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| <FONT color="green">001</FONT> /*<a name="line.1"></a> |
| <FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a> |
| <FONT color="green">003</FONT> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a> |
| <FONT color="green">004</FONT> * this work for additional information regarding copyright ownership.<a name="line.4"></a> |
| <FONT color="green">005</FONT> * The ASF licenses this file to You under the Apache license, Version 2.0<a name="line.5"></a> |
| <FONT color="green">006</FONT> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a> |
| <FONT color="green">007</FONT> * the License. You may obtain a copy of the License at<a name="line.7"></a> |
| <FONT color="green">008</FONT> *<a name="line.8"></a> |
| <FONT color="green">009</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a> |
| <FONT color="green">010</FONT> *<a name="line.10"></a> |
| <FONT color="green">011</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a> |
| <FONT color="green">012</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a> |
| <FONT color="green">013</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a> |
| <FONT color="green">014</FONT> * See the license for the specific language governing permissions and<a name="line.14"></a> |
| <FONT color="green">015</FONT> * limitations under the license.<a name="line.15"></a> |
| <FONT color="green">016</FONT> */<a name="line.16"></a> |
| <FONT color="green">017</FONT> package org.apache.logging.log4j;<a name="line.17"></a> |
| <FONT color="green">018</FONT> <a name="line.18"></a> |
| <FONT color="green">019</FONT> import org.apache.logging.log4j.simple.SimpleLoggerContextFactory;<a name="line.19"></a> |
| <FONT color="green">020</FONT> import org.apache.logging.log4j.status.StatusLogger;<a name="line.20"></a> |
| <FONT color="green">021</FONT> import org.apache.logging.log4j.spi.LoggerContext;<a name="line.21"></a> |
| <FONT color="green">022</FONT> import org.apache.logging.log4j.spi.LoggerContextFactory;<a name="line.22"></a> |
| <FONT color="green">023</FONT> import org.apache.logging.log4j.util.PropsUtil;<a name="line.23"></a> |
| <FONT color="green">024</FONT> <a name="line.24"></a> |
| <FONT color="green">025</FONT> import java.io.IOException;<a name="line.25"></a> |
| <FONT color="green">026</FONT> import java.net.URL;<a name="line.26"></a> |
| <FONT color="green">027</FONT> import java.util.Enumeration;<a name="line.27"></a> |
| <FONT color="green">028</FONT> import java.util.Map;<a name="line.28"></a> |
| <FONT color="green">029</FONT> import java.util.Properties;<a name="line.29"></a> |
| <FONT color="green">030</FONT> import java.util.SortedMap;<a name="line.30"></a> |
| <FONT color="green">031</FONT> import java.util.TreeMap;<a name="line.31"></a> |
| <FONT color="green">032</FONT> <a name="line.32"></a> |
| <FONT color="green">033</FONT> /**<a name="line.33"></a> |
| <FONT color="green">034</FONT> * The anchor point for the logging system.<a name="line.34"></a> |
| <FONT color="green">035</FONT> */<a name="line.35"></a> |
| <FONT color="green">036</FONT> public class LogManager {<a name="line.36"></a> |
| <FONT color="green">037</FONT> /**<a name="line.37"></a> |
| <FONT color="green">038</FONT> * The name of the root Logger.<a name="line.38"></a> |
| <FONT color="green">039</FONT> */<a name="line.39"></a> |
| <FONT color="green">040</FONT> public static final String ROOT_LOGGER_NAME = "";<a name="line.40"></a> |
| <FONT color="green">041</FONT> <a name="line.41"></a> |
| <FONT color="green">042</FONT> private static final String LOGGER_RESOURCE = "META-INF/log4j-provider.properties";<a name="line.42"></a> |
| <FONT color="green">043</FONT> private static final String LOGGER_CONTEXT_FACTORY = "LoggerContextFactory";<a name="line.43"></a> |
