tests/input/performance/null-appender.xml

<?xml version="1.0" encoding="UTF-8" ?>

<log4j:configuration xmlns:log4j='http://logging.apache.org/'>

  <appender name="NULL" class="org.apache.log4j.performance.NullAppender">
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="${pattern}"/>
    </layout>
  </appender>

  <root>
    <level value="debug" />
    <appender-ref ref="NULL" />
  </root>
  
</log4j:configuration>