public void setFieldValue(_Fields field, Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((String)value);
        }
        break;

      }
    }
Returns true if field success 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