Examples of org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController.cellScanner()

Class org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController

Examples of org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController.cellScanner()

org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController.cellScanner()
@return One-shot cell scanner (you cannot back it up and restart)

    try {
      responseProto = getStub().multi(controller, requestProto);
    } catch (ServiceException e) {
      return createAllFailedResponse(requestProto, ProtobufUtil.getRemoteException(e));
    }
    return ResponseConverter.getResults(requestProto, responseProto, controller.cellScanner());
  }


  /**
   * @param request
   * @param t

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            // as the last successfully retrieved row.
            // See HBASE-5974
            nextCallSeq++;
            long timestamp = System.currentTimeMillis();
            // Results are returned via controller
            CellScanner cellScanner = controller.cellScanner();
            rrs = ResponseConverter.getResults(cellScanner, response);
            if (logScannerActivity) {
              long now = System.currentTimeMillis();
              if (now - timestamp > logCutOffLatency) {
                int rows = rrs == null ? 0 : rrs.length;

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            .getServerName());
        PayloadCarryingRpcController controller = new PayloadCarryingRpcController();
        try {
          controller.setPriority(tableName);
          ScanResponse response = server.scan(controller, request);
          values = ResponseConverter.getResults(controller.cellScanner(), response);
        } catch (ServiceException se) {
          throw ProtobufUtil.getRemoteException(se);
        }


        // let us wait until hbase:meta table is updated and

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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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  public MultiResponse multi(final RpcController rpcc, final MultiRequest 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;
    if (controller != null) controller.setCellScanner(null);
    List<CellScannable> cellsToReturn = null;
     MultiResponse.Builder responseBuilder = MultiResponse.newBuilder();


     for (RegionAction regionAction : request.getRegionActionList()) {

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              getLocation().getRegionInfo().getRegionName(), append);
            PayloadCarryingRpcController rpcController = new PayloadCarryingRpcController();
            rpcController.setPriority(getTableName());
            MutateResponse response = getStub().mutate(rpcController, request);
            if (!response.hasResult()) return null;
            return ProtobufUtil.toResult(response.getResult(), rpcController.cellScanner());
          } catch (ServiceException se) {
            throw ProtobufUtil.getRemoteException(se);
          }
        }
      };

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          MutateRequest request = RequestConverter.buildMutateRequest(
            getLocation().getRegionInfo().getRegionName(), increment);
            PayloadCarryingRpcController rpcController = new PayloadCarryingRpcController();
            rpcController.setPriority(getTableName());
            MutateResponse response = getStub().mutate(rpcController, request);
            return ProtobufUtil.toResult(response.getResult(), rpcController.cellScanner());
          } catch (ServiceException se) {
            throw ProtobufUtil.getRemoteException(se);
          }
        }
      };

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              qualifier, amount, durability);
            PayloadCarryingRpcController rpcController = new PayloadCarryingRpcController();
            rpcController.setPriority(getTableName());
            MutateResponse response = getStub().mutate(rpcController, request);
            Result result =
              ProtobufUtil.toResult(response.getResult(), rpcController.cellScanner());
            return Long.valueOf(Bytes.toLong(result.getValue(family, qualifier)));
          } catch (ServiceException se) {
            throw ProtobufUtil.getRemoteException(se);
          }
        }

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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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