public void write(org.apache.thrift.protocol.TProtocol oprot, echo_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.message != null) {
          oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
          oprot.writeString(struct.message);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
agent-module/plugins-it/thrift-it/thrift-0-14-it/src/test/java/com/navercorp/pinpoint/it/plugin/thrift/dto/EchoService.java