log4j xml配置樣例

log4j基礎：http://blog.csdn.net/hai8902882/article/details/8680388

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">  
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/"> 

	<!-- 
	 控制檯輸出日誌
	 -->
	<appender name="console" class="org.apache.log4j.ConsoleAppender">
		<param name="Threshold" value="info" />
		<layout class="org.apache.log4j.PatternLayout">  
            <param name="ConversionPattern" value="[%d{yyyy-MM-dd HH:mm:ss}] [%p] [%t] [%c: %L] %m%n"/>  
        </layout>
	</appender>
	
	<!-- 
	 App日誌記錄
	 -->
	<appender name="app" class="org.apache.log4j.RollingFileAppender">
		<param name="File" value="/logs/test/app.log" />
		<param name="Append" value="true" />
		<param name="MaxFileSize" value="10MB" />
		<param name="MaxBackupIndex" value="10" />
		<layout class="org.apache.log4j.PatternLayout">  
            <param name="ConversionPattern" value="[%d{yyyy-MM-dd HH:mm:ss}] [%p] [%t] [%c: %L] %m%n"/>  
        </layout>
	</appender>
	
	<!-- 
	 org日誌記錄
	 -->
	<appender name="org" class="org.apache.log4j.RollingFileAppender">
		<param name="File" value="/logs/test/org.log" />
		<param name="Append" value="true" />
		<param name="MaxFileSize" value="5MB" />
		<param name="MaxBackupIndex" value="5" />
		<layout class="org.apache.log4j.PatternLayout">  
            <param name="ConversionPattern" value="[%d{yyyy-MM-dd HH:mm:ss}] [%p] [%t] [%c: %L] %m%n"/>  
        </layout>
	</appender>
	
	<!-- 
	 應用日誌輸出目錄及格式
	 -->
	<category name="com.pluser">
		<priority value="info" />
		<appender-ref ref="app" />
	</category>
	
	<!-- 
	 其他日誌輸出目錄及格式
	 -->
	<category name="org">
		<priority value="info" />
		<appender-ref ref="org" />
	</category>
	
	<!-- 
	 在開發中所有日誌信息在控制檯中顯示
	 -->
	<root>
		<priority value="debug" />
		<appender-ref ref="console" />
	</root>
	
</log4j:configuration>