log4j 半小時 重新 加載log4j.xml配置
web.xml
<context-param>
<param-name>log4jConfigLocation</param-name>
<param-value>classpath:log4j.properties</param-value>
</context-param>
<context-param>
<param-name>log4jRefreshInterval</param-name>
<param-value>1800000</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
</listener>
或者
<param-value>classpath:log4j.xml</param-value>
other
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
<log4j:configuration xmlns:log4j='http://jakarta.apache.org/log4j/' >
<appender name="myConsole" class="org.apache.log4j.ConsoleAppender">
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern"
value="[%d{dd HH:mm:ss,SSS\} %-5p] [%t] %c{2\} - %m%n" />
</layout>
<!--過濾器設定輸出的級别-->
<filter class="org.apache.log4j.varia.LevelRangeFilter">
<param name="levelMin" value="debug" />
<param name="levelMax" value="warn" />
<param name="AcceptOnMatch" value="true" />
</filter>
</appender>
<appender name="myFile" class="org.apache.log4j.RollingFileAppender">
<param name="File" value="D:/output.log" /><!-- 設定日志輸出檔案名 -->
<!-- 設定是否在重新啟動服務時,在原有日志的基礎添加新日志 -->
<param name="Append" value="true" />
<param name="MaxBackupIndex" value="10" />
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern" value="%p (%c:%L)- %m%n" />
</layout>
</appender>
<appender name="activexAppender" class="org.apache.log4j.DailyRollingFileAppender">
<param name="File" value="E:/activex.log" />
<param name="DatePattern" value="'.'yyyy-MM-dd'.log'" />
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern"
value="[%d{MMdd HH:mm:ss SSS\} %-5p] [%t] %c{3\} - %m%n" />
</layout>
</appender>
<!-- 指定logger的設定,additivity訓示是否遵循預設的繼承機制-->
<logger name="com.runway.bssp.activeXdemo" additivity="false">
<priority value ="info"/>
<appender-ref ref="activexAppender" />
</logger>
<!-- 根logger的設定-->
<root>
<priority value ="debug"/>
<appender-ref ref="myConsole"/>
<appender-ref ref="myFile"/>
</root>
</log4j:configuration>
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