DispatchMergingRegionHandler (Apache HBase 1.4.11 API)

java.lang.Object
- org.apache.hadoop.hbase.executor.EventHandler
- - org.apache.hadoop.hbase.master.handler.DispatchMergingRegionHandler

All Implemented Interfaces:

Comparable<Runnable>, Runnable
```
@InterfaceAudience.Private
public class DispatchMergingRegionHandler
extends EventHandler
```
Handles MERGE regions request on master: move the regions together(on the same regionserver) and send MERGE RPC to regionserver. NOTE:The real merge is executed on the regionserver

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
Constructor and Description
`DispatchMergingRegionHandler(MasterServices services, CatalogJanitor catalogJanitor, HRegionInfo region_a, HRegionInfo region_b, boolean forcible, User user)`

Method Summary

Methods
Modifier and Type Method and Description

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

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

Constructor Detail

DispatchMergingRegionHandler

public DispatchMergingRegionHandler(MasterServices services,
                            CatalogJanitor catalogJanitor,
                            HRegionInfo region_a,
                            HRegionInfo region_b,
                            boolean forcible,
                            User user)

Method Detail
- process
```
public void process()
             throws IOException
```
  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
  
  Throws:
  
  IOException

Class DispatchMergingRegionHandler

Nested Class Summary

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

Field Summary

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

Constructor Summary

Method Summary

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

Methods inherited from class java.lang.Object

Constructor Detail

DispatchMergingRegionHandler

Method Detail

process