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Posted to commits@commons.apache.org by tn...@apache.org on 2013/03/19 22:14:40 UTC
svn commit: r855121 [18/22] - in
/websites/production/commons/content/proper/commons-logging/javadocs/api-release:
./ org/ org/apache/ org/apache/commons/ org/apache/commons/logging/
org/apache/commons/logging/class-use/ org/apache/commons/logging/impl...
Added: websites/production/commons/content/proper/commons-logging/javadocs/api-release/src-html/org/apache/commons/logging/impl/Jdk14Logger.html
==============================================================================
--- websites/production/commons/content/proper/commons-logging/javadocs/api-release/src-html/org/apache/commons/logging/impl/Jdk14Logger.html (added)
+++ websites/production/commons/content/proper/commons-logging/javadocs/api-release/src-html/org/apache/commons/logging/impl/Jdk14Logger.html Tue Mar 19 21:14:39 2013
@@ -0,0 +1,345 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a>
+<span class="sourceLineNo">008</span> *<a name="line.8"></a>
+<span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
+<span class="sourceLineNo">010</span> *<a name="line.10"></a>
+<span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * See the License for the specific language governing permissions and<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * limitations under the License.<a name="line.15"></a>
+<span class="sourceLineNo">016</span> */<a name="line.16"></a>
+<span class="sourceLineNo">017</span><a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.commons.logging.impl;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import java.io.Serializable;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import java.util.logging.Level;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import java.util.logging.Logger;<a name="line.22"></a>
+<span class="sourceLineNo">023</span><a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.commons.logging.Log;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
+<span class="sourceLineNo">027</span> * Implementation of the <code>org.apache.commons.logging.Log</code><a name="line.27"></a>
+<span class="sourceLineNo">028</span> * interface that wraps the standard JDK logging mechanisms that were<a name="line.28"></a>
+<span class="sourceLineNo">029</span> * introduced in the Merlin release (JDK 1.4).<a name="line.29"></a>
+<span class="sourceLineNo">030</span> *<a name="line.30"></a>
+<span class="sourceLineNo">031</span> * @version $Id$<a name="line.31"></a>
+<span class="sourceLineNo">032</span> */<a name="line.32"></a>
+<span class="sourceLineNo">033</span>public class Jdk14Logger implements Log, Serializable {<a name="line.33"></a>
+<span class="sourceLineNo">034</span><a name="line.34"></a>
+<span class="sourceLineNo">035</span> /** Serializable version identifier. */<a name="line.35"></a>
+<span class="sourceLineNo">036</span> private static final long serialVersionUID = 4784713551416303804L;<a name="line.36"></a>
+<span class="sourceLineNo">037</span><a name="line.37"></a>
+<span class="sourceLineNo">038</span> /**<a name="line.38"></a>
+<span class="sourceLineNo">039</span> * This member variable simply ensures that any attempt to initialise<a name="line.39"></a>
+<span class="sourceLineNo">040</span> * this class in a pre-1.4 JVM will result in an ExceptionInInitializerError.<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * It must not be private, as an optimising compiler could detect that it<a name="line.41"></a>
+<span class="sourceLineNo">042</span> * is not used and optimise it away.<a name="line.42"></a>
+<span class="sourceLineNo">043</span> */<a name="line.43"></a>
+<span class="sourceLineNo">044</span> protected static final Level dummyLevel = Level.FINE;<a name="line.44"></a>
+<span class="sourceLineNo">045</span><a name="line.45"></a>
+<span class="sourceLineNo">046</span> // ----------------------------------------------------------- Constructors<a name="line.46"></a>
+<span class="sourceLineNo">047</span><a name="line.47"></a>
+<span class="sourceLineNo">048</span> /**<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * Construct a named instance of this Logger.<a name="line.49"></a>
+<span class="sourceLineNo">050</span> *<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * @param name Name of the logger to be constructed<a name="line.51"></a>
+<span class="sourceLineNo">052</span> */<a name="line.52"></a>
+<span class="sourceLineNo">053</span> public Jdk14Logger(String name) {<a name="line.53"></a>
