struts2examples/wildcard_method_selection/src/main/resources/log4j.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration PUBLIC "-//log4j/log4j Configuration//EN" "log4j.dtd">

<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
    
    <appender name="STDOUT" class="org.apache.log4j.ConsoleAppender">
        <layout class="org.apache.log4j.SimpleLayout"/>
    </appender>
    

    <!-- specify the logging level for loggers from other libraries -->
    <logger name="com.opensymphony">
    	<level value="ERROR" />
    </logger>

    <logger name="org.apache.struts2">
    	 <level value="ERROR" />
    </logger>
    
      <!-- log only ERROR and above messages for loggers with
    a name of the name value below -->
    <logger name="org.apache.struts.tutorials">
    	<level value="DEGUG" />
    </logger>

  

   <!-- for all other loggers log only info and above log messages -->
     <root>
        <priority value="WARN"/> 
        <appender-ref ref="STDOUT" /> 
     </root> 
    
</log4j:configuration>