href="#113">113</a> }
<a name="114" href="#114">114</a> <strong>else</strong> <strong>if</strong>( type == EventType.CLOSED )
<a name="115" href="#115">115</a> {
<a name="116" href="#116">116</a> nextFilter.sessionClosed( session );
<a name="117" href="#117">117</a> }
<a name="118" href="#118">118</a> }
<a name="119" href="#119">119</a>
<a name="120" href="#120">120</a> <strong>public</strong> <strong>void</strong> filterWrite( NextFilter nextFilter, IoSession session, ByteBuffer buf, Object marker ) throws Exception
<a name="121" href="#121">121</a> {
<a name="122" href="#122">122</a> nextFilter.filterWrite( session, buf, marker );
<a name="123" href="#123">123</a> }
<a name="124" href="#124">124</a> }
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