alluxio.master.job.tracker

Class MigrateCliRunner

java.lang.Object

alluxio.master.job.tracker.AbstractCmdRunner

alluxio.master.job.tracker.MigrateCliRunner

public class MigrateCliRunner
extends AbstractCmdRunner

A config runner for a MigrateCli job.

Field Summary

Fields inherited from class alluxio.master.job.tracker.AbstractCmdRunner

DEFAULT_ACTIVE_JOBS, DEFAULT_FILE_COUNT, mActiveJobs, mFileSystem, mFsContext, mJobMap, mJobMaster, mSubmitted

Constructor Summary

Constructors

Constructor and Description
MigrateCliRunner(FileSystemContext fsContext, JobMaster jobMaster) constructor.

Method Summary

Modifier and Type	Method and Description
CmdInfo	runDistCp(AlluxioURI srcPath, AlluxioURI dstPath, boolean overwrite, int batchSize, long jobControlId) Run a DistCp command.
void	setJobConfigAndFileMetrics(List<Pair<String,String>> filePath, boolean overwrite, WriteType writeType, CmdRunAttempt attempt) Create a JobConfig and set file count and size for the Migrate job.

Methods inherited from class alluxio.master.job.tracker.AbstractCmdRunner

waitForCmdJob

Methods inherited from class java.lang.Object

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

Constructor Detail

MigrateCliRunner

public MigrateCliRunner(FileSystemContext fsContext,
                        JobMaster jobMaster)

constructor.

Parameters:

fsContext - fs context

jobMaster - job master

Method Detail

runDistCp

public CmdInfo runDistCp(AlluxioURI srcPath,
                         AlluxioURI dstPath,
                         boolean overwrite,
                         int batchSize,
                         long jobControlId)
                  throws IOException

Run a DistCp command.

Parameters:

srcPath - source path

dstPath - destination path

overwrite - overwrite file or not

batchSize - batch size to run at one time

jobControlId - the parent id or jobControlId

Returns:

CmdInfo

Throws:

IOException

setJobConfigAndFileMetrics

public void setJobConfigAndFileMetrics(List<Pair<String,String>> filePath,
                                       boolean overwrite,
                                       WriteType writeType,
                                       CmdRunAttempt attempt)

Create a JobConfig and set file count and size for the Migrate job.

Parameters:

filePath - file paths to do distCp

overwrite - overwrite destination

writeType - write type

attempt - each child job attempt