| <FONT color="green">044</FONT> private static final String API_VERSION = "Log4jAPIVersion";<a name="line.44"></a> |
| <FONT color="green">045</FONT> private static final String FACTORY_PRIORITY = "FactoryPriority";<a name="line.45"></a> |
| <FONT color="green">046</FONT> private static final String[] COMPATIBLE_API_VERSIONS = {<a name="line.46"></a> |
| <FONT color="green">047</FONT> "2.0.0"<a name="line.47"></a> |
| <FONT color="green">048</FONT> };<a name="line.48"></a> |
| <FONT color="green">049</FONT> <a name="line.49"></a> |
| <FONT color="green">050</FONT> private static final String FACTORY_PROPERTY_NAME = "log4j2.loggerContextFactory";<a name="line.50"></a> |
| <FONT color="green">051</FONT> <a name="line.51"></a> |
| <FONT color="green">052</FONT> private static LoggerContextFactory factory;<a name="line.52"></a> |
| <FONT color="green">053</FONT> <a name="line.53"></a> |
| <FONT color="green">054</FONT> private static final Logger logger = StatusLogger.getLogger();<a name="line.54"></a> |
| <FONT color="green">055</FONT> <a name="line.55"></a> |
| <FONT color="green">056</FONT> /**<a name="line.56"></a> |
| <FONT color="green">057</FONT> * Prevents instantiation<a name="line.57"></a> |
| <FONT color="green">058</FONT> */<a name="line.58"></a> |
| <FONT color="green">059</FONT> protected LogManager() {<a name="line.59"></a> |
| <FONT color="green">060</FONT> }<a name="line.60"></a> |
| <FONT color="green">061</FONT> <a name="line.61"></a> |
| <FONT color="green">062</FONT> /**<a name="line.62"></a> |
| <FONT color="green">063</FONT> * Scans the classpath to find all logging implementation. Currently, only one will<a name="line.63"></a> |
| <FONT color="green">064</FONT> * be used but this could be extended to allow multiple implementations to be used.<a name="line.64"></a> |
| <FONT color="green">065</FONT> */<a name="line.65"></a> |
| <FONT color="green">066</FONT> static {<a name="line.66"></a> |
| <FONT color="green">067</FONT> // Shortcut binding to force a specific logging implementation.<a name="line.67"></a> |
| <FONT color="green">068</FONT> PropsUtil managerProps = new PropsUtil("log4j2.LogManager.properties");<a name="line.68"></a> |
| <FONT color="green">069</FONT> String factoryClass = managerProps.getStringProperty(FACTORY_PROPERTY_NAME);<a name="line.69"></a> |
| <FONT color="green">070</FONT> ClassLoader cl = findClassLoader();<a name="line.70"></a> |
| <FONT color="green">071</FONT> if (factoryClass != null) {<a name="line.71"></a> |
| <FONT color="green">072</FONT> try {<a name="line.72"></a> |
| <FONT color="green">073</FONT> Class<?> clazz = cl.loadClass(factoryClass);<a name="line.73"></a> |
| <FONT color="green">074</FONT> if (LoggerContextFactory.class.isAssignableFrom(clazz)) {<a name="line.74"></a> |
| <FONT color="green">075</FONT> factory = (LoggerContextFactory) clazz.newInstance();<a name="line.75"></a> |
| <FONT color="green">076</FONT> }<a name="line.76"></a> |
| <FONT color="green">077</FONT> } catch (ClassNotFoundException cnfe) {<a name="line.77"></a> |
| <FONT color="green">078</FONT> logger.error("Unable to locate configured LoggerContextFactory {}", factoryClass);<a name="line.78"></a> |
| <FONT color="green">079</FONT> } catch (Exception ex) {<a name="line.79"></a> |
| <FONT color="green">080</FONT> logger.error("Unable to create configured LoggerContextFactory {}", factoryClass, ex);<a name="line.80"></a> |
| <FONT color="green">081</FONT> }<a name="line.81"></a> |
| <FONT color="green">082</FONT> }<a name="line.82"></a> |
| <FONT color="green">083</FONT> <a name="line.83"></a> |
| <FONT color="green">084</FONT> if (factory == null) {<a name="line.84"></a> |
| <FONT color="green">085</FONT> SortedMap<Integer, LoggerContextFactory> factories = new TreeMap<Integer, LoggerContextFactory>();<a name="line.85"></a> |
| <FONT color="green">086</FONT> <a name="line.86"></a> |
