log4j输出到控制台和文件

log4j的xml配置文件改为

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration PUBLIC "-//LOGGER"
"http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/xml/doc-files/log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
    <!-- 输出日志到控制台 ConsoleAppender -->
    <appender name="console" class="org.apache.log4j.ConsoleAppender">
        <layout class="org.apache.log4j.PatternLayout"> 
            <param name="ConversionPattern" 
       value="%p:%d{dd HH:mm:ss,SSS\}ms- [%c{1}]%L行-%m%n" /> 
        </layout> 
        <filter class="org.apache.log4j.varia.LevelRangeFilter">
            <param name="LevelMin" value="ALL"/>
            <param name="LevelMax" value="FATAL"/>
        </filter>    
        <filter class="org.apache.log4j.varia.StringMatchFilter"> 
            <param name="StringToMatch" value="Configkeeper" /> 
            <param name="AcceptOnMatch" value="false" /> 
        </filter> 
    </appender>
 
    <appender name="File" class="org.apache.log4j.RollingFileAppender">
        <param name="File" value="D:/log4j/production.log" />
        <param name="Append" value="true"/>
        <param name="MaxFileSize" value="1MB"/>
        <param name="MaxBackupIndex" value="20"/>  
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern" value="%d %-5p: %c - %m%n" />
        </layout>
    </appender>
 
 

 
    <!--打开DEBUG级别日志-->
    <root>
        <level value="DEBUG"/> 
        <appender-ref ref="console" />
        <appender-ref ref="File" />
    </root> 
</log4j:configuration>