org.apache.hadoop.hbase.regionserver.handler

Class CloseRegionHandler

java.lang.Object

org.apache.hadoop.hbase.executor.EventHandler

org.apache.hadoop.hbase.regionserver.handler.CloseRegionHandler

All Implemented Interfaces:

Comparable<Runnable>, Runnable

Direct Known Subclasses:

CloseMetaHandler

@InterfaceAudience.Private
public class CloseRegionHandler
extends EventHandler

Handles closing of a region on a region server.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hbase.executor.EventHandler

EventHandler.EventHandlerListener

Field Summary

Fields inherited from class org.apache.hadoop.hbase.executor.EventHandler

eventType, seqids, server, waitingTimeForEvents

Constructor Summary

Constructors

Modifier	Constructor and Description
	CloseRegionHandler(Server server, RegionServerServices rsServices, HRegionInfo regionInfo, boolean abort, CloseRegionCoordination closeRegionCoordination, CloseRegionCoordination.CloseRegionDetails crd) This method used internally by the RegionServer to close out regions.
	CloseRegionHandler(Server server, RegionServerServices rsServices, HRegionInfo regionInfo, boolean abort, CloseRegionCoordination closeRegionCoordination, CloseRegionCoordination.CloseRegionDetails crd, EventType eventType)
protected	CloseRegionHandler(Server server, RegionServerServices rsServices, HRegionInfo regionInfo, boolean abort, CloseRegionCoordination closeRegionCoordination, CloseRegionCoordination.CloseRegionDetails crd, EventType eventType, ServerName destination)
	CloseRegionHandler(Server server, RegionServerServices rsServices, HRegionInfo regionInfo, boolean abort, CloseRegionCoordination closeRegionCoordination, CloseRegionCoordination.CloseRegionDetails crd, ServerName destination)

Method Summary

Methods

Modifier and Type	Method and Description
HRegionInfo	getRegionInfo()
void	process() This method is the main processing loop to be implemented by the various subclasses.

Methods inherited from class org.apache.hadoop.hbase.executor.EventHandler

compareTo, getEventType, getInformativeName, getListener, getPriority, getSeqid, handleException, prepare, run, setListener, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CloseRegionHandler

public CloseRegionHandler(Server server,
                  RegionServerServices rsServices,
                  HRegionInfo regionInfo,
                  boolean abort,
                  CloseRegionCoordination closeRegionCoordination,
                  CloseRegionCoordination.CloseRegionDetails crd)

This method used internally by the RegionServer to close out regions.

Parameters:

server -

rsServices -

regionInfo -

abort - If the regionserver is aborting.

closeRegionCoordination - consensus for closing regions

crd - object carrying details about region close task.

CloseRegionHandler

public CloseRegionHandler(Server server,
                  RegionServerServices rsServices,
                  HRegionInfo regionInfo,
                  boolean abort,
                  CloseRegionCoordination closeRegionCoordination,
                  CloseRegionCoordination.CloseRegionDetails crd,
                  ServerName destination)

CloseRegionHandler

public CloseRegionHandler(Server server,
                  RegionServerServices rsServices,
                  HRegionInfo regionInfo,
                  boolean abort,
                  CloseRegionCoordination closeRegionCoordination,
                  CloseRegionCoordination.CloseRegionDetails crd,
                  EventType eventType)

CloseRegionHandler

protected CloseRegionHandler(Server server,
                  RegionServerServices rsServices,
                  HRegionInfo regionInfo,
                  boolean abort,
                  CloseRegionCoordination closeRegionCoordination,
                  CloseRegionCoordination.CloseRegionDetails crd,
                  EventType eventType,
                  ServerName destination)

Method Detail

getRegionInfo

public HRegionInfo getRegionInfo()

process

public void process()

Description copied from class: EventHandler

This method is the main processing loop to be implemented by the various subclasses.

Specified by:

process in class EventHandler