| <FONT color="green">087</FONT> Enumeration<URL> enumResources = null;<a name="line.87"></a> |
| <FONT color="green">088</FONT> try {<a name="line.88"></a> |
| <FONT color="green">089</FONT> enumResources = cl.getResources(LOGGER_RESOURCE);<a name="line.89"></a> |
| <FONT color="green">090</FONT> } catch (IOException e) {<a name="line.90"></a> |
| <FONT color="green">091</FONT> logger.fatal("Unable to locate " + LOGGER_RESOURCE, e);<a name="line.91"></a> |
| <FONT color="green">092</FONT> }<a name="line.92"></a> |
| <FONT color="green">093</FONT> <a name="line.93"></a> |
| <FONT color="green">094</FONT> if (enumResources != null) {<a name="line.94"></a> |
| <FONT color="green">095</FONT> while (enumResources.hasMoreElements()) {<a name="line.95"></a> |
| <FONT color="green">096</FONT> Properties props = new Properties();<a name="line.96"></a> |
| <FONT color="green">097</FONT> URL url = enumResources.nextElement();<a name="line.97"></a> |
| <FONT color="green">098</FONT> try {<a name="line.98"></a> |
| <FONT color="green">099</FONT> props.load(url.openStream());<a name="line.99"></a> |
| <FONT color="green">100</FONT> } catch (IOException ioe) {<a name="line.100"></a> |
| <FONT color="green">101</FONT> logger.error("Unable to read " + url.toString(), ioe);<a name="line.101"></a> |
| <FONT color="green">102</FONT> }<a name="line.102"></a> |
| <FONT color="green">103</FONT> if (!validVersion(props.getProperty(API_VERSION))) {<a name="line.103"></a> |
| <FONT color="green">104</FONT> continue;<a name="line.104"></a> |
| <FONT color="green">105</FONT> }<a name="line.105"></a> |
| <FONT color="green">106</FONT> String weight = props.getProperty(FACTORY_PRIORITY);<a name="line.106"></a> |
| <FONT color="green">107</FONT> Integer priority = weight == null ? -1 : Integer.valueOf(weight);<a name="line.107"></a> |
| <FONT color="green">108</FONT> String className = props.getProperty(LOGGER_CONTEXT_FACTORY);<a name="line.108"></a> |
| <FONT color="green">109</FONT> if (className != null) {<a name="line.109"></a> |
| <FONT color="green">110</FONT> try {<a name="line.110"></a> |
| <FONT color="green">111</FONT> Class<?> clazz = cl.loadClass(className);<a name="line.111"></a> |
| <FONT color="green">112</FONT> if (LoggerContextFactory.class.isAssignableFrom(clazz)) {<a name="line.112"></a> |
| <FONT color="green">113</FONT> factories.put(priority, (LoggerContextFactory) clazz.newInstance());<a name="line.113"></a> |
| <FONT color="green">114</FONT> } else {<a name="line.114"></a> |
| <FONT color="green">115</FONT> logger.error(className + " does not implement " + LoggerContextFactory.class.getName());<a name="line.115"></a> |
| <FONT color="green">116</FONT> }<a name="line.116"></a> |
| <FONT color="green">117</FONT> } catch (ClassNotFoundException cnfe) {<a name="line.117"></a> |
| <FONT color="green">118</FONT> logger.error("Unable to locate class " + className + " specified in " + url.toString(),<a name="line.118"></a> |
| <FONT color="green">119</FONT> cnfe);<a name="line.119"></a> |
| <FONT color="green">120</FONT> } catch (IllegalAccessException iae) {<a name="line.120"></a> |
| <FONT color="green">121</FONT> logger.error("Unable to create class " + className + " specified in " + url.toString(),<a name="line.121"></a> |
| <FONT color="green">122</FONT> iae);<a name="line.122"></a> |
| <FONT color="green">123</FONT> } catch (Exception e) {<a name="line.123"></a> |
| <FONT color="green">124</FONT> logger.error("Unable to create class " + className + " specified in " + url.toString(), e);<a name="line.124"></a> |
| <FONT color="green">125</FONT> e.printStackTrace();<a name="line.125"></a> |
| <FONT color="green">126</FONT> }<a name="line.126"></a> |
| <FONT color="green">127</FONT> }<a name="line.127"></a> |
| <FONT color="green">128</FONT> }<a name="line.128"></a> |
| <FONT color="green">129</FONT> if (factories.size() == 0) {<a name="line.129"></a> |
