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| <PRE> |
| <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.log4j;<a name="line.17"></a> |
| <FONT color="green">018</FONT> <a name="line.18"></a> |
| <FONT color="green">019</FONT> import java.io.IOException;<a name="line.19"></a> |
| <FONT color="green">020</FONT> import java.io.ObjectInputStream;<a name="line.20"></a> |
| <FONT color="green">021</FONT> import java.io.ObjectOutputStream;<a name="line.21"></a> |
| <FONT color="green">022</FONT> import java.io.ObjectStreamException;<a name="line.22"></a> |
| <FONT color="green">023</FONT> import java.io.Serializable;<a name="line.23"></a> |
| <FONT color="green">024</FONT> <a name="line.24"></a> |
| <FONT color="green">025</FONT> /**<a name="line.25"></a> |
| <FONT color="green">026</FONT> * Defines the minimum set of levels recognized by the system, that is<a name="line.26"></a> |
| <FONT color="green">027</FONT> * <code>OFF</code>, <code>FATAL</code>, <code>ERROR</code>,<a name="line.27"></a> |
| <FONT color="green">028</FONT> * <code>WARN</code>, <code>INFO</code, <code>DEBUG</code><a name="line.28"></a> |
| <FONT color="green">029</FONT> * and<a name="line.29"></a> |
| <FONT color="green">030</FONT> * <code>ALL</code>.<a name="line.30"></a> |
| <FONT color="green">031</FONT> * <p/><a name="line.31"></a> |
| <FONT color="green">032</FONT> * <p>The <code>Level</code> class may be subclassed to define a larger<a name="line.32"></a> |
| <FONT color="green">033</FONT> * level set.<a name="line.33"></a> |
| <FONT color="green">034</FONT> */<a name="line.34"></a> |
| <FONT color="green">035</FONT> public class Level extends Priority implements Serializable {<a name="line.35"></a> |
| <FONT color="green">036</FONT> <a name="line.36"></a> |
| <FONT color="green">037</FONT> /**<a name="line.37"></a> |
| <FONT color="green">038</FONT> * TRACE level integer value.<a name="line.38"></a> |
| <FONT color="green">039</FONT> *<a name="line.39"></a> |
| <FONT color="green">040</FONT> * @since 1.2.12<a name="line.40"></a> |
| <FONT color="green">041</FONT> */<a name="line.41"></a> |
| <FONT color="green">042</FONT> public static final int TRACE_INT = 5000;<a name="line.42"></a> |
| <FONT color="green">043</FONT> <a name="line.43"></a> |
| <FONT color="green">044</FONT> /**<a name="line.44"></a> |
| <FONT color="green">045</FONT> * The <code>OFF</code> has the highest possible rank and is<a name="line.45"></a> |
| <FONT color="green">046</FONT> * intended to turn off logging.<a name="line.46"></a> |
| <FONT color="green">047</FONT> */<a name="line.47"></a> |
| <FONT color="green">048</FONT> public static final Level OFF = new Level(OFF_INT, "OFF", 0);<a name="line.48"></a> |
| <FONT color="green">049</FONT> <a name="line.49"></a> |
| <FONT color="green">050</FONT> /**<a name="line.50"></a> |
| <FONT color="green">051</FONT> * The <code>FATAL</code> level designates very severe error<a name="line.51"></a> |
| <FONT color="green">052</FONT> * events that will presumably lead the application to abort.<a name="line.52"></a> |
| <FONT color="green">053</FONT> */<a name="line.53"></a> |
| <FONT color="green">054</FONT> public static final Level FATAL = new Level(FATAL_INT, "FATAL", 0);<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> * The <code>ERROR</code> level designates error events that<a name="line.57"></a> |
| <FONT color="green">058</FONT> * might still allow the application to continue running.<a name="line.58"></a> |
| <FONT color="green">059</FONT> */<a name="line.59"></a> |
| <FONT color="green">060</FONT> public static final Level ERROR = new Level(ERROR_INT, "ERROR", 3);<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> * The <code>WARN</code> level designates potentially harmful situations.<a name="line.63"></a> |
| <FONT color="green">064</FONT> */<a name="line.64"></a> |
| <FONT color="green">065</FONT> public static final Level WARN = new Level(WARN_INT, "WARN", 4);<a name="line.65"></a> |
