Java ClientProtos.GetRequest方法代码示例

import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; //导入方法依赖的package包/类
@Override
public Result call(int callTimeout) throws Exception {
  if (controller.isCanceled()) return null;

  if (Thread.interrupted()) {
    throw new InterruptedIOException();
  }

  byte[] reg = location.getRegionInfo().getRegionName();

  ClientProtos.GetRequest request =
      RequestConverter.buildGetRequest(reg, get);
  controller.setCallTimeout(callTimeout);

  try {
    ClientProtos.GetResponse response = getStub().get(controller, request);
    if (response == null) {
      return null;
    }
    return ProtobufUtil.toResult(response.getResult());
  } catch (ServiceException se) {
    throw ProtobufUtil.getRemoteException(se);
  }
}
 

import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; //导入方法依赖的package包/类
/**
* {@inheritDoc}
* @deprecated Use reversed scan instead.
*/
@Override
@Deprecated
public Result getRowOrBefore(final byte[] row, final byte[] family)
    throws IOException {
  RegionServerCallable<Result> callable = new RegionServerCallable<Result>(this.connection,
      tableName, row) {
    @Override
   public Result call(int callTimeout) throws IOException {
      PayloadCarryingRpcController controller = rpcControllerFactory.newController();
      controller.setPriority(tableName);
      controller.setCallTimeout(callTimeout);
      ClientProtos.GetRequest request = RequestConverter.buildGetRowOrBeforeRequest(
          getLocation().getRegionInfo().getRegionName(), row, family);
      try {
        ClientProtos.GetResponse response = getStub().get(controller, request);
        if (!response.hasResult()) return null;
        return ProtobufUtil.toResult(response.getResult());
      } catch (ServiceException se) {
        throw ProtobufUtil.getRemoteException(se);
      }
    }
  };
  return rpcCallerFactory.<Result>newCaller().callWithRetries(callable, this.operationTimeout);
}
 

import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; //导入方法依赖的package包/类
/**
 * attempt to locate the region and perform a get and scan
 * @return True if successful, False otherwise.
 */
private boolean test(HConnection con, TableName tableName, byte[] row,
    HRegionServer server) {
  // not using HTable to avoid timeouts and retries
  try {
    byte[] regionName = con.relocateRegion(tableName, row).getRegionInfo()
        .getRegionName();
    // get and scan should now succeed without exception
    ClientProtos.GetRequest request =
        RequestConverter.buildGetRequest(regionName, new Get(row));
    server.getRSRpcServices().get(null, request);
    ScanRequest scanRequest = RequestConverter.buildScanRequest(
      regionName, new Scan(row), 1, true);
    try {
      server.getRSRpcServices().scan(
        new PayloadCarryingRpcController(), scanRequest);
    } catch (ServiceException se) {
      throw ProtobufUtil.getRemoteException(se);
    }
  } catch (IOException x) {
    return false;
  } catch (ServiceException e) {
    return false;
  }
  return true;
}
 

import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; //导入方法依赖的package包/类
private void assertGetRpc(HRegionInfo info, int value, boolean expect)
    throws IOException, ServiceException {
  byte[] row = Bytes.toBytes(String.valueOf(value));
  Get get = new Get(row);
  ClientProtos.GetRequest getReq = RequestConverter.buildGetRequest(info.getRegionName(), get);
  ClientProtos.GetResponse getResp =  getRS().getRSRpcServices().get(null, getReq);
  Result result = ProtobufUtil.toResult(getResp.getResult());
  if (expect) {
    Assert.assertArrayEquals(row, result.getValue(f, null));
  } else {
    result.isEmpty();
  }
}
 

import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; //导入方法依赖的package包/类
private void assertGetRpc(HRegionInfo info, int value, boolean expect) throws IOException, ServiceException {
  byte[] row = Bytes.toBytes(String.valueOf(value));
  Get get = new Get(row);
  ClientProtos.GetRequest getReq = RequestConverter.buildGetRequest(info.getRegionName(), get);
  ClientProtos.GetResponse getResp =  getRS().getRSRpcServices().get(null, getReq);
  Result result = ProtobufUtil.toResult(getResp.getResult());
  if (expect) {
    Assert.assertArrayEquals(row, result.getValue(f, null));
  } else {
    result.isEmpty();
  }
}
 

import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; //导入方法依赖的package包/类
@Override
public GetResponse get(final RpcController controller,
                       final ClientProtos.GetRequest request) throws ServiceException {
  throwSomeExceptions();
  return super.get(controller, request);
}