| <FONT color="green">130</FONT> logger.error("Unable to locate a logging implementation, using SimpleLogger");<a name="line.130"></a> |
| <FONT color="green">131</FONT> factory = new SimpleLoggerContextFactory();<a name="line.131"></a> |
| <FONT color="green">132</FONT> } else {<a name="line.132"></a> |
| <FONT color="green">133</FONT> StringBuilder sb = new StringBuilder("Multiple logging implementations found: \n");<a name="line.133"></a> |
| <FONT color="green">134</FONT> for (Map.Entry<Integer, LoggerContextFactory> entry : factories.entrySet()) {<a name="line.134"></a> |
| <FONT color="green">135</FONT> sb.append("Factory: ").append(entry.getValue().getClass().getName());<a name="line.135"></a> |
| <FONT color="green">136</FONT> sb.append(", Weighting: ").append(entry.getKey()).append("\n");<a name="line.136"></a> |
| <FONT color="green">137</FONT> }<a name="line.137"></a> |
| <FONT color="green">138</FONT> factory = factories.get(factories.lastKey());<a name="line.138"></a> |
| <FONT color="green">139</FONT> sb.append("Using factory: ").append(factory.getClass().getName());<a name="line.139"></a> |
| <FONT color="green">140</FONT> logger.warn(sb.toString());<a name="line.140"></a> |
| <FONT color="green">141</FONT> <a name="line.141"></a> |
| <FONT color="green">142</FONT> }<a name="line.142"></a> |
| <FONT color="green">143</FONT> } else {<a name="line.143"></a> |
| <FONT color="green">144</FONT> logger.error("Unable to locate a logging implementation, using SimpleLogger");<a name="line.144"></a> |
| <FONT color="green">145</FONT> factory = new SimpleLoggerContextFactory();<a name="line.145"></a> |
| <FONT color="green">146</FONT> }<a name="line.146"></a> |
| <FONT color="green">147</FONT> }<a name="line.147"></a> |
| <FONT color="green">148</FONT> }<a name="line.148"></a> |
| <FONT color="green">149</FONT> <a name="line.149"></a> |
| <FONT color="green">150</FONT> /**<a name="line.150"></a> |
| <FONT color="green">151</FONT> * Returns the LoggerContextFactory.<a name="line.151"></a> |
| <FONT color="green">152</FONT> * @return The LoggerContextFactory.<a name="line.152"></a> |
| <FONT color="green">153</FONT> */<a name="line.153"></a> |
| <FONT color="green">154</FONT> public static LoggerContextFactory getFactory() {<a name="line.154"></a> |
| <FONT color="green">155</FONT> return factory;<a name="line.155"></a> |
| <FONT color="green">156</FONT> }<a name="line.156"></a> |
| <FONT color="green">157</FONT> <a name="line.157"></a> |
| <FONT color="green">158</FONT> /**<a name="line.158"></a> |
| <FONT color="green">159</FONT> * Returns a Logger with the specified name.<a name="line.159"></a> |
| <FONT color="green">160</FONT> *<a name="line.160"></a> |
| <FONT color="green">161</FONT> * @param name The logger name.<a name="line.161"></a> |
| <FONT color="green">162</FONT> * @return The Logger.<a name="line.162"></a> |
| <FONT color="green">163</FONT> */<a name="line.163"></a> |
| <FONT color="green">164</FONT> public static Logger getLogger(String name) {<a name="line.164"></a> |
| <FONT color="green">165</FONT> return factory.getContext(LogManager.class.getName(), null, false).getLogger(name);<a name="line.165"></a> |
| <FONT color="green">166</FONT> }<a name="line.166"></a> |
| <FONT color="green">167</FONT> <a name="line.167"></a> |
| <FONT color="green">168</FONT> /**<a name="line.168"></a> |
| <FONT color="green">169</FONT> * Returns a Logger using the fully qualified name of the Class as the Logger name.<a name="line.169"></a> |
| <FONT color="green">170</FONT> * @param clazz The Class whose name should be used as the Logger name.<a name="line.170"></a> |
| <FONT color="green">171</FONT> * @return The Logger.<a name="line.171"></a> |
| <FONT color="green">172</FONT> */<a name="line.172"></a> |
| <FONT color="green">173</FONT> public static Logger getLogger(Class<?> clazz) {<a name="line.173"></a> |
