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| <a name="1" href="#1">1</a> <em class="jxr_comment">/*</em> |
| <a name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em> |
| <a name="3" href="#3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em> |
| <a name="4" href="#4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em> |
| <a name="5" href="#5">5</a> <em class="jxr_comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</em> |
| <a name="6" href="#6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em> |
| <a name="7" href="#7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em> |
| <a name="8" href="#8">8</a> <em class="jxr_comment"> * </em> |
| <a name="9" href="#9">9</a> <em class="jxr_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="10" href="#10">10</a> <em class="jxr_comment"> * </em> |
| <a name="11" href="#11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em> |
| <a name="12" href="#12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em> |
| <a name="13" href="#13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em> |
| <a name="14" href="#14">14</a> <em class="jxr_comment"> * See the License for the specific language governing permissions and</em> |
| <a name="15" href="#15">15</a> <em class="jxr_comment"> * limitations under the License.</em> |
| <a name="16" href="#16">16</a> <em class="jxr_comment"> */</em> |
| <a name="17" href="#17">17</a> |
| <a name="18" href="#18">18</a> <strong class="jxr_keyword">package</strong> org.apache.log4j.net; |
| <a name="19" href="#19">19</a> |
| <a name="20" href="#20">20</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger; |
| <a name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.PropertyConfigurator; |
| <a name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.spi.LoggingEvent; |
| <a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.xml.DOMConfigurator; |
| <a name="24" href="#24">24</a> |
| <a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> javax.jms.JMSException; |
| <a name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> javax.jms.ObjectMessage; |
| <a name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> javax.jms.Session; |
| <a name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> javax.jms.Topic; |
| <a name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> javax.jms.TopicConnection; |
| <a name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> javax.jms.TopicConnectionFactory; |
| <a name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> javax.jms.TopicSession; |
| <a name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> javax.jms.TopicSubscriber; |
| <a name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> javax.naming.Context; |
| <a name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> javax.naming.InitialContext; |
| <a name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> javax.naming.NameNotFoundException; |
| <a name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> javax.naming.NamingException; |
| <a name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> java.io.BufferedReader; |
| <a name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> java.io.InputStreamReader; |
| <a name="39" href="#39">39</a> |
| <a name="40" href="#40">40</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="41" href="#41">41</a> <em class="jxr_javadoccomment"> * A simple application that consumes logging events sent by a {@link</em> |
| <a name="42" href="#42">42</a> <em class="jxr_javadoccomment"> * JMSAppender}.</em> |
| <a name="43" href="#43">43</a> <em class="jxr_javadoccomment"> *</em> |
| <a name="44" href="#44">44</a> <em class="jxr_javadoccomment"> *</em> |
| <a name="45" href="#45">45</a> <em class="jxr_javadoccomment"> * @author Ceki G&uuml;lc&uuml; </em> |
| <a name="46" href="#46">46</a> <em class="jxr_javadoccomment"> * */</em> |
| <a name="47" href="#47">47</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/log4j/net/JMSSink.html">JMSSink</a> implements javax.jms.MessageListener { |
| <a name="48" href="#48">48</a> |
| <a name="49" href="#49">49</a> <strong class="jxr_keyword">static</strong> <a href="../../../../org/apache/log4j/Logger.html">Logger</a> logger = Logger.getLogger(JMSSink.<strong class="jxr_keyword">class</strong>); |
