| /* |
| * Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0, which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the |
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, |
| * version 2 with the GNU Classpath Exception, which is available at |
| * https://www.gnu.org/software/classpath/license.html. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 |
| */ |
| |
| package integration_test_servlet; |
| |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Set; |
| import jakarta.annotation.Resource; |
| import jakarta.servlet.ServletException; |
| import jakarta.servlet.http.HttpServlet; |
| import jakarta.servlet.http.HttpServletRequest; |
| import jakarta.servlet.http.HttpServletResponse; |
| import jakarta.validation.ConstraintViolation; |
| import jakarta.validation.Validator; |
| import jakarta.validation.ValidatorFactory; |
| |
| public class ValidatorFactoryInjectionTestServlet extends HttpServlet { |
| |
| @Resource |
| Validator beanValidator; |
| |
| @Resource |
| ValidatorFactory validatorFactory; |
| |
| |
| @Override |
| protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { |
| PrintWriter out = resp.getWriter(); |
| resp.setContentType("text/html"); |
| out.print("<html><head><title>SimpleBVServlet</title></head><body>"); |
| |
| out.print("<p>"); |
| out.print("Obtained ValidatorFactory: " + validatorFactory + "."); |
| out.print("</p>"); |
| |
| out.print("<h1>"); |
| out.print("Validating person class using validateValue with valid property"); |
| out.print("</h1>"); |
| |
| List<String> listOfString = new ArrayList<String>(); |
| listOfString.add("one"); |
| listOfString.add("two"); |
| listOfString.add("three"); |
| |
| Set<ConstraintViolation<Person>> violations = |
| beanValidator.validateValue(Person.class, "listOfString", listOfString); |
| |
| printConstraintViolations(out, violations, "case1"); |
| |
| out.print("<h1>"); |
| out.print("Validating person class using validateValue with invalid property"); |
| out.print("</h1>"); |
| |
| try { |
| violations = |
| beanValidator.validateValue(Person.class, "nonExistentProperty", listOfString); |
| } catch (IllegalArgumentException iae) { |
| out.print("<p>"); |
| out.print("case2: caught IllegalArgumentException. Message: " + |
| iae.getMessage()); |
| out.print("</p>"); |
| } |
| Person person = new Person(); |
| |
| out.print("<h1>"); |
| out.print("Validating invalid person instance using validate."); |
| out.print("</h1>"); |
| |
| violations = beanValidator.validate(person); |
| |
| printConstraintViolations(out, violations, "case3"); |
| |
| out.print("<h1>"); |
| out.print("Validating valid person."); |
| out.print("</h1>"); |
| |
| person.setFirstName("John"); |
| person.setLastName("Yaya"); |
| person.setListOfString(listOfString); |
| |
| violations = beanValidator.validate(person); |
| printConstraintViolations(out, violations, "case4"); |
| |
| out.print("</body></html>"); |
| |
| } |
| |
| private void printConstraintViolations(PrintWriter out, |
| Set<ConstraintViolation<Person>> violations, String caseId) { |
| if (violations.isEmpty()) { |
| out.print("<p>"); |
| out.print(caseId + ": No ConstraintViolations found."); |
| out.print("</p>"); |
| } else { |
| for (ConstraintViolation<Person> curViolation : violations) { |
| out.print("<p>"); |
| out.print(caseId + ": ConstraintViolation: message: " + curViolation.getMessage() + |
| " propertyPath: " + curViolation.getPropertyPath()); |
| out.print("</p>"); |
| } |
| } |
| |
| } |
| |
| |
| } |