| <FONT color="green">174</FONT> return getLogger(clazz != null ? clazz.getName() : null);<a name="line.174"></a> |
| <FONT color="green">175</FONT> }<a name="line.175"></a> |
| <FONT color="green">176</FONT> <a name="line.176"></a> |
| <FONT color="green">177</FONT> /**<a name="line.177"></a> |
| <FONT color="green">178</FONT> * Returns a Logger using the fully qualified class name of the value as the Logger name.<a name="line.178"></a> |
| <FONT color="green">179</FONT> * @param value The value whose class name should be used as the Logger name.<a name="line.179"></a> |
| <FONT color="green">180</FONT> * @return The Logger.<a name="line.180"></a> |
| <FONT color="green">181</FONT> */<a name="line.181"></a> |
| <FONT color="green">182</FONT> public static Logger getLogger(Object value) {<a name="line.182"></a> |
| <FONT color="green">183</FONT> return getLogger(value != null ? value.getClass() : null);<a name="line.183"></a> |
| <FONT color="green">184</FONT> }<a name="line.184"></a> |
| <FONT color="green">185</FONT> <a name="line.185"></a> |
| <FONT color="green">186</FONT> /**<a name="line.186"></a> |
| <FONT color="green">187</FONT> * Returns a Logger with the specified name.<a name="line.187"></a> |
| <FONT color="green">188</FONT> *<a name="line.188"></a> |
| <FONT color="green">189</FONT> * @param fqcn The fully qualified class name of the class that this method is a member of.<a name="line.189"></a> |
| <FONT color="green">190</FONT> * @param name The logger name.<a name="line.190"></a> |
| <FONT color="green">191</FONT> * @return The Logger.<a name="line.191"></a> |
| <FONT color="green">192</FONT> */<a name="line.192"></a> |
| <FONT color="green">193</FONT> protected static Logger getLogger(String fqcn, String name) {<a name="line.193"></a> |
| <FONT color="green">194</FONT> return factory.getContext(fqcn, null, false).getLogger(name);<a name="line.194"></a> |
| <FONT color="green">195</FONT> }<a name="line.195"></a> |
| <FONT color="green">196</FONT> <a name="line.196"></a> |
| <FONT color="green">197</FONT> /**<a name="line.197"></a> |
| <FONT color="green">198</FONT> * Returns the current LoggerContext.<a name="line.198"></a> |
| <FONT color="green">199</FONT> * <p><a name="line.199"></a> |
| <FONT color="green">200</FONT> * WARNING - The LoggerContext returned by this method may not be the LoggerContext used to create a Logger<a name="line.200"></a> |
| <FONT color="green">201</FONT> * for the calling class.<a name="line.201"></a> |
| <FONT color="green">202</FONT> * @return The current LoggerContext.<a name="line.202"></a> |
| <FONT color="green">203</FONT> */<a name="line.203"></a> |
| <FONT color="green">204</FONT> public static LoggerContext getContext() {<a name="line.204"></a> |
| <FONT color="green">205</FONT> return factory.getContext(LogManager.class.getName(), null, true);<a name="line.205"></a> |
| <FONT color="green">206</FONT> }<a name="line.206"></a> |
| <FONT color="green">207</FONT> <a name="line.207"></a> |
| <FONT color="green">208</FONT> /**<a name="line.208"></a> |
| <FONT color="green">209</FONT> * Returns a LoggerContext.<a name="line.209"></a> |
| <FONT color="green">210</FONT> *<a name="line.210"></a> |
| <FONT color="green">211</FONT> * @param currentContext if false the LoggerContext appropriate for the caller of this method is returned. For<a name="line.211"></a> |
| <FONT color="green">212</FONT> * example, in a web application if the caller is a class in WEB-INF/lib then one LoggerContext may be<a name="line.212"></a> |
| <FONT color="green">213</FONT> * returned and if the caller is a class in the container's classpath then a different LoggerContext may be<a name="line.213"></a> |
| <FONT color="green">214</FONT> * returned. If true then only a single LoggerContext will be returned.<a name="line.214"></a> |