| <a name="50" href="#50">50</a> |
| <a name="51" href="#51">51</a> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> main(String[] args) <strong class="jxr_keyword">throws</strong> Exception { |
| <a name="52" href="#52">52</a> <strong class="jxr_keyword">if</strong>(args.length != 5) { |
| <a name="53" href="#53">53</a> usage(<span class="jxr_string">"Wrong number of arguments."</span>); |
| <a name="54" href="#54">54</a> } |
| <a name="55" href="#55">55</a> |
| <a name="56" href="#56">56</a> String tcfBindingName = args[0]; |
| <a name="57" href="#57">57</a> String topicBindingName = args[1]; |
| <a name="58" href="#58">58</a> String username = args[2]; |
| <a name="59" href="#59">59</a> String password = args[3]; |
| <a name="60" href="#60">60</a> |
| <a name="61" href="#61">61</a> |
| <a name="62" href="#62">62</a> String configFile = args[4]; |
| <a name="63" href="#63">63</a> |
| <a name="64" href="#64">64</a> <strong class="jxr_keyword">if</strong>(configFile.endsWith(<span class="jxr_string">".xml"</span>)) { |
| <a name="65" href="#65">65</a> DOMConfigurator.configure(configFile); |
| <a name="66" href="#66">66</a> } <strong class="jxr_keyword">else</strong> { |
| <a name="67" href="#67">67</a> PropertyConfigurator.configure(configFile); |
| <a name="68" href="#68">68</a> } |
| <a name="69" href="#69">69</a> |
| <a name="70" href="#70">70</a> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/log4j/net/JMSSink.html">JMSSink</a>(tcfBindingName, topicBindingName, username, password); |
| <a name="71" href="#71">71</a> |
| <a name="72" href="#72">72</a> BufferedReader stdin = <strong class="jxr_keyword">new</strong> BufferedReader(<strong class="jxr_keyword">new</strong> InputStreamReader(System.in)); |
| <a name="73" href="#73">73</a> <em class="jxr_comment">// Loop until the word "exit" is typed</em> |
| <a name="74" href="#74">74</a> System.out.println(<span class="jxr_string">"Type \"exit\" to quit JMSSink."</span>); |
| <a name="75" href="#75">75</a> <strong class="jxr_keyword">while</strong>(<strong class="jxr_keyword">true</strong>){ |
| <a name="76" href="#76">76</a> String s = stdin.readLine( ); |
| <a name="77" href="#77">77</a> <strong class="jxr_keyword">if</strong> (s.equalsIgnoreCase(<span class="jxr_string">"exit"</span>)) { |
| <a name="78" href="#78">78</a> System.out.println(<span class="jxr_string">"Exiting. Kill the application if it does not exit "</span> |
| <a name="79" href="#79">79</a> + <span class="jxr_string">"due to daemon threads."</span>); |
| <a name="80" href="#80">80</a> <strong class="jxr_keyword">return</strong>; |
| <a name="81" href="#81">81</a> } |
| <a name="82" href="#82">82</a> } |
| <a name="83" href="#83">83</a> } |
| <a name="84" href="#84">84</a> |
| <a name="85" href="#85">85</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/log4j/net/JMSSink.html">JMSSink</a>( String tcfBindingName, String topicBindingName, String username, |
| <a name="86" href="#86">86</a> String password) { |
| <a name="87" href="#87">87</a> |
| <a name="88" href="#88">88</a> <strong class="jxr_keyword">try</strong> { |
| <a name="89" href="#89">89</a> Context ctx = <strong class="jxr_keyword">new</strong> InitialContext(); |
| <a name="90" href="#90">90</a> TopicConnectionFactory topicConnectionFactory; |
| <a name="91" href="#91">91</a> topicConnectionFactory = (TopicConnectionFactory) lookup(ctx, |
| <a name="92" href="#92">92</a> tcfBindingName); |
| <a name="93" href="#93">93</a> |
| <a name="94" href="#94">94</a> TopicConnection topicConnection = |
| <a name="95" href="#95">95</a> topicConnectionFactory.createTopicConnection(username, |
| <a name="96" href="#96">96</a> password); |
| <a name="97" href="#97">97</a> topicConnection.start(); |
| <a name="98" href="#98">98</a> |
| <a name="99" href="#99">99</a> TopicSession topicSession = topicConnection.createTopicSession(false, |
| <a name="100" href="#100">100</a> Session.AUTO_ACKNOWLEDGE); |
| <a name="101" href="#101">101</a> |
| <a name="102" href="#102">102</a> Topic topic = (Topic)ctx.lookup(topicBindingName); |
| <a name="103" href="#103">103</a> |
| <a name="104" href="#104">104</a> TopicSubscriber topicSubscriber = topicSession.createSubscriber(topic); |