| <FONT color="green">066</FONT> <a name="line.66"></a> |
| <FONT color="green">067</FONT> /**<a name="line.67"></a> |
| <FONT color="green">068</FONT> * The <code>INFO</code> level designates informational messages<a name="line.68"></a> |
| <FONT color="green">069</FONT> * that highlight the progress of the application at coarse-grained<a name="line.69"></a> |
| <FONT color="green">070</FONT> * level.<a name="line.70"></a> |
| <FONT color="green">071</FONT> */<a name="line.71"></a> |
| <FONT color="green">072</FONT> public static final Level INFO = new Level(INFO_INT, "INFO", 6);<a name="line.72"></a> |
| <FONT color="green">073</FONT> <a name="line.73"></a> |
| <FONT color="green">074</FONT> /**<a name="line.74"></a> |
| <FONT color="green">075</FONT> * The <code>DEBUG</code> Level designates fine-grained<a name="line.75"></a> |
| <FONT color="green">076</FONT> * informational events that are most useful to debug an<a name="line.76"></a> |
| <FONT color="green">077</FONT> * application.<a name="line.77"></a> |
| <FONT color="green">078</FONT> */<a name="line.78"></a> |
| <FONT color="green">079</FONT> public static final Level DEBUG = new Level(DEBUG_INT, "DEBUG", 7);<a name="line.79"></a> |
| <FONT color="green">080</FONT> <a name="line.80"></a> |
| <FONT color="green">081</FONT> /**<a name="line.81"></a> |
| <FONT color="green">082</FONT> * The <code>TRACE</code> Level designates finer-grained<a name="line.82"></a> |
| <FONT color="green">083</FONT> * informational events than the <code>DEBUG</code> level.<a name="line.83"></a> |
| <FONT color="green">084</FONT> */<a name="line.84"></a> |
| <FONT color="green">085</FONT> public static final Level TRACE = new Level(TRACE_INT, "TRACE", 7);<a name="line.85"></a> |
| <FONT color="green">086</FONT> <a name="line.86"></a> |
| <FONT color="green">087</FONT> /**<a name="line.87"></a> |
| <FONT color="green">088</FONT> * The <code>ALL</code> has the lowest possible rank and is intended to<a name="line.88"></a> |
| <FONT color="green">089</FONT> * turn on all logging.<a name="line.89"></a> |
| <FONT color="green">090</FONT> */<a name="line.90"></a> |
| <FONT color="green">091</FONT> public static final Level ALL = new Level(ALL_INT, "ALL", 7);<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> * Serialization version id.<a name="line.94"></a> |
| <FONT color="green">095</FONT> */<a name="line.95"></a> |
| <FONT color="green">096</FONT> private static final long serialVersionUID = 3491141966387921974L;<a name="line.96"></a> |
| <FONT color="green">097</FONT> <a name="line.97"></a> |
| <FONT color="green">098</FONT> /**<a name="line.98"></a> |
| <FONT color="green">099</FONT> * Instantiate a Level object.<a name="line.99"></a> |
| <FONT color="green">100</FONT> *<a name="line.100"></a> |
| <FONT color="green">101</FONT> * @param level The logging level.<a name="line.101"></a> |
| <FONT color="green">102</FONT> * @param levelStr The level name.<a name="line.102"></a> |
| <FONT color="green">103</FONT> * @param syslogEquivalent The matching syslog level.<a name="line.103"></a> |
| <FONT color="green">104</FONT> */<a name="line.104"></a> |
| <FONT color="green">105</FONT> protected Level(int level, String levelStr, int syslogEquivalent) {<a name="line.105"></a> |
| <FONT color="green">106</FONT> super(level, levelStr, syslogEquivalent);<a name="line.106"></a> |
| <FONT color="green">107</FONT> }<a name="line.107"></a> |
| <FONT color="green">108</FONT> <a name="line.108"></a> |
| <FONT color="green">109</FONT> <a name="line.109"></a> |
| <FONT color="green">110</FONT> /**<a name="line.110"></a> |
| <FONT color="green">111</FONT> * Convert the string passed as argument to a level. If the<a name="line.111"></a> |
| <FONT color="green">112</FONT> * conversion fails, then this method returns {@link #DEBUG}.<a name="line.112"></a> |
| <FONT color="green">113</FONT> *<a name="line.113"></a> |
