org.apache.hadoop.log.metrics

类 EventCounter

java.lang.Object

org.apache.log4j.AppenderSkeleton

org.apache.hadoop.log.metrics.EventCounter

所有已实现的接口:

org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler

直接已知子类:

EventCounter, EventCounter

@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

字段概要

从类继承的字段 org.apache.log4j.AppenderSkeleton

closed, errorHandler, headFilter, layout, name, tailFilter, threshold

构造器概要

构造器

构造器和说明
EventCounter()

方法概要

方法

限定符和类型	方法和说明
void	append(org.apache.log4j.spi.LoggingEvent event)
void	close()
static long	getError()
static long	getFatal()
static long	getInfo()
static long	getWarn()
boolean	requiresLayout()

从类继承的方法 org.apache.log4j.AppenderSkeleton

activateOptions, addFilter, clearFilters, doAppend, finalize, getErrorHandler, getFilter, getFirstFilter, getLayout, getName, getThreshold, isAsSevereAsThreshold, setErrorHandler, setLayout, setName, setThreshold

从类继承的方法 java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

EventCounter

public EventCounter()

方法详细资料

getFatal

@InterfaceAudience.Private
public static long getFatal()

getError

@InterfaceAudience.Private
public static long getError()

getWarn

@InterfaceAudience.Private
public static long getWarn()

getInfo

@InterfaceAudience.Private
public static long getInfo()

append

public void append(org.apache.log4j.spi.LoggingEvent event)

指定者:

append 在类中 org.apache.log4j.AppenderSkeleton

close

public void close()

requiresLayout

public boolean requiresLayout()