org.apache.hadoop.hbase.coprocessor

Class TestCoprocessorMetrics.CustomWALObserver

java.lang.Object

org.apache.hadoop.hbase.coprocessor.TestCoprocessorMetrics.CustomWALObserver

All Implemented Interfaces:

Coprocessor, WALCoprocessor, WALObserver

Enclosing class:

TestCoprocessorMetrics

public static class TestCoprocessorMetrics.CustomWALObserver
extends Object
implements WALCoprocessor, WALObserver

WALObserver that has a Counter for walEdits written.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.hbase.Coprocessor

Coprocessor.State

Field Summary

Fields inherited from interface org.apache.hadoop.hbase.Coprocessor

PRIORITY_HIGHEST, PRIORITY_LOWEST, PRIORITY_SYSTEM, PRIORITY_USER, VERSION

Constructor Summary

Constructors

Constructor and Description
CustomWALObserver()

Method Summary

Modifier and Type	Method and Description
Optional<WALObserver>	getWALObserver()
void	postWALWrite(ObserverContext<? extends WALCoprocessorEnvironment> ctx, RegionInfo info, WALKey logKey, WALEdit logEdit)
void	start(CoprocessorEnvironment env)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hbase.Coprocessor

getServices, stop

Methods inherited from interface org.apache.hadoop.hbase.coprocessor.WALObserver

postWALRoll, preWALRoll, preWALWrite

Constructor Detail

CustomWALObserver

public CustomWALObserver()

Method Detail

postWALWrite

public void postWALWrite(ObserverContext<? extends WALCoprocessorEnvironment> ctx,
                         RegionInfo info,
                         WALKey logKey,
                         WALEdit logEdit)
                  throws IOException

Specified by:

postWALWrite in interface WALObserver

Throws:

IOException

start

public void start(CoprocessorEnvironment env)
           throws IOException

Specified by:

start in interface Coprocessor

Throws:

IOException

getWALObserver

public Optional<WALObserver> getWALObserver()

Specified by:

getWALObserver in interface WALCoprocessor