| <FONT color="green">114</FONT> * @param sArg The level name.<a name="line.114"></a> |
| <FONT color="green">115</FONT> * @return The Level.<a name="line.115"></a> |
| <FONT color="green">116</FONT> */<a name="line.116"></a> |
| <FONT color="green">117</FONT> public static Level toLevel(String sArg) {<a name="line.117"></a> |
| <FONT color="green">118</FONT> return toLevel(sArg, Level.DEBUG);<a name="line.118"></a> |
| <FONT color="green">119</FONT> }<a name="line.119"></a> |
| <FONT color="green">120</FONT> <a name="line.120"></a> |
| <FONT color="green">121</FONT> /**<a name="line.121"></a> |
| <FONT color="green">122</FONT> * Convert an integer passed as argument to a level. If the<a name="line.122"></a> |
| <FONT color="green">123</FONT> * conversion fails, then this method returns {@link #DEBUG}.<a name="line.123"></a> |
| <FONT color="green">124</FONT> *<a name="line.124"></a> |
| <FONT color="green">125</FONT> * @param val The integer value of the Level.<a name="line.125"></a> |
| <FONT color="green">126</FONT> * @return The Level.<a name="line.126"></a> |
| <FONT color="green">127</FONT> */<a name="line.127"></a> |
| <FONT color="green">128</FONT> public static Level toLevel(int val) {<a name="line.128"></a> |
| <FONT color="green">129</FONT> return toLevel(val, Level.DEBUG);<a name="line.129"></a> |
| <FONT color="green">130</FONT> }<a name="line.130"></a> |
| <FONT color="green">131</FONT> <a name="line.131"></a> |
| <FONT color="green">132</FONT> /**<a name="line.132"></a> |
| <FONT color="green">133</FONT> * Convert an integer passed as argument to a level. If the<a name="line.133"></a> |
| <FONT color="green">134</FONT> * conversion fails, then this method returns the specified default.<a name="line.134"></a> |
| <FONT color="green">135</FONT> *<a name="line.135"></a> |
| <FONT color="green">136</FONT> * @param val The integer value of the Level.<a name="line.136"></a> |
| <FONT color="green">137</FONT> * @param defaultLevel the default level if the integer doesn't match.<a name="line.137"></a> |
| <FONT color="green">138</FONT> * @return The matching Level.<a name="line.138"></a> |
| <FONT color="green">139</FONT> */<a name="line.139"></a> |
| <FONT color="green">140</FONT> public static Level toLevel(int val, Level defaultLevel) {<a name="line.140"></a> |
| <FONT color="green">141</FONT> switch (val) {<a name="line.141"></a> |
| <FONT color="green">142</FONT> case ALL_INT:<a name="line.142"></a> |
| <FONT color="green">143</FONT> return ALL;<a name="line.143"></a> |
| <FONT color="green">144</FONT> case DEBUG_INT:<a name="line.144"></a> |
| <FONT color="green">145</FONT> return Level.DEBUG;<a name="line.145"></a> |
| <FONT color="green">146</FONT> case INFO_INT:<a name="line.146"></a> |
| <FONT color="green">147</FONT> return Level.INFO;<a name="line.147"></a> |
| <FONT color="green">148</FONT> case WARN_INT:<a name="line.148"></a> |
| <FONT color="green">149</FONT> return Level.WARN;<a name="line.149"></a> |
| <FONT color="green">150</FONT> case ERROR_INT:<a name="line.150"></a> |
| <FONT color="green">151</FONT> return Level.ERROR;<a name="line.151"></a> |
| <FONT color="green">152</FONT> case FATAL_INT:<a name="line.152"></a> |
| <FONT color="green">153</FONT> return Level.FATAL;<a name="line.153"></a> |
| <FONT color="green">154</FONT> case OFF_INT:<a name="line.154"></a> |
| <FONT color="green">155</FONT> return OFF;<a name="line.155"></a> |
| <FONT color="green">156</FONT> case TRACE_INT:<a name="line.156"></a> |
| <FONT color="green">157</FONT> return Level.TRACE;<a name="line.157"></a> |
| <FONT color="green">158</FONT> default:<a name="line.158"></a> |
| <FONT color="green">159</FONT> return defaultLevel;<a name="line.159"></a> |
| <FONT color="green">160</FONT> }<a name="line.160"></a> |
| <FONT color="green">161</FONT> }<a name="line.161"></a> |
| <FONT color="green">162</FONT> <a name="line.162"></a> |
| <FONT color="green">163</FONT> /**<a name="line.163"></a> |