+<span class="sourceLineNo">054</span> this.name = name;<a name="line.54"></a>
+<span class="sourceLineNo">055</span> logger = getLogger();<a name="line.55"></a>
+<span class="sourceLineNo">056</span> }<a name="line.56"></a>
+<span class="sourceLineNo">057</span><a name="line.57"></a>
+<span class="sourceLineNo">058</span> // ----------------------------------------------------- Instance Variables<a name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span> /**<a name="line.60"></a>
+<span class="sourceLineNo">061</span> * The underlying Logger implementation we are using.<a name="line.61"></a>
+<span class="sourceLineNo">062</span> */<a name="line.62"></a>
+<span class="sourceLineNo">063</span> protected transient Logger logger = null;<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span> /**<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * The name of the logger we are wrapping.<a name="line.66"></a>
+<span class="sourceLineNo">067</span> */<a name="line.67"></a>
+<span class="sourceLineNo">068</span> protected String name = null;<a name="line.68"></a>
+<span class="sourceLineNo">069</span><a name="line.69"></a>
+<span class="sourceLineNo">070</span> // --------------------------------------------------------- Protected Methods<a name="line.70"></a>
+<span class="sourceLineNo">071</span><a name="line.71"></a>
+<span class="sourceLineNo">072</span> protected void log( Level level, String msg, Throwable ex ) {<a name="line.72"></a>
+<span class="sourceLineNo">073</span> Logger logger = getLogger();<a name="line.73"></a>
+<span class="sourceLineNo">074</span> if (logger.isLoggable(level)) {<a name="line.74"></a>
+<span class="sourceLineNo">075</span> // Hack (?) to get the stack trace.<a name="line.75"></a>
+<span class="sourceLineNo">076</span> Throwable dummyException = new Throwable();<a name="line.76"></a>
+<span class="sourceLineNo">077</span> StackTraceElement locations[] = dummyException.getStackTrace();<a name="line.77"></a>
+<span class="sourceLineNo">078</span> // LOGGING-132: use the provided logger name instead of the class name<a name="line.78"></a>
+<span class="sourceLineNo">079</span> String cname = name;<a name="line.79"></a>
+<span class="sourceLineNo">080</span> String method = "unknown";<a name="line.80"></a>
+<span class="sourceLineNo">081</span> // Caller will be the third element<a name="line.81"></a>
+<span class="sourceLineNo">082</span> if( locations != null && locations.length > 2 ) {<a name="line.82"></a>
+<span class="sourceLineNo">083</span> StackTraceElement caller = locations[2];<a name="line.83"></a>
+<span class="sourceLineNo">084</span> method = caller.getMethodName();<a name="line.84"></a>
+<span class="sourceLineNo">085</span> }<a name="line.85"></a>
+<span class="sourceLineNo">086</span> if( ex == null ) {<a name="line.86"></a>
+<span class="sourceLineNo">087</span> logger.logp( level, cname, method, msg );<a name="line.87"></a>
+<span class="sourceLineNo">088</span> } else {<a name="line.88"></a>
+<span class="sourceLineNo">089</span> logger.logp( level, cname, method, msg, ex );<a name="line.89"></a>
+<span class="sourceLineNo">090</span> }<a name="line.90"></a>
+<span class="sourceLineNo">091</span> }<a name="line.91"></a>
+<span class="sourceLineNo">092</span> }<a name="line.92"></a>
+<span class="sourceLineNo">093</span><a name="line.93"></a>
+<span class="sourceLineNo">094</span> // --------------------------------------------------------- Public Methods<a name="line.94"></a>
+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span> /**<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * Logs a message with <code>java.util.logging.Level.FINE</code>.<a name="line.97"></a>
+<span class="sourceLineNo">098</span> *<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * @param message to log<a name="line.99"></a>
+<span class="sourceLineNo">100</span> * @see org.apache.commons.logging.Log#debug(Object)<a name="line.100"></a>
+<span class="sourceLineNo">101</span> */<a name="line.101"></a>
+<span class="sourceLineNo">102</span> public void debug(Object message) {<a name="line.102"></a>
+<span class="sourceLineNo">103</span> log(Level.FINE, String.valueOf(message), null);<a name="line.103"></a>
+<span class="sourceLineNo">104</span> }<a name="line.104"></a>
+<span class="sourceLineNo">105</span><a name="line.105"></a>
+<span class="sourceLineNo">106</span> /**<a name="line.106"></a>
