Package org.apache.hadoop.mapreduce.v2.hs

Class HistoryFileManager.HistoryFileInfo

java.lang.Object

org.apache.hadoop.mapreduce.v2.hs.HistoryFileManager.HistoryFileInfo

Enclosing class:

HistoryFileManager

public class HistoryFileManager.HistoryFileInfo
extends java.lang.Object

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	HistoryFileInfo(org.apache.hadoop.fs.Path historyFile, org.apache.hadoop.fs.Path confFile, org.apache.hadoop.fs.Path summaryFile, org.apache.hadoop.mapreduce.v2.jobhistory.JobIndexInfo jobIndexInfo, boolean isInDone)

Method Summary

Modifier and Type	Method	Description
protected void	delete()
org.apache.hadoop.fs.Path	getConfFile()
org.apache.hadoop.fs.Path	getHistoryFile()	Return the history file.
org.apache.hadoop.mapreduce.v2.api.records.JobId	getJobId()
org.apache.hadoop.mapreduce.v2.jobhistory.JobIndexInfo	getJobIndexInfo()
boolean	isDeleted()
org.apache.hadoop.conf.Configuration	loadConfFile()
org.apache.hadoop.mapreduce.v2.app.job.Job	loadJob()	Parse a job from the JobHistoryFile, if the underlying file is not going to be deleted and the number of tasks associated with the job is not greater than maxTasksForLoadedJob.
java.lang.String	toString()
void	waitUntilMoved()

Methods inherited from class java.lang.Object

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

Constructor Detail

HistoryFileInfo

@VisibleForTesting
protected HistoryFileInfo(org.apache.hadoop.fs.Path historyFile,
                          org.apache.hadoop.fs.Path confFile,
                          org.apache.hadoop.fs.Path summaryFile,
                          org.apache.hadoop.mapreduce.v2.jobhistory.JobIndexInfo jobIndexInfo,
                          boolean isInDone)

Method Detail

isDeleted

public boolean isDeleted()

Returns:

true if the files backed by this were deleted.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

loadJob

public org.apache.hadoop.mapreduce.v2.app.job.Job loadJob()
                                                   throws java.io.IOException

Parse a job from the JobHistoryFile, if the underlying file is not going to be deleted and the number of tasks associated with the job is not greater than maxTasksForLoadedJob.

Returns:

null if the underlying job history file was deleted, or an UnparsedJob object representing a partially parsed job if the job tasks exceeds the configured maximum, or a CompletedJob representing a fully parsed job.

Throws:

java.io.IOException - if there is an error trying to read the file if parsed.

getHistoryFile

public org.apache.hadoop.fs.Path getHistoryFile()

Return the history file.

Returns:

the history file.

delete

protected void delete()
               throws java.io.IOException

Throws:

java.io.IOException

getJobIndexInfo

public org.apache.hadoop.mapreduce.v2.jobhistory.JobIndexInfo getJobIndexInfo()

getJobId

public org.apache.hadoop.mapreduce.v2.api.records.JobId getJobId()

getConfFile

public org.apache.hadoop.fs.Path getConfFile()

loadConfFile

public org.apache.hadoop.conf.Configuration loadConfFile()
                                                  throws java.io.IOException

Throws:

java.io.IOException

waitUntilMoved

public void waitUntilMoved()