tests/input/xml/filters.LevelMatchFilter.test4.3.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration >

<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
  <appender name="A1" class="org.apache.log4j.FileAppender">
    <param name="File"   value="output/filters.LevelMatchFilter.test4.txt" />
    <param name="Append" value="true" />
        
    <layout class="org.apache.log4j.SimpleLayout"/>
    
    <filter class="org.apache.log4j.filters.LevelMatchFilter">
      <param name="MatchReturnValue" value="accept"/>
      <param name="NoMatchReturnValue" value="deny"/>
      <param name="LevelToMatch" value="error"/>
    </filter>
  </appender>
    
  <root>
    <priority value ="debug" />
    <appender-ref ref="A1" />
  </root>
  
</log4j:configuration>