+<span class="sourceLineNo">107</span> * Logs a message with <code>java.util.logging.Level.FINE</code>.<a name="line.107"></a>
+<span class="sourceLineNo">108</span> *<a name="line.108"></a>
+<span class="sourceLineNo">109</span> * @param message to log<a name="line.109"></a>
+<span class="sourceLineNo">110</span> * @param exception log this cause<a name="line.110"></a>
+<span class="sourceLineNo">111</span> * @see org.apache.commons.logging.Log#debug(Object, Throwable)<a name="line.111"></a>
+<span class="sourceLineNo">112</span> */<a name="line.112"></a>
+<span class="sourceLineNo">113</span> public void debug(Object message, Throwable exception) {<a name="line.113"></a>
+<span class="sourceLineNo">114</span> log(Level.FINE, String.valueOf(message), exception);<a name="line.114"></a>
+<span class="sourceLineNo">115</span> }<a name="line.115"></a>
+<span class="sourceLineNo">116</span><a name="line.116"></a>
+<span class="sourceLineNo">117</span> /**<a name="line.117"></a>
+<span class="sourceLineNo">118</span> * Logs a message with <code>java.util.logging.Level.SEVERE</code>.<a name="line.118"></a>
+<span class="sourceLineNo">119</span> *<a name="line.119"></a>
+<span class="sourceLineNo">120</span> * @param message to log<a name="line.120"></a>
+<span class="sourceLineNo">121</span> * @see org.apache.commons.logging.Log#error(Object)<a name="line.121"></a>
+<span class="sourceLineNo">122</span> */<a name="line.122"></a>
+<span class="sourceLineNo">123</span> public void error(Object message) {<a name="line.123"></a>
+<span class="sourceLineNo">124</span> log(Level.SEVERE, String.valueOf(message), null);<a name="line.124"></a>
+<span class="sourceLineNo">125</span> }<a name="line.125"></a>
+<span class="sourceLineNo">126</span><a name="line.126"></a>
+<span class="sourceLineNo">127</span> /**<a name="line.127"></a>
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+<span class="sourceLineNo">129</span> *<a name="line.129"></a>
+<span class="sourceLineNo">130</span> * @param message to log<a name="line.130"></a>
+<span class="sourceLineNo">131</span> * @param exception log this cause<a name="line.131"></a>
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+<span class="sourceLineNo">133</span> */<a name="line.133"></a>
+<span class="sourceLineNo">134</span> public void error(Object message, Throwable exception) {<a name="line.134"></a>
+<span class="sourceLineNo">135</span> log(Level.SEVERE, String.valueOf(message), exception);<a name="line.135"></a>
+<span class="sourceLineNo">136</span> }<a name="line.136"></a>
+<span class="sourceLineNo">137</span><a name="line.137"></a>
+<span class="sourceLineNo">138</span> /**<a name="line.138"></a>
+<span class="sourceLineNo">139</span> * Logs a message with <code>java.util.logging.Level.SEVERE</code>.<a name="line.139"></a>
+<span class="sourceLineNo">140</span> *<a name="line.140"></a>
+<span class="sourceLineNo">141</span> * @param message to log<a name="line.141"></a>
+<span class="sourceLineNo">142</span> * @see org.apache.commons.logging.Log#fatal(Object)<a name="line.142"></a>
+<span class="sourceLineNo">143</span> */<a name="line.143"></a>
+<span class="sourceLineNo">144</span> public void fatal(Object message) {<a name="line.144"></a>
+<span class="sourceLineNo">145</span> log(Level.SEVERE, String.valueOf(message), null);<a name="line.145"></a>
+<span class="sourceLineNo">146</span> }<a name="line.146"></a>
+<span class="sourceLineNo">147</span><a name="line.147"></a>
+<span class="sourceLineNo">148</span> /**<a name="line.148"></a>
+<span class="sourceLineNo">149</span> * Logs a message with <code>java.util.logging.Level.SEVERE</code>.<a name="line.149"></a>
+<span class="sourceLineNo">150</span> *<a name="line.150"></a>
+<span class="sourceLineNo">151</span> * @param message to log<a name="line.151"></a>
+<span class="sourceLineNo">152</span> * @param exception log this cause<a name="line.152"></a>
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+<span class="sourceLineNo">154</span> */<a name="line.154"></a>
+<span class="sourceLineNo">155</span> public void fatal(Object message, Throwable exception) {<a name="line.155"></a>
+<span class="sourceLineNo">156</span> log(Level.SEVERE, String.valueOf(message), exception);<a name="line.156"></a>
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+<span class="sourceLineNo">159</span> /**<a name="line.159"></a>
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+<span class="sourceLineNo">161</span> */<a name="line.161"></a>
+<span class="sourceLineNo">162</span> public Logger getLogger() {<a name="line.162"></a>
