2 * ============LICENSE_START==========================================
4 * ===================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ===================================================================
8 * Unless otherwise specified, all software contained herein is licensed
9 * under the Apache License, Version 2.0 (the "License");
10 * you may not use this software except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
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18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * Unless otherwise specified, all documentation contained herein is licensed
22 * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
23 * you may not use this documentation except in compliance with the License.
24 * You may obtain a copy of the License at
26 * https://creativecommons.org/licenses/by/4.0/
28 * Unless required by applicable law or agreed to in writing, documentation
29 * distributed under the License is distributed on an "AS IS" BASIS,
30 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
31 * See the License for the specific language governing permissions and
32 * limitations under the License.
34 * ============LICENSE_END============================================
39 package org.onap.portalapp.validation;
42 import javax.validation.ConstraintViolation;
43 import javax.validation.Validation;
44 import javax.validation.Validator;
45 import javax.validation.ValidatorFactory;
46 import org.springframework.stereotype.Component;
49 public class DataValidator {
50 private volatile static ValidatorFactory VALIDATOR_FACTORY;
52 public DataValidator() {
53 if (VALIDATOR_FACTORY == null) {
54 synchronized (DataValidator.class) {
55 if (VALIDATOR_FACTORY == null) {
56 VALIDATOR_FACTORY = Validation.buildDefaultValidatorFactory();
62 public <E> Set<ConstraintViolation<E>> getConstraintViolations(E classToValid) {
63 Validator validator = VALIDATOR_FACTORY.getValidator();
64 Set<ConstraintViolation<E>> constraintViolations = validator.validate(classToValid);
65 return constraintViolations;
68 public <E> boolean isValid(E classToValid) {
69 Set<ConstraintViolation<E>> constraintViolations = getConstraintViolations(classToValid);
70 return constraintViolations.isEmpty();