org.apache.hadoop.mapred

类 TaskLogAppender

java.lang.Object

org.apache.log4j.AppenderSkeleton

org.apache.log4j.WriterAppender

org.apache.log4j.FileAppender

org.apache.hadoop.mapred.TaskLogAppender

所有已实现的接口:

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

public class TaskLogAppender
extends org.apache.log4j.FileAppender

A simple log4j-appender for the task child's map-reduce system logs.

字段概要

从类继承的字段 org.apache.log4j.FileAppender

bufferedIO, bufferSize, fileAppend, fileName

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

encoding, immediateFlush, qw

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
TaskLogAppender()

方法概要

方法

限定符和类型	方法和说明
void	activateOptions()
void	append(org.apache.log4j.spi.LoggingEvent event)
void	close()
void	flush()
boolean	getIsCleanup() Get whether task is cleanup attempt or not.
String	getTaskId() Getter/Setter methods for log4j.
long	getTotalLogFileSize()
void	setIsCleanup(boolean isCleanup) Set whether the task is a cleanup attempt or not.
void	setTaskId(String taskId)
void	setTotalLogFileSize(long logSize)

从类继承的方法 org.apache.log4j.FileAppender

closeFile, getAppend, getBufferedIO, getBufferSize, getFile, reset, setAppend, setBufferedIO, setBufferSize, setFile, setFile, setQWForFiles

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

checkEntryConditions, closeWriter, createWriter, getEncoding, getImmediateFlush, requiresLayout, setEncoding, setErrorHandler, setImmediateFlush, setWriter, subAppend, writeFooter, writeHeader

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

addFilter, clearFilters, doAppend, finalize, getErrorHandler, getFilter, getFirstFilter, getLayout, getName, getThreshold, isAsSevereAsThreshold, 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

TaskLogAppender

public TaskLogAppender()

方法详细资料

activateOptions

public void activateOptions()

指定者:

activateOptions 在接口中 org.apache.log4j.spi.OptionHandler

覆盖:

activateOptions 在类中 org.apache.log4j.FileAppender

append

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

覆盖:

append 在类中 org.apache.log4j.WriterAppender

flush

public void flush()

close

public void close()

指定者:

close 在接口中 org.apache.log4j.Appender

覆盖:

close 在类中 org.apache.log4j.WriterAppender

getTaskId

public String getTaskId()

Getter/Setter methods for log4j.

setTaskId

public void setTaskId(String taskId)

getTotalLogFileSize

public long getTotalLogFileSize()

setTotalLogFileSize

public void setTotalLogFileSize(long logSize)

setIsCleanup

public void setIsCleanup(boolean isCleanup)

Set whether the task is a cleanup attempt or not.

参数:

isCleanup - true if the task is cleanup attempt, false otherwise.

getIsCleanup

public boolean getIsCleanup()

Get whether task is cleanup attempt or not.

返回:

true if the task is cleanup attempt, false otherwise.