org.apache.hadoop.log.metrics
Class EventCounter

java.lang.Object
  extended by org.apache.log4j.AppenderSkeleton
      extended by org.apache.hadoop.log.metrics.EventCounter
All Implemented Interfaces:
org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler

@InterfaceAudience.Public
@InterfaceStability.Stable
public class EventCounter
extends org.apache.log4j.AppenderSkeleton

A log4J Appender that simply counts logging events in three levels: fatal, error and warn. The class name is used in log4j.properties


Field Summary
 
Fields inherited from class org.apache.log4j.AppenderSkeleton
closed, errorHandler, headFilter, layout, name, tailFilter, threshold
 
Constructor Summary
EventCounter()
           
 
Method Summary
 void append(org.apache.log4j.spi.LoggingEvent event)
           
 void close()
           
 boolean requiresLayout()
           
 
Methods inherited from class org.apache.log4j.AppenderSkeleton
activateOptions, addFilter, clearFilters, doAppend, finalize, getErrorHandler, getFilter, getFirstFilter, getLayout, getName, getThreshold, isAsSevereAsThreshold, setErrorHandler, setLayout, setName, setThreshold
 
Methods inherited from class java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

EventCounter

public EventCounter()
Method Detail

append

public void append(org.apache.log4j.spi.LoggingEvent event)
Specified by:
append in class org.apache.log4j.AppenderSkeleton

close

public void close()

requiresLayout

public boolean requiresLayout()


Copyright © 2012 Apache Software Foundation. All Rights Reserved.