Package org.apache.hadoop.hdfs.rbfbalance

Class RouterDistCpProcedure

java.lang.Object

org.apache.hadoop.tools.fedbalance.procedure.BalanceProcedure

org.apache.hadoop.tools.fedbalance.DistCpProcedure

org.apache.hadoop.hdfs.rbfbalance.RouterDistCpProcedure

All Implemented Interfaces:

org.apache.hadoop.io.Writable

public class RouterDistCpProcedure
extends org.apache.hadoop.tools.fedbalance.DistCpProcedure

Copy data through distcp in router-based federation cluster. It disables write by setting mount entry readonly.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.tools.fedbalance.DistCpProcedure

org.apache.hadoop.tools.fedbalance.DistCpProcedure.Stage

Nested classes/interfaces inherited from class org.apache.hadoop.tools.fedbalance.procedure.BalanceProcedure

org.apache.hadoop.tools.fedbalance.procedure.BalanceProcedure.RetryException

Field Summary

Fields inherited from class org.apache.hadoop.tools.fedbalance.DistCpProcedure

LOG

Constructor Summary

Constructors

Constructor	Description
RouterDistCpProcedure()
RouterDistCpProcedure(java.lang.String name, java.lang.String nextProcedure, long delayDuration, org.apache.hadoop.tools.fedbalance.FedBalanceContext context)

Method Summary

Modifier and Type	Method	Description
protected void	disableWrite(org.apache.hadoop.tools.fedbalance.FedBalanceContext context)	Disable write by making the mount entry readonly.
protected void	enableWrite()	Enable write.

Methods inherited from class org.apache.hadoop.tools.fedbalance.DistCpProcedure

disableForTest, enableForTest, execute, readFields, updateStage, write

Methods inherited from class org.apache.hadoop.tools.fedbalance.procedure.BalanceProcedure

delayMillisBeforeRetry, equals, hashCode, isSchedulerShutdown, name, nextProcedure, setNextProcedure, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

RouterDistCpProcedure

public RouterDistCpProcedure()

RouterDistCpProcedure

public RouterDistCpProcedure(java.lang.String name,
                             java.lang.String nextProcedure,
                             long delayDuration,
                             org.apache.hadoop.tools.fedbalance.FedBalanceContext context)
                      throws java.io.IOException

Throws:

java.io.IOException

Method Detail

disableWrite

protected void disableWrite(org.apache.hadoop.tools.fedbalance.FedBalanceContext context)
                     throws java.io.IOException

Disable write by making the mount entry readonly.

Overrides:

disableWrite in class org.apache.hadoop.tools.fedbalance.DistCpProcedure

Throws:

java.io.IOException

enableWrite

protected void enableWrite()
                    throws java.io.IOException

Enable write.

Overrides:

enableWrite in class org.apache.hadoop.tools.fedbalance.DistCpProcedure

Throws:

java.io.IOException