+<span class="sourceLineNo">163</span> if (logger == null) {<a name="line.163"></a>
+<span class="sourceLineNo">164</span> logger = Logger.getLogger(name);<a name="line.164"></a>
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+<span class="sourceLineNo">166</span> return logger;<a name="line.166"></a>
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+<span class="sourceLineNo">169</span> /**<a name="line.169"></a>
+<span class="sourceLineNo">170</span> * Logs a message with <code>java.util.logging.Level.INFO</code>.<a name="line.170"></a>
+<span class="sourceLineNo">171</span> *<a name="line.171"></a>
+<span class="sourceLineNo">172</span> * @param message to log<a name="line.172"></a>
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+<span class="sourceLineNo">174</span> */<a name="line.174"></a>
+<span class="sourceLineNo">175</span> public void info(Object message) {<a name="line.175"></a>
+<span class="sourceLineNo">176</span> log(Level.INFO, String.valueOf(message), null);<a name="line.176"></a>
+<span class="sourceLineNo">177</span> }<a name="line.177"></a>
+<span class="sourceLineNo">178</span><a name="line.178"></a>
+<span class="sourceLineNo">179</span> /**<a name="line.179"></a>
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+<span class="sourceLineNo">181</span> *<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * @param message to log<a name="line.182"></a>
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+<span class="sourceLineNo">186</span> public void info(Object message, Throwable exception) {<a name="line.186"></a>
+<span class="sourceLineNo">187</span> log(Level.INFO, String.valueOf(message), exception);<a name="line.187"></a>
+<span class="sourceLineNo">188</span> }<a name="line.188"></a>
+<span class="sourceLineNo">189</span><a name="line.189"></a>
+<span class="sourceLineNo">190</span> /**<a name="line.190"></a>
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+<span class="sourceLineNo">202</span> }<a name="line.202"></a>
+<span class="sourceLineNo">203</span><a name="line.203"></a>
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+<span class="sourceLineNo">209</span> }<a name="line.209"></a>
+<span class="sourceLineNo">210</span><a name="line.210"></a>
+<span class="sourceLineNo">211</span> /**<a name="line.211"></a>
+<span class="sourceLineNo">212</span> * Is info logging currently enabled?<a name="line.212"></a>
+<span class="sourceLineNo">213</span> */<a name="line.213"></a>
+<span class="sourceLineNo">214</span> public boolean isInfoEnabled() {<a name="line.214"></a>
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+<span class="sourceLineNo">217</span><a name="line.217"></a>
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+<span class="sourceLineNo">223</span> }<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span> /**<a name="line.225"></a>
+<span class="sourceLineNo">226</span> * Is warn logging currently enabled?<a name="line.226"></a>
+<span class="sourceLineNo">227</span> */<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public boolean isWarnEnabled() {<a name="line.228"></a>
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+<span class="sourceLineNo">230</span> }<a name="line.230"></a>
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+<span class="sourceLineNo">232</span> /**<a name="line.232"></a>
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+<span class="sourceLineNo">234</span> *<a name="line.234"></a>
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+<span class="sourceLineNo">244</span> *<a name="line.244"></a>
+<span class="sourceLineNo">245</span> * @param message to log<a name="line.245"></a>
+<span class="sourceLineNo">246</span> * @param exception log this cause<a name="line.246"></a>
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+<span class="sourceLineNo">248</span> */<a name="line.248"></a>
+<span class="sourceLineNo">249</span> public void trace(Object message, Throwable exception) {<a name="line.249"></a>
+<span class="sourceLineNo">250</span> log(Level.FINEST, String.valueOf(message), exception);<a name="line.250"></a>
+<span class="sourceLineNo">251</span> }<a name="line.251"></a>
+<span class="sourceLineNo">252</span><a name="line.252"></a>
+<span class="sourceLineNo">253</span> /**<a name="line.253"></a>
+<span class="sourceLineNo">254</span> * Logs a message with <code>java.util.logging.Level.WARNING</code>.<a name="line.254"></a>
+<span class="sourceLineNo">255</span> *<a name="line.255"></a>
