public static class TestCoprocessorInterface.CoprocessorII extends BaseRegionObserver
RegionObserver.MutationType
Coprocessor.State
PRIORITY_HIGHEST, PRIORITY_LOWEST, PRIORITY_SYSTEM, PRIORITY_USER, VERSION
Constructor and Description |
---|
CoprocessorII() |
Modifier and Type | Method and Description |
---|---|
void |
preGetOp(ObserverContext<RegionCoprocessorEnvironment> e,
Get get,
List<Cell> results)
Called before the client performs a Get
|
void |
start(CoprocessorEnvironment e) |
void |
stop(CoprocessorEnvironment e) |
postAppend, postBatchMutate, postBatchMutateIndispensably, postBulkLoadHFile, postCheckAndDelete, postCheckAndPut, postClose, postCloseRegionOperation, postCompact, postCompact, postCompactSelection, postCompactSelection, postCompleteSplit, postDelete, postExists, postFlush, postFlush, postGetClosestRowBefore, postGetOp, postIncrement, postIncrementColumnValue, postInstantiateDeleteTracker, postLogReplay, postMutationBeforeWAL, postOpen, postPut, postRollBackSplit, postScannerClose, postScannerFilterRow, postScannerNext, postScannerOpen, postSplit, postStartRegionOperation, postStoreFileReaderOpen, postWALRestore, postWALRestore, preAppend, preAppendAfterRowLock, preBatchMutate, preBulkLoadHFile, preCheckAndDelete, preCheckAndDeleteAfterRowLock, preCheckAndPut, preCheckAndPutAfterRowLock, preClose, preCompact, preCompact, preCompactScannerOpen, preCompactScannerOpen, preCompactSelection, preCompactSelection, preDelete, preExists, preFlush, preFlush, preFlushScannerOpen, preGetClosestRowBefore, preIncrement, preIncrementAfterRowLock, preIncrementColumnValue, preOpen, prePrepareTimeStampForDeleteVersion, prePut, preRollBackSplit, preScannerClose, preScannerNext, preScannerOpen, preSplit, preSplit, preSplitAfterPONR, preSplitBeforePONR, preStoreFileReaderOpen, preStoreScannerOpen, preWALRestore, preWALRestore
public void start(CoprocessorEnvironment e)
start
in interface Coprocessor
start
in class BaseRegionObserver
public void stop(CoprocessorEnvironment e)
stop
in interface Coprocessor
stop
in class BaseRegionObserver
public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException
RegionObserver
Call CoprocessorEnvironment#bypass to skip default actions
Call CoprocessorEnvironment#complete to skip any subsequent chained coprocessors
preGetOp
in interface RegionObserver
preGetOp
in class BaseRegionObserver
e
- the environment provided by the region serverget
- the Get requestresults
- The result to return to the client if default processing
is bypassed. Can be modified. Will not be used if default processing
is not bypassed.IOException
- if an error occurred on the coprocessor