com.bigdata.resources
Class MoveResult

java.lang.Object
  com.bigdata.resources.AbstractResult
      com.bigdata.resources.MoveResult

public class MoveResult
extends AbstractResult

The object returned by MoveIndexPartitionTask.

Version:

$Id: MoveResult.java 2265 2009-10-26 12:51:06Z thompsonbry $

Author:

Bryan Thompson

Field Summary

PartitionLocator	newLocator
int	newPartitionId
PartitionLocator	oldLocator
protected AtomicBoolean	registeredInMDS false until the target index partition is registered in the MDS.
UUID	targetDataServiceUUID
String	targetIndexName The name of the new index partition on the target data service.

Fields inherited from class com.bigdata.resources.AbstractResult

indexMetadata, name

Constructor Summary

MoveResult(String name, IndexMetadata indexMetadata, UUID targetDataServiceUUID, int newPartitionId, PartitionLocator oldLocator, PartitionLocator newLocator)

Method Summary

String

toString()

Methods inherited from class com.bigdata.resources.AbstractResult

equals, hashCode

Methods inherited from class java.lang.Object

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

Field Detail

targetDataServiceUUID

public final UUID targetDataServiceUUID

newPartitionId

public final int newPartitionId

targetIndexName

public final String targetIndexName

The name of the new index partition on the target data service.

Note: AbstractResult.name is the name of the source index partition that was moved to the target data service.

oldLocator

public final PartitionLocator oldLocator

newLocator

public final PartitionLocator newLocator

registeredInMDS

protected final AtomicBoolean registeredInMDS

false until the target index partition is registered in the MDS. This is used to decide whether or not we need to rollback a change in the MDS if the atomic update task fails during the commit.

Constructor Detail

MoveResult

public MoveResult(String name,
                  IndexMetadata indexMetadata,
                  UUID targetDataServiceUUID,
                  int newPartitionId,
                  PartitionLocator oldLocator,
                  PartitionLocator newLocator)

Parameters:

name - The name of the source index partition.

indexMetadata - The index metadata object for the source index partition.

targetDataServiceUUID - The data service UUID for the target data service.

newPartitionId - The partition identifier assigned to the target index partition.

oldLocator - The locator for the source index partition.

newLocator - The locator for the new index partition.

Method Detail

toString

public String toString()

Overrides:

toString in class AbstractResult