org.apache.hadoop.mapreduce.split

类 JobSplit.TaskSplitMetaInfo

java.lang.Object

org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo

封闭类:

JobSplit

public static class JobSplit.TaskSplitMetaInfo
extends Object

This represents the meta information about the task split that the JobTracker creates

构造器概要

构造器

构造器和说明
JobSplit.TaskSplitMetaInfo()
JobSplit.TaskSplitMetaInfo(InputSplit split, long startOffset)
JobSplit.TaskSplitMetaInfo(JobSplit.TaskSplitIndex splitIndex, String[] locations, long inputDataLength)
JobSplit.TaskSplitMetaInfo(String[] locations, long startOffset, long inputDataLength)

方法概要

方法

限定符和类型	方法和说明
long	getInputDataLength()
String[]	getLocations()
JobSplit.TaskSplitIndex	getSplitIndex()
String	getSplitLocation()
long	getStartOffset()

从类继承的方法 java.lang.Object

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

构造器详细资料

JobSplit.TaskSplitMetaInfo

public JobSplit.TaskSplitMetaInfo()

JobSplit.TaskSplitMetaInfo

public JobSplit.TaskSplitMetaInfo(JobSplit.TaskSplitIndex splitIndex,
                          String[] locations,
                          long inputDataLength)

JobSplit.TaskSplitMetaInfo

public JobSplit.TaskSplitMetaInfo(InputSplit split,
                          long startOffset)
                           throws InterruptedException,
                                  IOException

抛出:

InterruptedException

IOException

JobSplit.TaskSplitMetaInfo

public JobSplit.TaskSplitMetaInfo(String[] locations,
                          long startOffset,
                          long inputDataLength)

方法详细资料

getSplitIndex

public JobSplit.TaskSplitIndex getSplitIndex()

getSplitLocation

public String getSplitLocation()

getInputDataLength

public long getInputDataLength()

getLocations

public String[] getLocations()

getStartOffset

public long getStartOffset()