+<span class="sourceLineNo">256</span> * @param message to log<a name="line.256"></a>
+<span class="sourceLineNo">257</span> * @see org.apache.commons.logging.Log#warn(Object)<a name="line.257"></a>
+<span class="sourceLineNo">258</span> */<a name="line.258"></a>
+<span class="sourceLineNo">259</span> public void warn(Object message) {<a name="line.259"></a>
+<span class="sourceLineNo">260</span> log(Level.WARNING, String.valueOf(message), null);<a name="line.260"></a>
+<span class="sourceLineNo">261</span> }<a name="line.261"></a>
+<span class="sourceLineNo">262</span><a name="line.262"></a>
+<span class="sourceLineNo">263</span> /**<a name="line.263"></a>
+<span class="sourceLineNo">264</span> * Logs a message with <code>java.util.logging.Level.WARNING</code>.<a name="line.264"></a>
+<span class="sourceLineNo">265</span> *<a name="line.265"></a>
+<span class="sourceLineNo">266</span> * @param message to log<a name="line.266"></a>
+<span class="sourceLineNo">267</span> * @param exception log this cause<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * @see org.apache.commons.logging.Log#warn(Object, Throwable)<a name="line.268"></a>
+<span class="sourceLineNo">269</span> */<a name="line.269"></a>
+<span class="sourceLineNo">270</span> public void warn(Object message, Throwable exception) {<a name="line.270"></a>
+<span class="sourceLineNo">271</span> log(Level.WARNING, String.valueOf(message), exception);<a name="line.271"></a>
+<span class="sourceLineNo">272</span> }<a name="line.272"></a>
+<span class="sourceLineNo">273</span>}<a name="line.273"></a>
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a>
+<span class="sourceLineNo">008</span> *<a name="line.8"></a>
+<span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
+<span class="sourceLineNo">010</span> *<a name="line.10"></a>
+<span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * See the License for the specific language governing permissions and<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * limitations under the License.<a name="line.15"></a>
+<span class="sourceLineNo">016</span> */<a name="line.16"></a>
+<span class="sourceLineNo">017</span><a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.commons.logging.impl;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import java.io.Serializable;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import org.apache.commons.logging.Log;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import org.apache.log4j.Logger;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import org.apache.log4j.Priority;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.log4j.Level;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
+<span class="sourceLineNo">027</span> * Implementation of {@link Log} that maps directly to a<a name="line.27"></a>
+<span class="sourceLineNo">028</span> * <strong>Logger</strong> for log4J version 1.2.<a name="line.28"></a>
+<span class="sourceLineNo">029</span> * <p><a name="line.29"></a>
+<span class="sourceLineNo">030</span> * Initial configuration of the corresponding Logger instances should be done<a name="line.30"></a>
+<span class="sourceLineNo">031</span> * in the usual manner, as outlined in the Log4J documentation.<a name="line.31"></a>
+<span class="sourceLineNo">032</span> * <p><a name="line.32"></a>
+<span class="sourceLineNo">033</span> * The reason this logger is distinct from the 1.3 logger is that in version 1.2<a name="line.33"></a>
+<span class="sourceLineNo">034</span> * of Log4J:<a name="line.34"></a>
+<span class="sourceLineNo">035</span> * <ul><a name="line.35"></a>
+<span class="sourceLineNo">036</span> * <li>class Logger takes Priority parameters not Level parameters.<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * <li>class Level extends Priority<a name="line.37"></a>
+<span class="sourceLineNo">038</span> * </ul><a name="line.38"></a>
+<span class="sourceLineNo">039</span> * Log4J1.3 is expected to change Level so it no longer extends Priority, which is<a name="line.39"></a>
+<span class="sourceLineNo">040</span> * a non-binary-compatible change. The class generated by compiling this code against<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * log4j 1.2 will therefore not run against log4j 1.3.<a name="line.41"></a>
+<span class="sourceLineNo">042</span> *<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * @version $Id$<a name="line.43"></a>
+<span class="sourceLineNo">044</span> */<a name="line.44"></a>
