Examples of org.apache.hadoop.hbase.CellScanner

org.apache.hadoop.hbase.CellScanner
omething }
Often used reading {@link org.apache.hadoop.hbase.Cell}s written by {@link org.apache.hadoop.hbase.io.CellOutputStream}.

        responder.doRespond(callTooBig);
        return;
      }
      MethodDescriptor md = null;
      Message param = null;
      CellScanner cellScanner = null;
      try {
        if (header.hasRequestParam() && header.getRequestParam()) {
          md = this.service.getDescriptorForType().findMethodByName(header.getMethodName());
          Builder builder = this.service.getRequestPrototype(md).newBuilderForType();
          // To read the varint, I need an inputstream; might as well be a CIS.

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  public MutateResponse mutate(final RpcController rpcc,
      final MutateRequest request) throws ServiceException {
    // rpc controller is how we bring in data via the back door;  it is unprotobuf'ed data.
    // It is also the conduit via which we pass back data.
    PayloadCarryingRpcController controller = (PayloadCarryingRpcController)rpcc;
    CellScanner cellScanner = controller != null? controller.cellScanner(): null;
    // Clear scanner so we are not holding on to reference across call.
    controller.setCellScanner(null);
    try {
      requestCount.increment();
      HRegion region = getRegion(request.getRegion());

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  throws ServiceException {
    
    // rpc controller is how we bring in data via the back door;  it is unprotobuf'ed data.
    // It is also the conduit via which we pass back data.
    PayloadCarryingRpcController controller = (PayloadCarryingRpcController)rpcc;
    CellScanner cellScanner = controller != null? controller.cellScanner(): null;
    if (controller != null) controller.setCellScanner(null);
    List<CellScannable> cellsToReturn = null;
    MultiResponse.Builder responseBuilder = MultiResponse.newBuilder();
    RegionActionResult.Builder regionActionResultBuilder = RegionActionResult.newBuilder();

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  @Override
  @QosPriority(priority = HConstants.REPLAY_QOS)
  public ReplicateWALEntryResponse replay(final RpcController controller,
      final ReplicateWALEntryRequest request) throws ServiceException {
    long before = EnvironmentEdgeManager.currentTimeMillis();
    CellScanner cells = ((PayloadCarryingRpcController) controller).cellScanner();
    try {
      checkOpen();
      List<WALEntry> entries = request.getEntryList();
      if (entries == null || entries.isEmpty()) {
        // empty input

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          callQueueSize.add(call.getSize() * -1);
          // Set the response for undelayed calls and delayed calls with
          // undelayed responses.
          if (!call.isDelayed() || !call.isReturnValueDelayed()) {
            Message param = resultPair != null? resultPair.getFirst(): null;
            CellScanner cells = resultPair != null? resultPair.getSecond(): null;
            call.setResponse(param, cells, errorThrowable, error);
          }
          call.sendResponseIfReady();
          status.markComplete("Sent response");
        } catch (InterruptedException e) {

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    rowTracker.validate();
  }


  private static void verifyRow(Result result) throws IOException {
    byte[] row = result.getRow();
    CellScanner scanner = result.cellScanner();
    while (scanner.advance()) {
      Cell cell = scanner.current();


      //assert that all Cells in the Result have the same key
     Assert.assertEquals(0, Bytes.compareTo(row, 0, row.length,
         cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()));
    }

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        responder.doRespond(callTooBig);
        return;
      }
      MethodDescriptor md = null;
      Message param = null;
      CellScanner cellScanner = null;
      try {
        if (header.hasRequestParam() && header.getRequestParam()) {
          md = this.service.getDescriptorForType().findMethodByName(header.getMethodName());
          if (md == null) throw new UnsupportedOperationException(header.getMethodName());
          Builder builder = this.service.getRequestPrototype(md).newBuilderForType();

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          LOG.info("" + i);
          // Uncomment this for a thread dump every so often.
          // ReflectionUtils.printThreadInfo(new PrintWriter(System.out),
          //  "Thread dump " + Thread.currentThread().getName());
        }
        CellScanner cellScanner = CellUtil.createCellScanner(cells);
        Pair<Message, CellScanner> response =
            client.call(null, md, builder.build(), cellScanner, param, user, address, 0);
        /*
        int count = 0;
        while (p.getSecond().advance()) {

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      RpcServer.CurCall.set(null);
      // Set the response for undelayed calls and delayed calls with
      // undelayed responses.
      if (!call.isDelayed() || !call.isReturnValueDelayed()) {
        Message param = resultPair != null ? resultPair.getFirst() : null;
        CellScanner cells = resultPair != null ? resultPair.getSecond() : null;
        call.setResponse(param, cells, errorThrowable, error);
      }
      call.sendResponseIfReady();
      this.status.markComplete("Sent response");
      this.status.pause("Waiting for a call");

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  @Override
  @QosPriority(priority = HConstants.REPLAY_QOS)
  public ReplicateWALEntryResponse replay(final RpcController controller,
      final ReplicateWALEntryRequest request) throws ServiceException {
    long before = EnvironmentEdgeManager.currentTime();
    CellScanner cells = ((PayloadCarryingRpcController) controller).cellScanner();
    try {
      checkOpen();
      List<WALEntry> entries = request.getEntryList();
      if (entries == null || entries.isEmpty()) {
        // empty input

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