log4j.xml

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

        <appender name="debug-out" class="org.apache.log4j.RollingFileAppender">
                <param name="File" value="${openfireHome}/logs/debug.log" />
                <param name="MaxFileSize" value="1024KB"/>
                <param name="MaxBackupIndex" value="5"/>
                <layout class="org.apache.log4j.PatternLayout">
                        <param name="ConversionPattern" value="%d{yyyy.MM.dd HH:mm:ss} %c - %m%n" />
                </layout>
                <filter class="org.apache.log4j.varia.LevelRangeFilter">
                        <param name="LevelMax" value="debug" />
                        <param name="AcceptOnMatch" value="true" />
                </filter>
        </appender>

        <appender name="info-out" class="org.apache.log4j.RollingFileAppender">
                <param name="File" value="${openfireHome}/logs/info.log" />
                <param name="MaxFileSize" value="1024KB"/>
                <param name="MaxBackupIndex" value="5"/>
                <layout class="org.apache.log4j.PatternLayout">
                        <param name="ConversionPattern" value="%d{yyyy.MM.dd HH:mm:ss} %c - %m%n" />
                </layout>
                <filter class="org.apache.log4j.varia.LevelRangeFilter">
                        <param name="LevelMax" value="info" />
                        <param name="LevelMin" value="info" />
                        <param name="AcceptOnMatch" value="true" />
                </filter>
        </appender>

        <appender name="warn-out" class="org.apache.log4j.RollingFileAppender">
                <param name="File" value="${openfireHome}/logs/warn.log" />
                <param name="MaxFileSize" value="1024KB"/>
                <param name="MaxBackupIndex" value="5"/>
                <layout class="org.apache.log4j.PatternLayout">
                        <param name="ConversionPattern" value="%d{yyyy.MM.dd HH:mm:ss} %c - %m%n" />
                </layout>
                <filter class="org.apache.log4j.varia.LevelRangeFilter">
                        <param name="LevelMax" value="warn" />
                        <param name="LevelMin" value="warn" />
                        <param name="AcceptOnMatch" value="true" />
                </filter>
        </appender>

        <appender name="error-out" class="org.apache.log4j.RollingFileAppender">
                <param name="File" value="${openfireHome}/logs/error.log" />
                <param name="MaxFileSize" value="1024KB"/>
                <param name="MaxBackupIndex" value="5"/>
                <layout class="org.apache.log4j.PatternLayout">
                        <param name="ConversionPattern" value="%d{yyyy.MM.dd HH:mm:ss} %c - %m%n" />
                </layout>
                <filter class="org.apache.log4j.varia.LevelRangeFilter">
                        <param name="LevelMin" value="error" />
                        <param name="AcceptOnMatch" value="true" />
                </filter>
        </appender>

        <root>
                <level value="info" />
                <appender-ref ref="debug-out" />
                <appender-ref ref="info-out" />
                <appender-ref ref="warn-out" />
                <appender-ref ref="error-out" />
        </root>

</log4j:configuration>