+<span class="sourceLineNo">045</span>public class Log4JLogger implements Log, Serializable {<a name="line.45"></a>
+<span class="sourceLineNo">046</span><a name="line.46"></a>
+<span class="sourceLineNo">047</span> /** Serializable version identifier. */<a name="line.47"></a>
+<span class="sourceLineNo">048</span> private static final long serialVersionUID = 5160705895411730424L;<a name="line.48"></a>
+<span class="sourceLineNo">049</span><a name="line.49"></a>
+<span class="sourceLineNo">050</span> // ------------------------------------------------------------- Attributes<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span> /** The fully qualified name of the Log4JLogger class. */<a name="line.52"></a>
+<span class="sourceLineNo">053</span> private static final String FQCN = Log4JLogger.class.getName();<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span> /** Log to this logger */<a name="line.55"></a>
+<span class="sourceLineNo">056</span> private transient volatile Logger logger = null;<a name="line.56"></a>
+<span class="sourceLineNo">057</span><a name="line.57"></a>
+<span class="sourceLineNo">058</span> /** Logger name */<a name="line.58"></a>
+<span class="sourceLineNo">059</span> private final String name;<a name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span> private static final Priority traceLevel;<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
+<span class="sourceLineNo">063</span> // ------------------------------------------------------------<a name="line.63"></a>
+<span class="sourceLineNo">064</span> // Static Initializer.<a name="line.64"></a>
+<span class="sourceLineNo">065</span> //<a name="line.65"></a>
+<span class="sourceLineNo">066</span> // Note that this must come after the static variable declarations<a name="line.66"></a>
+<span class="sourceLineNo">067</span> // otherwise initialiser expressions associated with those variables<a name="line.67"></a>
+<span class="sourceLineNo">068</span> // will override any settings done here.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> //<a name="line.69"></a>
+<span class="sourceLineNo">070</span> // Verify that log4j is available, and that it is version 1.2.<a name="line.70"></a>
+<span class="sourceLineNo">071</span> // If an ExceptionInInitializerError is generated, then LogFactoryImpl<a name="line.71"></a>
+<span class="sourceLineNo">072</span> // will treat that as meaning that the appropriate underlying logging<a name="line.72"></a>
+<span class="sourceLineNo">073</span> // library is just not present - if discovery is in progress then<a name="line.73"></a>
+<span class="sourceLineNo">074</span> // discovery will continue.<a name="line.74"></a>
+<span class="sourceLineNo">075</span> // ------------------------------------------------------------<a name="line.75"></a>
+<span class="sourceLineNo">076</span><a name="line.76"></a>
+<span class="sourceLineNo">077</span> static {<a name="line.77"></a>
+<span class="sourceLineNo">078</span> if (!Priority.class.isAssignableFrom(Level.class)) {<a name="line.78"></a>
+<span class="sourceLineNo">079</span> // nope, this is log4j 1.3, so force an ExceptionInInitializerError<a name="line.79"></a>
+<span class="sourceLineNo">080</span> throw new InstantiationError("Log4J 1.2 not available");<a name="line.80"></a>
+<span class="sourceLineNo">081</span> }<a name="line.81"></a>
+<span class="sourceLineNo">082</span><a name="line.82"></a>
+<span class="sourceLineNo">083</span> // Releases of log4j1.2 >= 1.2.12 have Priority.TRACE available, earlier<a name="line.83"></a>
+<span class="sourceLineNo">084</span> // versions do not. If TRACE is not available, then we have to map<a name="line.84"></a>
+<span class="sourceLineNo">085</span> // calls to Log.trace(...) onto the DEBUG level.<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span> Priority _traceLevel;<a name="line.87"></a>
+<span class="sourceLineNo">088</span> try {<a name="line.88"></a>
+<span class="sourceLineNo">089</span> _traceLevel = (Priority) Level.class.getDeclaredField("TRACE").get(null);<a name="line.89"></a>
+<span class="sourceLineNo">090</span> } catch(Exception ex) {<a name="line.90"></a>
+<span class="sourceLineNo">091</span> // ok, trace not available<a name="line.91"></a>
+<span class="sourceLineNo">092</span> _traceLevel = Level.DEBUG;<a name="line.92"></a>
+<span class="sourceLineNo">093</span> }<a name="line.93"></a>
+<span class="sourceLineNo">094</span> traceLevel = _traceLevel;<a name="line.94"></a>
