code: def _add_arg_java(self, key, value, mask=False):
          
          if isinstance(value, bool):
              value = int(value)
          self._data[key] = value
          self._args.append('{}{}={}'.format('-D', key, value))
          self._args_quoted.append(self.quote('{}{}={}'.format('-D', key, value)))
          if mask:
              value = 'x' * len(str(value))
          self._args_masked.append('{}{}={}'.format('-D', key, value))
docs: Add CLI Arg formatted specifically for Java.
  
          Args:
              key (string): The CLI Args key (e.g., --name).
              value (string): The CLI Args value (e.g., bob).
              mask (boolean, default:False): Indicates whether no mask value.