| <FONT color="green">215</FONT> * @return a LoggerContext.<a name="line.215"></a> |
| <FONT color="green">216</FONT> */<a name="line.216"></a> |
| <FONT color="green">217</FONT> public static LoggerContext getContext(boolean currentContext) {<a name="line.217"></a> |
| <FONT color="green">218</FONT> return factory.getContext(LogManager.class.getName(), null, currentContext);<a name="line.218"></a> |
| <FONT color="green">219</FONT> }<a name="line.219"></a> |
| <FONT color="green">220</FONT> <a name="line.220"></a> |
| <FONT color="green">221</FONT> /**<a name="line.221"></a> |
| <FONT color="green">222</FONT> * Returns a LoggerContext.<a name="line.222"></a> |
| <FONT color="green">223</FONT> *<a name="line.223"></a> |
| <FONT color="green">224</FONT> * @param loader The ClassLoader for the context. If null the context will attempt to determine the appropriate<a name="line.224"></a> |
| <FONT color="green">225</FONT> * ClassLoader.<a name="line.225"></a> |
| <FONT color="green">226</FONT> * @param currentContext if false the LoggerContext appropriate for the caller of this method is returned. For<a name="line.226"></a> |
| <FONT color="green">227</FONT> * example, in a web application if the caller is a class in WEB-INF/lib then one LoggerContext may be<a name="line.227"></a> |
| <FONT color="green">228</FONT> * returned and if the caller is a class in the container's classpath then a different LoggerContext may be<a name="line.228"></a> |
| <FONT color="green">229</FONT> * returned. If true then only a single LoggerContext will be returned.<a name="line.229"></a> |
| <FONT color="green">230</FONT> * @return a LoggerContext.<a name="line.230"></a> |
| <FONT color="green">231</FONT> */<a name="line.231"></a> |
| <FONT color="green">232</FONT> public static LoggerContext getContext(ClassLoader loader, boolean currentContext) {<a name="line.232"></a> |
| <FONT color="green">233</FONT> return factory.getContext(LogManager.class.getName(), loader, currentContext);<a name="line.233"></a> |
| <FONT color="green">234</FONT> }<a name="line.234"></a> |
| <FONT color="green">235</FONT> <a name="line.235"></a> |
| <FONT color="green">236</FONT> <a name="line.236"></a> |
| <FONT color="green">237</FONT> /**<a name="line.237"></a> |
| <FONT color="green">238</FONT> * Returns a LoggerContext<a name="line.238"></a> |
| <FONT color="green">239</FONT> * @param fqcn The fully qualified class name of the Class that this method is a member of.<a name="line.239"></a> |
| <FONT color="green">240</FONT> * @param currentContext if false the LoggerContext appropriate for the caller of this method is returned. For<a name="line.240"></a> |
| <FONT color="green">241</FONT> * example, in a web application if the caller is a class in WEB-INF/lib then one LoggerContext may be<a name="line.241"></a> |
| <FONT color="green">242</FONT> * returned and if the caller is a class in the container's classpath then a different LoggerContext may be<a name="line.242"></a> |
| <FONT color="green">243</FONT> * returned. If true then only a single LoggerContext will be returned.<a name="line.243"></a> |
| <FONT color="green">244</FONT> * @return a LoggerContext.<a name="line.244"></a> |
| <FONT color="green">245</FONT> */<a name="line.245"></a> |
| <FONT color="green">246</FONT> protected static LoggerContext getContext(String fqcn, boolean currentContext) {<a name="line.246"></a> |
| <FONT color="green">247</FONT> return factory.getContext(fqcn, null, currentContext);<a name="line.247"></a> |
| <FONT color="green">248</FONT> }<a name="line.248"></a> |
| <FONT color="green">249</FONT> <a name="line.249"></a> |
| <FONT color="green">250</FONT> <a name="line.250"></a> |
| <FONT color="green">251</FONT> /**<a name="line.251"></a> |
| <FONT color="green">252</FONT> * Returns a LoggerContext<a name="line.252"></a> |