| <a name="105" href="#105">105</a> |
| <a name="106" href="#106">106</a> topicSubscriber.setMessageListener(<strong class="jxr_keyword">this</strong>); |
| <a name="107" href="#107">107</a> |
| <a name="108" href="#108">108</a> } <strong class="jxr_keyword">catch</strong>(JMSException e) { |
| <a name="109" href="#109">109</a> logger.error(<span class="jxr_string">"Could not read JMS message."</span>, e); |
| <a name="110" href="#110">110</a> } <strong class="jxr_keyword">catch</strong>(NamingException e) { |
| <a name="111" href="#111">111</a> logger.error(<span class="jxr_string">"Could not read JMS message."</span>, e); |
| <a name="112" href="#112">112</a> } <strong class="jxr_keyword">catch</strong>(RuntimeException e) { |
| <a name="113" href="#113">113</a> logger.error(<span class="jxr_string">"Could not read JMS message."</span>, e); |
| <a name="114" href="#114">114</a> } |
| <a name="115" href="#115">115</a> } |
| <a name="116" href="#116">116</a> |
| <a name="117" href="#117">117</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onMessage(javax.jms.Message message) { |
| <a name="118" href="#118">118</a> <a href="../../../../org/apache/log4j/spi/LoggingEvent.html">LoggingEvent</a> event; |
| <a name="119" href="#119">119</a> <a href="../../../../org/apache/log4j/Logger.html">Logger</a> remoteLogger; |
| <a name="120" href="#120">120</a> |
| <a name="121" href="#121">121</a> <strong class="jxr_keyword">try</strong> { |
| <a name="122" href="#122">122</a> <strong class="jxr_keyword">if</strong>(message instanceof ObjectMessage) { |
| <a name="123" href="#123">123</a> ObjectMessage objectMessage = (ObjectMessage) message; |
| <a name="124" href="#124">124</a> event = (LoggingEvent) objectMessage.getObject(); |
| <a name="125" href="#125">125</a> remoteLogger = Logger.getLogger(event.getLoggerName()); |
| <a name="126" href="#126">126</a> remoteLogger.callAppenders(event); |
| <a name="127" href="#127">127</a> } <strong class="jxr_keyword">else</strong> { |
| <a name="128" href="#128">128</a> logger.warn(<span class="jxr_string">"Received message is of type "</span>+message.getJMSType() |
| <a name="129" href="#129">129</a> +<span class="jxr_string">", was expecting ObjectMessage."</span>); |
| <a name="130" href="#130">130</a> } |
| <a name="131" href="#131">131</a> } <strong class="jxr_keyword">catch</strong>(JMSException jmse) { |
| <a name="132" href="#132">132</a> logger.error(<span class="jxr_string">"Exception thrown while processing incoming message."</span>, |
| <a name="133" href="#133">133</a> jmse); |
| <a name="134" href="#134">134</a> } |
| <a name="135" href="#135">135</a> } |
| <a name="136" href="#136">136</a> |
| <a name="137" href="#137">137</a> |
| <a name="138" href="#138">138</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">static</strong> Object lookup(Context ctx, String name) <strong class="jxr_keyword">throws</strong> NamingException { |
| <a name="139" href="#139">139</a> <strong class="jxr_keyword">try</strong> { |
| <a name="140" href="#140">140</a> <strong class="jxr_keyword">return</strong> ctx.lookup(name); |
| <a name="141" href="#141">141</a> } <strong class="jxr_keyword">catch</strong>(NameNotFoundException e) { |
| <a name="142" href="#142">142</a> logger.error(<span class="jxr_string">"Could not find name ["</span>+name+<span class="jxr_string">"]."</span>); |
| <a name="143" href="#143">143</a> <strong class="jxr_keyword">throw</strong> e; |
| <a name="144" href="#144">144</a> } |
| <a name="145" href="#145">145</a> } |
| <a name="146" href="#146">146</a> |
| <a name="147" href="#147">147</a> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> usage(String msg) { |
| <a name="148" href="#148">148</a> System.err.println(msg); |
| <a name="149" href="#149">149</a> System.err.println(<span class="jxr_string">"Usage: java "</span> + JMSSink.<strong class="jxr_keyword">class</strong>.getName() |
| <a name="150" href="#150">150</a> + <span class="jxr_string">" TopicConnectionFactoryBindingName TopicBindingName username password configFile"</span>); |
| <a name="151" href="#151">151</a> System.exit(1); |
| <a name="152" href="#152">152</a> } |
| <a name="153" href="#153">153</a> } |
| </pre> |
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