code: public FessMessages addConstraintsModCheckMessage(String property, String modType, String value) {
          assertPropertyNotNull(property);
          add(property, new UserMessage(CONSTRAINTS_ModCheck_MESSAGE, modType, value));
          return this;
      }
docs: Add the created action message for the key 'constraints.ModCheck.message' with parameters.
  <pre>
  message: The check digit for ${value} is invalid, ${modType} checksum failed.
  </pre>
  @param property The property name for the message. (NotNull)
  @param modType The parameter modType for message. (NotNull)
  @param value The parameter value for message. (NotNull)
  @return this. (NotNull)