import org.apache.hadoop.hdfs.qjournal.protocol.QJournalProtocolProtos.JournalRequestProto; //导入依赖的package包/类
@Override
public void journal(RequestInfo reqInfo,
    long segmentTxId, long firstTxnId, int numTxns,
    byte[] records) throws IOException {
  JournalRequestProto req = JournalRequestProto.newBuilder()
      .setReqInfo(convert(reqInfo))
      .setSegmentTxnId(segmentTxId)
      .setFirstTxnId(firstTxnId)
      .setNumTxns(numTxns)
      .setRecords(PBHelper.getByteString(records))
      .build();
  try {
    rpcProxy.journal(NULL_CONTROLLER, req);
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }
}
 

import org.apache.hadoop.hdfs.qjournal.protocol.QJournalProtocolProtos.JournalRequestProto; //导入依赖的package包/类
@Override
public void journal(RequestInfo reqInfo,
    long segmentTxId, long firstTxnId, int numTxns,
    byte[] records) throws IOException {
  JournalRequestProto req = JournalRequestProto.newBuilder()
      .setReqInfo(convert(reqInfo))
      .setSegmentTxnId(segmentTxId)
      .setFirstTxnId(firstTxnId)
      .setNumTxns(numTxns)
      .setRecords(PBHelperClient.getByteString(records))
      .build();
  try {
    rpcProxy.journal(NULL_CONTROLLER, req);
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }
}
 

import org.apache.hadoop.hdfs.qjournal.protocol.QJournalProtocolProtos.JournalRequestProto; //导入依赖的package包/类
/** @see JournalProtocol#journal */
@Override
public JournalResponseProto journal(RpcController unused,
    JournalRequestProto req) throws ServiceException {
  try {
    impl.journal(convert(req.getReqInfo()),
        req.getSegmentTxnId(), req.getFirstTxnId(),
        req.getNumTxns(), req.getRecords().toByteArray());
  } catch (IOException e) {
    throw new ServiceException(e);
  }
  return VOID_JOURNAL_RESPONSE;
}