Log4j - Rolling File Appender

Rolling File Appender in log4j.properties

• 01.log4j.appender.rolling=org.apache.log4j.RollingFileAppender
• 02.log4j.appender.rolling.File=C://rolling.log
• 03.log4j.appender.rolling.MaxFileSize=5KB
• 04.log4j.appender.rolling.MaxBackupIndex=1
• 05.log4j.appender.rolling.layout=org.apache.log4j.PatternLayout
• 06.log4j.appender.rolling.layout.ConversionPattern=%d [%t] %-2p %c -%m%n

Rolling File Appender in log4j.xml

• 01. <?xml version="1.0" encoding="UTF-8" ?>
• 02. <!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
• 03. 
• 04. <log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
• 05.        <!-- File Appender -->
• 06.     <appender name="rolling" class="org.apache.log4j.RollingFileAppender">
• 07.         <param name="File" value="log/rolling.log"/>
• 08.         <param name="MaxFileSize" value="1kb"/>
• 09.         <param name="MaxBackupIndex" value="1"/>
• 10.         <param name="Append" value="true"/>
• 11.         <layout class="org.apache.log4j.PatternLayout">
• 12.             <param name="ConversionPattern" value="%-5p%c{1}-%m%n"/>
• 13.         </layout>
• 14.     </appender>
• 15. 
• 16.    <root>
• 17.         <priority value ="debug"/>
• 18.         <appender-ref ref="rolling"/>
• 19.     </root>
• 20. </log4j:configuration>