RegionMergeTransactionFactory (Apache HBase 1.4.11 API)

java.lang.Object
- org.apache.hadoop.hbase.regionserver.RegionMergeTransactionFactory

All Implemented Interfaces:: org.apache.hadoop.conf.Configurable

@InterfaceAudience.LimitedPrivate(value="Coprocesssor")
@InterfaceStability.Evolving
public class RegionMergeTransactionFactory
extends Object
implements org.apache.hadoop.conf.Configurable

A factory for creating RegionMergeTransactions, which execute region split as a "transaction". See RegionMergeTransactionImpl

Field Summary

Fields
Modifier and Type Field and Description

static String MERGE_TRANSACTION_IMPL_KEY

Fields
Modifier and Type	Field and Description
`static String`	`MERGE_TRANSACTION_IMPL_KEY`

Constructor Summary

Constructors
Constructor and Description

RegionMergeTransactionFactory(org.apache.hadoop.conf.Configuration conf)

Constructors
Constructor and Description
`RegionMergeTransactionFactory(org.apache.hadoop.conf.Configuration conf)`

Method Summary

Methods
Modifier and Type	Method and Description
`RegionMergeTransactionImpl`	`create(Region a, Region b, boolean forcible)` Create a merge transaction
`org.apache.hadoop.conf.Configuration`	`getConf()`
`void`	`setConf(org.apache.hadoop.conf.Configuration conf)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- MERGE_TRANSACTION_IMPL_KEY
```
public static final String MERGE_TRANSACTION_IMPL_KEY
```
  See Also:
  Constant Field Values

Constructor Detail

RegionMergeTransactionFactory

public RegionMergeTransactionFactory(org.apache.hadoop.conf.Configuration conf)

Method Detail
- getConf
```
public org.apache.hadoop.conf.Configuration getConf()
```
  Specified by:
  
  getConf in interface org.apache.hadoop.conf.Configurable
- setConf
```
public void setConf(org.apache.hadoop.conf.Configuration conf)
```
  Specified by:
  
  setConf in interface org.apache.hadoop.conf.Configurable
- create
```
public RegionMergeTransactionImpl create(Region a,
                                Region b,
                                boolean forcible)
```
  Create a merge transaction
  
  Parameters:
  a - region a to merge
  b - region b to merge
  forcible - if false, we will only merge adjacent regions
  
  Returns:
  transaction instance

Class RegionMergeTransactionFactory

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

MERGE_TRANSACTION_IMPL_KEY

Constructor Detail

RegionMergeTransactionFactory

Method Detail

getConf

setConf

create