| <FONT color="green">253</FONT> * @param fqcn The fully qualified class name of the Class that this method is a member of.<a name="line.253"></a> |
| <FONT color="green">254</FONT> * @param loader The ClassLoader for the context. If null the context will attempt to determine the appropriate<a name="line.254"></a> |
| <FONT color="green">255</FONT> * ClassLoader.<a name="line.255"></a> |
| <FONT color="green">256</FONT> * @param currentContext if false the LoggerContext appropriate for the caller of this method is returned. For<a name="line.256"></a> |
| <FONT color="green">257</FONT> * example, in a web application if the caller is a class in WEB-INF/lib then one LoggerContext may be<a name="line.257"></a> |
| <FONT color="green">258</FONT> * returned and if the caller is a class in the container's classpath then a different LoggerContext may be<a name="line.258"></a> |
| <FONT color="green">259</FONT> * returned. If true then only a single LoggerContext will be returned.<a name="line.259"></a> |
| <FONT color="green">260</FONT> * @return a LoggerContext.<a name="line.260"></a> |
| <FONT color="green">261</FONT> */<a name="line.261"></a> |
| <FONT color="green">262</FONT> protected static LoggerContext getContext(String fqcn, ClassLoader loader, boolean currentContext) {<a name="line.262"></a> |
| <FONT color="green">263</FONT> return factory.getContext(fqcn, loader, currentContext);<a name="line.263"></a> |
| <FONT color="green">264</FONT> }<a name="line.264"></a> |
| <FONT color="green">265</FONT> <a name="line.265"></a> |
| <FONT color="green">266</FONT> private static ClassLoader findClassLoader() {<a name="line.266"></a> |
| <FONT color="green">267</FONT> ClassLoader cl;<a name="line.267"></a> |
| <FONT color="green">268</FONT> if (System.getSecurityManager() == null) {<a name="line.268"></a> |
| <FONT color="green">269</FONT> cl = Thread.currentThread().getContextClassLoader();<a name="line.269"></a> |
| <FONT color="green">270</FONT> } else {<a name="line.270"></a> |
| <FONT color="green">271</FONT> cl = java.security.AccessController.doPrivileged(<a name="line.271"></a> |
| <FONT color="green">272</FONT> new java.security.PrivilegedAction<ClassLoader>() {<a name="line.272"></a> |
| <FONT color="green">273</FONT> public ClassLoader run() {<a name="line.273"></a> |
| <FONT color="green">274</FONT> return Thread.currentThread().getContextClassLoader();<a name="line.274"></a> |
| <FONT color="green">275</FONT> }<a name="line.275"></a> |
| <FONT color="green">276</FONT> }<a name="line.276"></a> |
| <FONT color="green">277</FONT> );<a name="line.277"></a> |
| <FONT color="green">278</FONT> }<a name="line.278"></a> |
| <FONT color="green">279</FONT> if (cl == null) {<a name="line.279"></a> |
| <FONT color="green">280</FONT> cl = LogManager.class.getClassLoader();<a name="line.280"></a> |
| <FONT color="green">281</FONT> }<a name="line.281"></a> |
| <FONT color="green">282</FONT> <a name="line.282"></a> |
| <FONT color="green">283</FONT> return cl;<a name="line.283"></a> |
| <FONT color="green">284</FONT> }<a name="line.284"></a> |
| <FONT color="green">285</FONT> <a name="line.285"></a> |
| <FONT color="green">286</FONT> private static boolean validVersion(String version) {<a name="line.286"></a> |
| <FONT color="green">287</FONT> for (String v : COMPATIBLE_API_VERSIONS) {<a name="line.287"></a> |
| <FONT color="green">288</FONT> if (version.startsWith(v)) {<a name="line.288"></a> |
| <FONT color="green">289</FONT> return true;<a name="line.289"></a> |
| <FONT color="green">290</FONT> }<a name="line.290"></a> |
| <FONT color="green">291</FONT> }<a name="line.291"></a> |
| <FONT color="green">292</FONT> return false;<a name="line.292"></a> |
| <FONT color="green">293</FONT> }<a name="line.293"></a> |
| <FONT color="green">294</FONT> <a name="line.294"></a> |
| <FONT color="green">295</FONT> }<a name="line.295"></a> |
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