Examples with TypeLoader org.mule.metadata.api.TypeLoader used on opensource projects

Example 1 with TypeLoader

use of org.mule.metadata.api.TypeLoader in project mule by mulesoft.

the class NullSafeModelValidator method validate.

@Override
public void validate(ExtensionModel extensionModel, ProblemsReporter problemsReporter) {
    ReflectionCache reflectionCache = new ReflectionCache();
    TypeLoader typeLoader = ExtensionsTypeLoaderFactory.getDefault().createTypeLoader();
    new ExtensionWalker() {

        @Override
        public void onParameter(ParameterizedModel owner, ParameterGroupModel groupModel, ParameterModel model) {
            model.getType().accept(new MetadataTypeVisitor() {

                @Override
                public void visitObject(ObjectType objectType) {
                    if (objectType.getMetadataFormat().equals(JAVA) && !isMap(objectType)) {
                        objectType.getAnnotation(TypeIdAnnotation.class).map(TypeIdAnnotation::getValue).ifPresent(typeId -> typeLoader.load(typeId).ifPresent(fieldMetadataType -> objectType.getFields().stream().filter(f -> f.getAnnotation(NullSafeTypeAnnotation.class).isPresent()).forEach(f -> validateField(getLocalPart(f), f, getType(fieldMetadataType), f.getAnnotation(NullSafeTypeAnnotation.class).get()))));
                    }
                }

                private void validateField(String fieldName, ObjectFieldType field, Class<?> declaringClass, NullSafeTypeAnnotation nullSafeTypeAnnotation) {
                    Class<?> nullSafeType = nullSafeTypeAnnotation.getType();
                    Class<?> fieldType = getType(field.getValue());
                    boolean hasDefaultOverride = nullSafeTypeAnnotation.hasDefaultOverride();
                    field.getValue().accept(new BasicTypeMetadataVisitor() {

                        @Override
                        protected void visitBasicType(MetadataType metadataType) {
                            problemsReporter.addError(new Problem(extensionModel, format("Field '%s' in class '%s' is annotated with '@%s' but is of type '%s'. That annotation can only be " + "used with complex types (Pojos, Lists, Maps)", fieldName, declaringClass.getName(), NullSafe.class.getSimpleName(), fieldType.getName())));
                        }

                        @Override
                        public void visitArrayType(ArrayType arrayType) {
                            if (hasDefaultOverride) {
                                problemsReporter.addError(new Problem(extensionModel, format("Field '%s' in class '%s' is annotated with '@%s' is of type '%s'" + " but a 'defaultImplementingType' was provided." + " Type override is not allowed for Collections", fieldName, declaringClass.getName(), NullSafe.class.getSimpleName(), fieldType.getName())));
                            }
                        }

                        @Override
                        public void visitObject(ObjectType objectType) {
                            String requiredFields = objectType.getFields().stream().filter(f -> f.isRequired() && !isFlattenedParameterGroup(f)).map(MetadataTypeUtils::getLocalPart).collect(joining(", "));
                            if (!isBlank(requiredFields) && isCompiletime(extensionModel)) {
                                problemsReporter.addError(new Problem(model, format("Class '%s' cannot be used with '@%s' parameter since it contains non optional fields: [%s]", getId(objectType).orElse(""), NullSafe.class.getSimpleName(), requiredFields)));
                            }
                            if (objectType.isOpen()) {
                                if (hasDefaultOverride) {
                                    problemsReporter.addError(new Problem(model, format("Field '%s' in class '%s' is annotated with '@%s' is of type '%s'" + " but a 'defaultImplementingType' was provided." + " Type override is not allowed for Maps", fieldName, declaringClass.getName(), NullSafe.class.getSimpleName(), fieldType.getName())));
                                }
                                return;
                            }
                            if (hasDefaultOverride && isInstantiable(fieldType, reflectionCache)) {
                                problemsReporter.addError(new Problem(model, format("Field '%s' in class '%s' is annotated with '@%s' is of concrete type '%s'," + " but a 'defaultImplementingType' was provided." + " Type override is not allowed for concrete types", fieldName, declaringClass.getName(), NullSafe.class.getSimpleName(), fieldType.getName())));
                            }
                            if (!isInstantiable(nullSafeType, reflectionCache)) {
                                problemsReporter.addError(new Problem(model, format("Field '%s' in class '%s' is annotated with '@%s' but is of type '%s'. That annotation can only be " + "used with complex instantiable types (Pojos, Lists, Maps)", fieldName, declaringClass.getName(), NullSafe.class.getSimpleName(), nullSafeType.getName())));
                            }
                            if (hasDefaultOverride && !fieldType.isAssignableFrom(nullSafeType)) {
                                problemsReporter.addError(new Problem(model, format("Field '%s' in class '%s' is annotated with '@%s' of type '%s', but provided type '%s" + " is not a subtype of the parameter's type", fieldName, declaringClass.getName(), NullSafe.class.getSimpleName(), fieldType.getName(), nullSafeType.getName())));
                            }
                        }
                    });
                }
            });
        }
    }.walk(extensionModel);
}