| <FONT color="green">164</FONT> * Convert the string passed as argument to a level. If the<a name="line.164"></a> |
| <FONT color="green">165</FONT> * conversion fails, then this method returns the value of<a name="line.165"></a> |
| <FONT color="green">166</FONT> * <code>defaultLevel</code>.<a name="line.166"></a> |
| <FONT color="green">167</FONT> * @param sArg The name of the Level.<a name="line.167"></a> |
| <FONT color="green">168</FONT> * @param defaultLevel The default Level to use.<a name="line.168"></a> |
| <FONT color="green">169</FONT> * @return the matching Level.<a name="line.169"></a> |
| <FONT color="green">170</FONT> */<a name="line.170"></a> |
| <FONT color="green">171</FONT> public static Level toLevel(String sArg, Level defaultLevel) {<a name="line.171"></a> |
| <FONT color="green">172</FONT> if (sArg == null) {<a name="line.172"></a> |
| <FONT color="green">173</FONT> return defaultLevel;<a name="line.173"></a> |
| <FONT color="green">174</FONT> }<a name="line.174"></a> |
| <FONT color="green">175</FONT> <a name="line.175"></a> |
| <FONT color="green">176</FONT> String s = sArg.toUpperCase();<a name="line.176"></a> |
| <FONT color="green">177</FONT> <a name="line.177"></a> |
| <FONT color="green">178</FONT> if (s.equals("ALL")) {<a name="line.178"></a> |
| <FONT color="green">179</FONT> return Level.ALL;<a name="line.179"></a> |
| <FONT color="green">180</FONT> }<a name="line.180"></a> |
| <FONT color="green">181</FONT> if (s.equals("DEBUG")) {<a name="line.181"></a> |
| <FONT color="green">182</FONT> return Level.DEBUG;<a name="line.182"></a> |
| <FONT color="green">183</FONT> }<a name="line.183"></a> |
| <FONT color="green">184</FONT> if (s.equals("INFO")) {<a name="line.184"></a> |
| <FONT color="green">185</FONT> return Level.INFO;<a name="line.185"></a> |
| <FONT color="green">186</FONT> }<a name="line.186"></a> |
| <FONT color="green">187</FONT> if (s.equals("WARN")) {<a name="line.187"></a> |
| <FONT color="green">188</FONT> return Level.WARN;<a name="line.188"></a> |
| <FONT color="green">189</FONT> }<a name="line.189"></a> |
| <FONT color="green">190</FONT> if (s.equals("ERROR")) {<a name="line.190"></a> |
| <FONT color="green">191</FONT> return Level.ERROR;<a name="line.191"></a> |
| <FONT color="green">192</FONT> }<a name="line.192"></a> |
| <FONT color="green">193</FONT> if (s.equals("FATAL")) {<a name="line.193"></a> |
| <FONT color="green">194</FONT> return Level.FATAL;<a name="line.194"></a> |
| <FONT color="green">195</FONT> }<a name="line.195"></a> |
| <FONT color="green">196</FONT> if (s.equals("OFF")) {<a name="line.196"></a> |
| <FONT color="green">197</FONT> return Level.OFF;<a name="line.197"></a> |
| <FONT color="green">198</FONT> }<a name="line.198"></a> |
| <FONT color="green">199</FONT> if (s.equals("TRACE")) {<a name="line.199"></a> |
| <FONT color="green">200</FONT> return Level.TRACE;<a name="line.200"></a> |
| <FONT color="green">201</FONT> }<a name="line.201"></a> |
| <FONT color="green">202</FONT> //<a name="line.202"></a> |
| <FONT color="green">203</FONT> // For Turkish i problem, see bug 40937<a name="line.203"></a> |
| <FONT color="green">204</FONT> //<a name="line.204"></a> |
| <FONT color="green">205</FONT> if (s.equals("\u0130NFO")) {<a name="line.205"></a> |
| <FONT color="green">206</FONT> return Level.INFO;<a name="line.206"></a> |
| <FONT color="green">207</FONT> }<a name="line.207"></a> |
| <FONT color="green">208</FONT> return defaultLevel;<a name="line.208"></a> |
| <FONT color="green">209</FONT> }<a name="line.209"></a> |
| <FONT color="green">210</FONT> <a name="line.210"></a> |
| <FONT color="green">211</FONT> /**<a name="line.211"></a> |
| <FONT color="green">212</FONT> * Custom deserialization of Level.<a name="line.212"></a> |
| <FONT color="green">213</FONT> *<a name="line.213"></a> |
| <FONT color="green">214</FONT> * @param s serialization stream.<a name="line.214"></a> |
| <FONT color="green">215</FONT> * @throws IOException if IO exception.<a name="line.215"></a> |
