@Override
    public void write(org.apache.thrift.protocol.TProtocol prot, TOnlineLogRecord struct) throws org.apache.thrift.TException {
      org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      oprot.writeI64(struct.startTime);
      oprot.writeI32(struct.processingTime);
      oprot.writeI32(struct.queueTime);
      oprot.writeI64(struct.responseSize);
      oprot.writeString(struct.clientAddress);
      oprot.writeString(struct.serverClass);
      oprot.writeString(struct.methodName);
      oprot.writeString(struct.callDetails);
      oprot.writeString(struct.param);
      oprot.writeString(struct.userName);
      oprot.writeI32(struct.multiGetsCount);
      oprot.writeI32(struct.multiMutationsCount);
      oprot.writeI32(struct.multiServiceCalls);
      java.util.BitSet optionals = new java.util.BitSet();
      if (struct.isSetRegionName()) {
        optionals.set(0);
      }
      if (struct.isSetBlockBytesScanned()) {
        optionals.set(1);
      }
      if (struct.isSetFsReadTime()) {
        optionals.set(2);
      }
      oprot.writeBitSet(optionals, 3);
      if (struct.isSetRegionName()) {
        oprot.writeString(struct.regionName);
      }
      if (struct.isSetBlockBytesScanned()) {
        oprot.writeI64(struct.blockBytesScanned);
      }
      if (struct.isSetFsReadTime()) {
        oprot.writeI64(struct.fsReadTime);
      }
    }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TOnlineLogRecord.java