Package org.apache.hadoop.hbase

Examples of org.apache.hadoop.hbase.CellScanner

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    }

    // 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);

    long nonceGroup = request.hasNonceGroup() ? request.getNonceGroup() : HConstants.NO_NONCE;

    // this will contain all the cells that we need to return. It's created later, if needed.
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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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    long startTime = 0;
    if (LOG.isTraceEnabled()) {
      startTime = System.currentTimeMillis();
    }
    PayloadCarryingRpcController pcrc = (PayloadCarryingRpcController)controller;
    CellScanner cells = null;
    if (pcrc != null) {
      cells = pcrc.cellScanner();
      // Clear it here so we don't by mistake try and these cells processing results.
      pcrc.setCellScanner(null);
    }
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          if (call != null && call.responseDefaultType != null) {
            Builder builder = call.responseDefaultType.newBuilderForType();
            builder.mergeDelimitedFrom(in);
            value = builder.build();
          }
          CellScanner cellBlockScanner = null;
          if (responseHeader.hasCellBlockMeta()) {
            int size = responseHeader.getCellBlockMeta().getLength();
            byte [] cellBlock = new byte[size];
            IOUtils.readFully(this.in, cellBlock, 0, cellBlock.length);
            cellBlockScanner = ipcUtil.createCellScanner(this.codec, this.compressor, cellBlock);
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      this.rpcServer.addCallSize(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();
      this.status.markComplete("Sent response");
      this.status.pause("Waiting for a call");
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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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  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.
    if (controller != null) controller.setCellScanner(null);
    try {
      checkOpen();
      requestCount.increment();
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    }

    // 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);

    long nonceGroup = request.hasNonceGroup() ? request.getNonceGroup() : HConstants.NO_NONCE;

    // this will contain all the cells that we need to return. It's created later, if needed.
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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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    rowTracker.validate();
  }

  public static void verifyRowFromMap(ImmutableBytesWritable key, Result result) throws IOException {
    byte[] row = key.get();
    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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  • org.apache.hadoop.hbase.client.ScannerCallable
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  • org.apache.hadoop.hbase.io.encoding.TestPrefixTree
  • org.apache.hadoop.hbase.ipc.CallRunner
  • org.apache.hadoop.hbase.ipc.HBaseClient$Connection
  • org.apache.hadoop.hbase.ipc.HBaseServer$Connection
  • org.apache.hadoop.hbase.ipc.HBaseServer$Handler
  • org.apache.hadoop.hbase.ipc.ProtobufRpcClientEngine$Invoker
  • org.apache.hadoop.hbase.ipc.RpcClient
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