org.apache.hadoop.hbase.client

Class TestReplicasClient.SlowMeCopro

java.lang.Object

org.apache.hadoop.hbase.client.TestReplicasClient.SlowMeCopro

All Implemented Interfaces:

org.apache.hadoop.hbase.Coprocessor, org.apache.hadoop.hbase.coprocessor.RegionCoprocessor, org.apache.hadoop.hbase.coprocessor.RegionObserver

Enclosing class:

TestReplicasClient

public static class TestReplicasClient.SlowMeCopro
extends Object
implements org.apache.hadoop.hbase.coprocessor.RegionCoprocessor, org.apache.hadoop.hbase.coprocessor.RegionObserver

This copro is used to synchronize the tests.

Nested Class Summary

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

org.apache.hadoop.hbase.Coprocessor.State

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

org.apache.hadoop.hbase.coprocessor.RegionObserver.MutationType

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static AtomicInteger	countOfNext
private static AtomicReference<CountDownLatch>	primaryCdl
(package private) static AtomicInteger	primaryCountOfScan
private static AtomicReference<CountDownLatch>	secondaryCdl
(package private) static AtomicInteger	secondaryCountOfScan
(package private) static AtomicLong	sleepTime
(package private) static AtomicBoolean	slowDownNext

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

PRIORITY_HIGHEST, PRIORITY_LOWEST, PRIORITY_SYSTEM, PRIORITY_USER, VERSION

Constructor Summary

Constructors

Constructor and Description
SlowMeCopro()

Method Summary

Modifier and Type	Method and Description
static AtomicReference<CountDownLatch>	getPrimaryCdl()
Optional<org.apache.hadoop.hbase.coprocessor.RegionObserver>	getRegionObserver()
static AtomicReference<CountDownLatch>	getSecondaryCdl()
private void	incrementScanCount(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e)
void	preGetOp(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e, org.apache.hadoop.hbase.client.Get get, List<org.apache.hadoop.hbase.Cell> results)
boolean	preScannerNext(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e, org.apache.hadoop.hbase.regionserver.InternalScanner s, List<org.apache.hadoop.hbase.client.Result> results, int limit, boolean hasMore)
void	preScannerOpen(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e, org.apache.hadoop.hbase.client.Scan scan)
private void	slowdownCode(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e)

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.RegionCoprocessor

getBulkLoadObserver, getEndpointObserver

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

getServices, start, stop

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

postAppend, postAppend, postAppendBeforeWAL, postBatchMutate, postBatchMutateIndispensably, postBulkLoadHFile, postCheckAndDelete, postCheckAndDelete, postCheckAndMutate, postCheckAndPut, postCheckAndPut, postClose, postCloseRegionOperation, postCommitStoreFile, postCompact, postCompactSelection, postDelete, postDelete, postExists, postFlush, postFlush, postGetOp, postIncrement, postIncrement, postIncrementBeforeWAL, postInstantiateDeleteTracker, postMemStoreCompaction, postMutationBeforeWAL, postOpen, postPut, postPut, postReplayWALs, postScannerClose, postScannerFilterRow, postScannerNext, postScannerOpen, postStartRegionOperation, postStoreFileReaderOpen, postWALRestore, preAppend, preAppend, preAppendAfterRowLock, preBatchMutate, preBulkLoadHFile, preCheckAndDelete, preCheckAndDelete, preCheckAndDeleteAfterRowLock, preCheckAndDeleteAfterRowLock, preCheckAndMutate, preCheckAndMutateAfterRowLock, preCheckAndPut, preCheckAndPut, preCheckAndPutAfterRowLock, preCheckAndPutAfterRowLock, preClose, preCommitStoreFile, preCompact, preCompactScannerOpen, preCompactSelection, preDelete, preDelete, preExists, preFlush, preFlush, preFlushScannerOpen, preIncrement, preIncrement, preIncrementAfterRowLock, preMemStoreCompaction, preMemStoreCompactionCompact, preMemStoreCompactionCompactScannerOpen, preOpen, prePrepareTimeStampForDeleteVersion, prePut, prePut, preReplayWALs, preScannerClose, preStoreFileReaderOpen, preStoreScannerOpen, preWALAppend, preWALRestore

Field Detail

primaryCountOfScan

static final AtomicInteger primaryCountOfScan

secondaryCountOfScan

static final AtomicInteger secondaryCountOfScan

sleepTime

static final AtomicLong sleepTime

slowDownNext

static final AtomicBoolean slowDownNext

countOfNext

static final AtomicInteger countOfNext

primaryCdl

private static final AtomicReference<CountDownLatch> primaryCdl

secondaryCdl

private static final AtomicReference<CountDownLatch> secondaryCdl

Constructor Detail

SlowMeCopro

public SlowMeCopro()

Method Detail

getRegionObserver

public Optional<org.apache.hadoop.hbase.coprocessor.RegionObserver> getRegionObserver()

Specified by:

getRegionObserver in interface org.apache.hadoop.hbase.coprocessor.RegionCoprocessor

preGetOp

public void preGetOp(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e,
                     org.apache.hadoop.hbase.client.Get get,
                     List<org.apache.hadoop.hbase.Cell> results)
              throws IOException

Specified by:

preGetOp in interface org.apache.hadoop.hbase.coprocessor.RegionObserver

Throws:

IOException

incrementScanCount

private void incrementScanCount(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e)

preScannerOpen

public void preScannerOpen(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e,
                           org.apache.hadoop.hbase.client.Scan scan)
                    throws IOException

Specified by:

preScannerOpen in interface org.apache.hadoop.hbase.coprocessor.RegionObserver

Throws:

IOException

preScannerNext

public boolean preScannerNext(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e,
                              org.apache.hadoop.hbase.regionserver.InternalScanner s,
                              List<org.apache.hadoop.hbase.client.Result> results,
                              int limit,
                              boolean hasMore)
                       throws IOException

Specified by:

preScannerNext in interface org.apache.hadoop.hbase.coprocessor.RegionObserver

Throws:

IOException

slowdownCode

private void slowdownCode(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> e)

getPrimaryCdl

public static AtomicReference<CountDownLatch> getPrimaryCdl()

getSecondaryCdl

public static AtomicReference<CountDownLatch> getSecondaryCdl()