code: public CheckPointHelper addValidationRule(String ruleName, StandardValueType standardValueType, BaseValidationCheck validationCheck, AssistType assistType) {
          ValidationRule rule = new ValidationRule(ruleName, standardValueType, validationCheck);
          if (assistType == null) {
              assistType = AssistType.all();
          }
          rule.setAssistType(assistType);
          this.validationRuleStore.addRule(rule);
          return this;
      }
docs: Add the fresh user rule
  
  @param ruleName          use rule name - must uniqueue
  @param standardValueType rule check standardvalue type
  @param validationCheck   rule check class with extends BaseValidationCheck and overide replace or check method and exception method
  @param assistType        input field type
  @return CheckPointHelper check point helper