+<span class="sourceLineNo">095</span> }<a name="line.95"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span> // ------------------------------------------------------------ Constructor<a name="line.97"></a>
+<span class="sourceLineNo">098</span><a name="line.98"></a>
+<span class="sourceLineNo">099</span> public Log4JLogger() {<a name="line.99"></a>
+<span class="sourceLineNo">100</span> name = null;<a name="line.100"></a>
+<span class="sourceLineNo">101</span> }<a name="line.101"></a>
+<span class="sourceLineNo">102</span><a name="line.102"></a>
+<span class="sourceLineNo">103</span> /**<a name="line.103"></a>
+<span class="sourceLineNo">104</span> * Base constructor.<a name="line.104"></a>
+<span class="sourceLineNo">105</span> */<a name="line.105"></a>
+<span class="sourceLineNo">106</span> public Log4JLogger(String name) {<a name="line.106"></a>
+<span class="sourceLineNo">107</span> this.name = name;<a name="line.107"></a>
+<span class="sourceLineNo">108</span> this.logger = getLogger();<a name="line.108"></a>
+<span class="sourceLineNo">109</span> }<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span> /**<a name="line.111"></a>
+<span class="sourceLineNo">112</span> * For use with a log4j factory.<a name="line.112"></a>
+<span class="sourceLineNo">113</span> */<a name="line.113"></a>
+<span class="sourceLineNo">114</span> public Log4JLogger(Logger logger) {<a name="line.114"></a>
+<span class="sourceLineNo">115</span> if (logger == null) {<a name="line.115"></a>
+<span class="sourceLineNo">116</span> throw new IllegalArgumentException(<a name="line.116"></a>
+<span class="sourceLineNo">117</span> "Warning - null logger in constructor; possible log4j misconfiguration.");<a name="line.117"></a>
+<span class="sourceLineNo">118</span> }<a name="line.118"></a>
+<span class="sourceLineNo">119</span> this.name = logger.getName();<a name="line.119"></a>
+<span class="sourceLineNo">120</span> this.logger = logger;<a name="line.120"></a>
+<span class="sourceLineNo">121</span> }<a name="line.121"></a>
+<span class="sourceLineNo">122</span><a name="line.122"></a>
+<span class="sourceLineNo">123</span> /**<a name="line.123"></a>
+<span class="sourceLineNo">124</span> * Logs a message with <code>org.apache.log4j.Priority.TRACE</code>.<a name="line.124"></a>
+<span class="sourceLineNo">125</span> * When using a log4j version that does not support the <code>TRACE</code><a name="line.125"></a>
+<span class="sourceLineNo">126</span> * level, the message will be logged at the <code>DEBUG</code> level.<a name="line.126"></a>
+<span class="sourceLineNo">127</span> *<a name="line.127"></a>
+<span class="sourceLineNo">128</span> * @param message to log<a name="line.128"></a>
+<span class="sourceLineNo">129</span> * @see org.apache.commons.logging.Log#trace(Object)<a name="line.129"></a>
+<span class="sourceLineNo">130</span> */<a name="line.130"></a>
+<span class="sourceLineNo">131</span> public void trace(Object message) {<a name="line.131"></a>
+<span class="sourceLineNo">132</span> getLogger().log(FQCN, traceLevel, message, null);<a name="line.132"></a>
+<span class="sourceLineNo">133</span> }<a name="line.133"></a>
+<span class="sourceLineNo">134</span><a name="line.134"></a>
+<span class="sourceLineNo">135</span> /**<a name="line.135"></a>
+<span class="sourceLineNo">136</span> * Logs a message with <code>org.apache.log4j.Priority.TRACE</code>.<a name="line.136"></a>
+<span class="sourceLineNo">137</span> * When using a log4j version that does not support the <code>TRACE</code><a name="line.137"></a>
+<span class="sourceLineNo">138</span> * level, the message will be logged at the <code>DEBUG</code> level.<a name="line.138"></a>
+<span class="sourceLineNo">139</span> *<a name="line.139"></a>
+<span class="sourceLineNo">140</span> * @param message to log<a name="line.140"></a>
+<span class="sourceLineNo">141</span> * @param t log this cause<a name="line.141"></a>
+<span class="sourceLineNo">142</span> * @see org.apache.commons.logging.Log#trace(Object, Throwable)<a name="line.142"></a>
+<span class="sourceLineNo">143</span> */<a name="line.143"></a>
+<span class="sourceLineNo">144</span> public void trace(Object message, Throwable t) {<a name="line.144"></a>
+<span class="sourceLineNo">145</span> getLogger().log(FQCN, traceLevel, message, t);<a name="line.145"></a>
+<span class="sourceLineNo">146</span> }<a name="line.146"></a>
+<span class="sourceLineNo">147</span><a name="line.147"></a>
+<span class="sourceLineNo">148</span> /**<a name="line.148"></a>
