log4j分级别记录日志，借鉴也可以分模块记日志

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

    <appender name="stdout" class="org.apache.log4j.ConsoleAppender">
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern"
                value="%d{yyyy/MM/dd HH:mm:ss.sss} [%-5p] %c - %m%n"/>
        </layout>
    </appender>

    <appender name="traceLog4Debug" class="org.apache.log4j.RollingFileAppender">
        <param name="File" value="C:/traceLog4Debug.log"/>
        <param name="maxFileSize" value="2000KB"/>
        <param name="maxBackupIndex" value="20"/>
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern"
                value="%d{yyyy/MM/dd HH:mm:ss.sss} [%-5p] %c - %m%n"/>
        </layout>
    </appender>

    <appender name="debugLog" class="org.apache.log4j.RollingFileAppender">
        <param name="File" value="C:/debug.log"/>
        <param name="maxFileSize" value="2000KB"/>
        <param name="maxBackupIndex" value="10"/>
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern"
                value="%d{yyyy/MM/dd HH:mm:ss.sss} [%-5p] %c - %m%n"/>
        </layout>
        <SPAN style="COLOR: #ff0000">
        <filter class="org.apache.log4j.varia.LevelRangeFilter">
                        <param name="LevelMax" value="DEBUG" />
                        <param name="LevelMin" value="DEBUG" />
                </filter></SPAN>
    </appender>

    <appender name="infoLog" class="org.apache.log4j.RollingFileAppender">
        <param name="File" value="C:/info.log"/>
        <param name="maxFileSize" value="2000KB"/>
        <param name="maxBackupIndex" value="10"/>
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern"
                value="%d{yyyy/MM/dd HH:mm:ss.sss} [%-5p] %c - %m%n"/>
        </layout>
        <filter class="org.apache.log4j.varia.LevelRangeFilter">
                    <param name="LevelMax" value="INFO" />
                    <param name="LevelMin" value="INFO" />
            </filter>
    </appender>

    <appender name="warnLog" class="org.apache.log4j.RollingFileAppender">
        <param name="File" value="C:/warn.log"/>
        <param name="maxFileSize" value="2000KB"/>
        <param name="maxBackupIndex" value="10"/>
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern"
                value="%d{yyyy/MM/dd HH:mm:ss.sss} [%-5p] %c - %m%n"/>
        </layout>
        <filter class="org.apache.log4j.varia.LevelRangeFilter">
                    <param name="LevelMax" value="WARN" />
                    <param name="LevelMin" value="WARN" />
            </filter>
    </appender>

    <appender name="errorLog" class="org.apache.log4j.RollingFileAppender">
        <param name="File" value="C:/error.log"/>
        <param name="maxFileSize" value="2000KB"/>
        <param name="maxBackupIndex" value="10"/>

补充：软件开发 , Java ,