예제 #1
0
 private void validateNonRuleMethod(Method method, ValidationProblemCollector problems) {
   if (!Modifier.isPrivate(method.getModifiers())
       && !Modifier.isStatic(method.getModifiers())
       && !method.isSynthetic()
       && !ModelSchemaUtils.isObjectMethod(method)) {
     problems.add(method, "A method that is not annotated as a rule must be private");
   }
 }
예제 #2
0
  private void validateRuleMethod(
      MethodRuleDefinition<?, ?> ruleDefinition,
      Method ruleMethod,
      ValidationProblemCollector problems) {
    if (Modifier.isPrivate(ruleMethod.getModifiers())) {
      problems.add(ruleMethod, "A rule method cannot be private");
    }
    if (Modifier.isAbstract(ruleMethod.getModifiers())) {
      problems.add(ruleMethod, "A rule method cannot be abstract");
    }

    if (ruleMethod.getTypeParameters().length > 0) {
      problems.add(ruleMethod, "Cannot have type variables (i.e. cannot be a generic method)");
    }

    // TODO validations on method: synthetic, bridge methods, varargs, abstract, native
    ModelType<?> returnType = ModelType.returnType(ruleMethod);
    if (returnType.isRawClassOfParameterizedType()) {
      problems.add(
          ruleMethod,
          "Raw type "
              + returnType
              + " used for return type (all type parameters must be specified of parameterized type)");
    }

    for (int i = 0; i < ruleDefinition.getReferences().size(); i++) {
      ModelReference<?> reference = ruleDefinition.getReferences().get(i);
      if (reference.getType().isRawClassOfParameterizedType()) {
        problems.add(
            ruleMethod,
            "Raw type "
                + reference.getType()
                + " used for parameter "
                + (i + 1)
                + " (all type parameters must be specified of parameterized type)");
      }
      if (reference.getPath() != null) {
        try {
          ModelPath.validatePath(reference.getPath().toString());
        } catch (Exception e) {
          problems.add(
              ruleDefinition,
              "The declared model element path '"
                  + reference.getPath()
                  + "' used for parameter "
                  + (i + 1)
                  + " is not a valid path",
              e);
        }
      }
    }
  }