| <FONT color="green">216</FONT> * @throws ClassNotFoundException if class not found.<a name="line.216"></a> |
| <FONT color="green">217</FONT> */<a name="line.217"></a> |
| <FONT color="green">218</FONT> private void readObject(final ObjectInputStream s) throws IOException, ClassNotFoundException {<a name="line.218"></a> |
| <FONT color="green">219</FONT> s.defaultReadObject();<a name="line.219"></a> |
| <FONT color="green">220</FONT> level = s.readInt();<a name="line.220"></a> |
| <FONT color="green">221</FONT> syslogEquivalent = s.readInt();<a name="line.221"></a> |
| <FONT color="green">222</FONT> levelStr = s.readUTF();<a name="line.222"></a> |
| <FONT color="green">223</FONT> if (levelStr == null) {<a name="line.223"></a> |
| <FONT color="green">224</FONT> levelStr = "";<a name="line.224"></a> |
| <FONT color="green">225</FONT> }<a name="line.225"></a> |
| <FONT color="green">226</FONT> }<a name="line.226"></a> |
| <FONT color="green">227</FONT> <a name="line.227"></a> |
| <FONT color="green">228</FONT> /**<a name="line.228"></a> |
| <FONT color="green">229</FONT> * Serialize level.<a name="line.229"></a> |
| <FONT color="green">230</FONT> *<a name="line.230"></a> |
| <FONT color="green">231</FONT> * @param s serialization stream.<a name="line.231"></a> |
| <FONT color="green">232</FONT> * @throws IOException if exception during serialization.<a name="line.232"></a> |
| <FONT color="green">233</FONT> */<a name="line.233"></a> |
| <FONT color="green">234</FONT> private void writeObject(final ObjectOutputStream s) throws IOException {<a name="line.234"></a> |
| <FONT color="green">235</FONT> s.defaultWriteObject();<a name="line.235"></a> |
| <FONT color="green">236</FONT> s.writeInt(level);<a name="line.236"></a> |
| <FONT color="green">237</FONT> s.writeInt(syslogEquivalent);<a name="line.237"></a> |
| <FONT color="green">238</FONT> s.writeUTF(levelStr);<a name="line.238"></a> |
| <FONT color="green">239</FONT> }<a name="line.239"></a> |
| <FONT color="green">240</FONT> <a name="line.240"></a> |
| <FONT color="green">241</FONT> /**<a name="line.241"></a> |
| <FONT color="green">242</FONT> * Resolved deserialized level to one of the stock instances.<a name="line.242"></a> |
| <FONT color="green">243</FONT> * May be overriden in classes derived from Level.<a name="line.243"></a> |
| <FONT color="green">244</FONT> *<a name="line.244"></a> |
| <FONT color="green">245</FONT> * @return resolved object.<a name="line.245"></a> |
| <FONT color="green">246</FONT> * @throws ObjectStreamException if exception during resolution.<a name="line.246"></a> |
| <FONT color="green">247</FONT> */<a name="line.247"></a> |
| <FONT color="green">248</FONT> protected Object readResolve() throws ObjectStreamException {<a name="line.248"></a> |
| <FONT color="green">249</FONT> //<a name="line.249"></a> |
| <FONT color="green">250</FONT> // if the deserizalized object is exactly an instance of Level<a name="line.250"></a> |
| <FONT color="green">251</FONT> //<a name="line.251"></a> |
| <FONT color="green">252</FONT> if (getClass() == Level.class) {<a name="line.252"></a> |
| <FONT color="green">253</FONT> return toLevel(level);<a name="line.253"></a> |
| <FONT color="green">254</FONT> }<a name="line.254"></a> |
| <FONT color="green">255</FONT> //<a name="line.255"></a> |
| <FONT color="green">256</FONT> // extension of Level can't substitute stock item<a name="line.256"></a> |
| <FONT color="green">257</FONT> //<a name="line.257"></a> |
| <FONT color="green">258</FONT> return this;<a name="line.258"></a> |
| <FONT color="green">259</FONT> }<a name="line.259"></a> |
| <FONT color="green">260</FONT> <a name="line.260"></a> |
| <FONT color="green">261</FONT> }<a name="line.261"></a> |
| <FONT color="green">262</FONT> <a name="line.262"></a> |
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| </PRE> |
| </BODY> |
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