+<span class="sourceLineNo">149</span> * Logs a message with <code>org.apache.log4j.Priority.DEBUG</code>.<a name="line.149"></a>
+<span class="sourceLineNo">150</span> *<a name="line.150"></a>
+<span class="sourceLineNo">151</span> * @param message to log<a name="line.151"></a>
+<span class="sourceLineNo">152</span> * @see org.apache.commons.logging.Log#debug(Object)<a name="line.152"></a>
+<span class="sourceLineNo">153</span> */<a name="line.153"></a>
+<span class="sourceLineNo">154</span> public void debug(Object message) {<a name="line.154"></a>
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+<span class="sourceLineNo">156</span> }<a name="line.156"></a>
+<span class="sourceLineNo">157</span><a name="line.157"></a>
+<span class="sourceLineNo">158</span> /**<a name="line.158"></a>
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+<span class="sourceLineNo">160</span> *<a name="line.160"></a>
+<span class="sourceLineNo">161</span> * @param message to log<a name="line.161"></a>
+<span class="sourceLineNo">162</span> * @param t log this cause<a name="line.162"></a>
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+<span class="sourceLineNo">165</span> public void debug(Object message, Throwable t) {<a name="line.165"></a>
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+<span class="sourceLineNo">167</span> }<a name="line.167"></a>
+<span class="sourceLineNo">168</span><a name="line.168"></a>
+<span class="sourceLineNo">169</span> /**<a name="line.169"></a>
+<span class="sourceLineNo">170</span> * Logs a message with <code>org.apache.log4j.Priority.INFO</code>.<a name="line.170"></a>
+<span class="sourceLineNo">171</span> *<a name="line.171"></a>
+<span class="sourceLineNo">172</span> * @param message to log<a name="line.172"></a>
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+<span class="sourceLineNo">174</span> */<a name="line.174"></a>
+<span class="sourceLineNo">175</span> public void info(Object message) {<a name="line.175"></a>
+<span class="sourceLineNo">176</span> getLogger().log(FQCN, Level.INFO, message, null);<a name="line.176"></a>
+<span class="sourceLineNo">177</span> }<a name="line.177"></a>
+<span class="sourceLineNo">178</span><a name="line.178"></a>
+<span class="sourceLineNo">179</span> /**<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * Logs a message with <code>org.apache.log4j.Priority.INFO</code>.<a name="line.180"></a>
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+<span class="sourceLineNo">182</span> * @param message to log<a name="line.182"></a>
+<span class="sourceLineNo">183</span> * @param t log this cause<a name="line.183"></a>
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+<span class="sourceLineNo">185</span> */<a name="line.185"></a>
+<span class="sourceLineNo">186</span> public void info(Object message, Throwable t) {<a name="line.186"></a>
+<span class="sourceLineNo">187</span> getLogger().log(FQCN, Level.INFO, message, t);<a name="line.187"></a>
+<span class="sourceLineNo">188</span> }<a name="line.188"></a>
+<span class="sourceLineNo">189</span><a name="line.189"></a>
+<span class="sourceLineNo">190</span> /**<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * Logs a message with <code>org.apache.log4j.Priority.WARN</code>.<a name="line.191"></a>
+<span class="sourceLineNo">192</span> *<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * @param message to log<a name="line.193"></a>
+<span class="sourceLineNo">194</span> * @see org.apache.commons.logging.Log#warn(Object)<a name="line.194"></a>
+<span class="sourceLineNo">195</span> */<a name="line.195"></a>
+<span class="sourceLineNo">196</span> public void warn(Object message) {<a name="line.196"></a>
+<span class="sourceLineNo">197</span> getLogger().log(FQCN, Level.WARN, message, null);<a name="line.197"></a>
+<span class="sourceLineNo">198</span> }<a name="line.198"></a>
+<span class="sourceLineNo">199</span><a name="line.199"></a>
+<span class="sourceLineNo">200</span> /**<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * Logs a message with <code>org.apache.log4j.Priority.WARN</code>.<a name="line.201"></a>
+<span class="sourceLineNo">202</span> *<a name="line.202"></a>
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+<span class="sourceLineNo">309</span> public boolean isWarnEnabled() {<a name="line.309"></a>
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+<span class="sourceLineNo">312</span>}<a name="line.312"></a>
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