Package org.apache.hadoop.hbase.coprocessor

Class TestRegionObserverScannerOpenHook.NoDataFromScan

java.lang.Object
org.apache.hadoop.hbase.coprocessor.TestRegionObserverScannerOpenHook.NoDataFromScan
All Implemented Interfaces:
org.apache.hadoop.hbase.Coprocessor, org.apache.hadoop.hbase.coprocessor.RegionCoprocessor, org.apache.hadoop.hbase.coprocessor.RegionObserver
Enclosing class:
TestRegionObserverScannerOpenHook
public static class TestRegionObserverScannerOpenHook.NoDataFromScan extends Object implements org.apache.hadoop.hbase.coprocessor.RegionCoprocessor, org.apache.hadoop.hbase.coprocessor.RegionObserver
Don't return any data from a scan by creating a custom StoreScanner.

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

    PRIORITY_HIGHEST, PRIORITY_LOWEST, PRIORITY_SYSTEM, PRIORITY_USER, VERSION

  • Constructor Summary

    Constructors
    Constructor
    Description
    NoDataFromScan()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    Optional<org.apache.hadoop.hbase.coprocessor.RegionObserver>
    getRegionObserver()
     
    void
    preGetOp(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> c, org.apache.hadoop.hbase.client.Get get, List<org.apache.hadoop.hbase.Cell> result)
     
    void
    preScannerOpen(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> c, org.apache.hadoop.hbase.client.Scan scan)
     

    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, start, stop

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

    getBulkLoadObserver, getEndpointObserver

    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, preScannerNext, preStoreFileReaderOpen, preStoreScannerOpen, preWALAppend, preWALRestore

  • Constructor Details

  • Method Details

    • 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> c, org.apache.hadoop.hbase.client.Get get, List<org.apache.hadoop.hbase.Cell> result) throws IOException
      Specified by:
      preGetOp in interface org.apache.hadoop.hbase.coprocessor.RegionObserver
      Throws:
      IOException

    • preScannerOpen

      public void preScannerOpen(org.apache.hadoop.hbase.coprocessor.ObserverContext<org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment> c, org.apache.hadoop.hbase.client.Scan scan) throws IOException
      Specified by:
      preScannerOpen in interface org.apache.hadoop.hbase.coprocessor.RegionObserver
      Throws:
      IOException