Package org.apache.accumulo.tserver.Tablet

Examples of org.apache.accumulo.tserver.Tablet.ScanBatch

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            addResult(new org.apache.accumulo.core.tabletserver.thrift.NotServingTabletException(scanSession.extent.toThrift()));
            return;
          }

          long t1 = System.currentTimeMillis();
          ScanBatch batch = scanSession.scanner.read();
          long t2 = System.currentTimeMillis();
          scanSession.nbTimes.addStat(t2 - t1);

          // there should only be one thing on the queue at a time, so
          // it should be ok to call add()
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      if (scanSession.nextBatchTask == null) {
        scanSession.nextBatchTask = new NextBatchTask(scanID, scanSession.interruptFlag);
        resourceManager.executeReadAhead(scanSession.extent, scanSession.nextBatchTask);
      }

      ScanBatch bresult;
      try {
        bresult = scanSession.nextBatchTask.get(MAX_TIME_TO_WAIT_FOR_SCAN_RESULT_MILLIS, TimeUnit.MILLISECONDS);
        scanSession.nextBatchTask = null;
      } catch (ExecutionException e) {
        sessionManager.removeSession(scanID);
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        IterConfig ic = compressedIters.decompress(tc.iterators);

        Scanner scanner = tablet.createScanner(range, 1, emptyCols, cs.auths, ic.ssiList, ic.ssio, false, cs.interruptFlag);

        try {
          ScanBatch batch = scanner.read();

          Value val = null;

          for (KVEntry entry2 : batch.results) {
            val = entry2.getValue();
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      if (scanSession.nextBatchTask == null) {
        scanSession.nextBatchTask = new NextBatchTask(scanID, scanSession.interruptFlag);
        resourceManager.executeReadAhead(scanSession.extent, scanSession.nextBatchTask);
      }

      ScanBatch bresult;
      try {
        bresult = scanSession.nextBatchTask.get(MAX_TIME_TO_WAIT_FOR_SCAN_RESULT_MILLIS, TimeUnit.MILLISECONDS);
        scanSession.nextBatchTask = null;
      } catch (ExecutionException e) {
        sessionManager.removeSession(scanID);
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        IterConfig ic = compressedIters.decompress(tc.iterators);

        Scanner scanner = tablet.createScanner(range, 1, emptyCols, cs.auths, ic.ssiList, ic.ssio, false, cs.interruptFlag);

        try {
          ScanBatch batch = scanner.read();

          Value val = null;

          for (KVEntry entry2 : batch.results) {
            val = entry2.getValue();
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            addResult(new org.apache.accumulo.core.tabletserver.thrift.NotServingTabletException(scanSession.extent.toThrift()));
            return;
          }

          long t1 = System.currentTimeMillis();
          ScanBatch batch = scanSession.scanner.read();
          long t2 = System.currentTimeMillis();
          scanSession.nbTimes.addStat(t2 - t1);

          // there should only be one thing on the queue at a time, so
          // it should be ok to call add()
View Full Code Here
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Related Classes of org.apache.accumulo.tserver.Tablet.ScanBatch

  • org.apache.accumulo.tserver.TabletServer$ThriftClientHandler
  • org.apache.accumulo.tserver.TabletServer$ThriftClientHandler$NextBatchTask
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