org.apache.hadoop.hbase.coordination

Class BaseCoordinatedStateManager

java.lang.Object

org.apache.hadoop.hbase.coordination.BaseCoordinatedStateManager

All Implemented Interfaces:

CoordinatedStateManager

Direct Known Subclasses:

ZkCoordinatedStateManager

@InterfaceAudience.Private
public abstract class BaseCoordinatedStateManager
extends Object
implements CoordinatedStateManager

Base class for CoordinatedStateManager implementations. Defines methods to retrieve coordination objects for relevant areas. CoordinatedStateManager reference returned from Server interface has to be casted to this type to access those methods.

Constructor Summary

Constructors

Constructor and Description
BaseCoordinatedStateManager()

Method Summary

Methods

Modifier and Type	Method and Description
abstract CloseRegionCoordination	getCloseRegionCoordination() Method to retrieve coordination for closing region operations.
abstract OpenRegionCoordination	getOpenRegionCoordination() Method to retrieve coordination for opening region operations.
abstract RegionMergeCoordination	getRegionMergeCoordination() Method to retrieve coordination for region merge transaction
Server	getServer()
abstract SplitLogManagerCoordination	getSplitLogManagerCoordination() Method to retrieve coordination for split log manager
abstract SplitLogWorkerCoordination	getSplitLogWorkerCoordination() Method to retrieve coordination for split log worker
abstract SplitTransactionCoordination	getSplitTransactionCoordination() Method to retrieve coordination for split transaction.
abstract TableStateManager	getTableStateManager() Returns implementation of TableStateManager.
void	initialize(Server server) Initialize coordinated state management service.
void	start() Starts service.
void	stop() Stops service.

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseCoordinatedStateManager

public BaseCoordinatedStateManager()

Method Detail

initialize

public void initialize(Server server)

Description copied from interface: CoordinatedStateManager

Initialize coordinated state management service.

Specified by:

initialize in interface CoordinatedStateManager

Parameters:

server - server instance to run within.

start

public void start()

Description copied from interface: CoordinatedStateManager

Starts service.

Specified by:

start in interface CoordinatedStateManager

stop

public void stop()

Description copied from interface: CoordinatedStateManager

Stops service.

Specified by:

stop in interface CoordinatedStateManager

getServer

public Server getServer()

Specified by:

getServer in interface CoordinatedStateManager

Returns:

instance of Server coordinated state manager runs within

getTableStateManager

public abstract TableStateManager getTableStateManager()
                                                throws InterruptedException,
                                                       CoordinatedStateException

Description copied from interface: CoordinatedStateManager

Returns implementation of TableStateManager.

Specified by:

getTableStateManager in interface CoordinatedStateManager

Throws:

InterruptedException - if operation is interrupted

CoordinatedStateException - if error happens in underlying coordination mechanism

getSplitLogWorkerCoordination

public abstract SplitLogWorkerCoordination getSplitLogWorkerCoordination()

Method to retrieve coordination for split log worker

getSplitLogManagerCoordination

public abstract SplitLogManagerCoordination getSplitLogManagerCoordination()

Method to retrieve coordination for split log manager

getSplitTransactionCoordination

public abstract SplitTransactionCoordination getSplitTransactionCoordination()

Method to retrieve coordination for split transaction.

getCloseRegionCoordination

public abstract CloseRegionCoordination getCloseRegionCoordination()

Method to retrieve coordination for closing region operations.

getOpenRegionCoordination

public abstract OpenRegionCoordination getOpenRegionCoordination()

Method to retrieve coordination for opening region operations.

getRegionMergeCoordination

public abstract RegionMergeCoordination getRegionMergeCoordination()

Method to retrieve coordination for region merge transaction