| /* |
| * Copyright (c) 2009, 2018 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 slsbnicmt; |
| |
| import jakarta.annotation.Resource; |
| import jakarta.ejb.Stateless; |
| import jakarta.persistence.*; |
| import jakarta.transaction.*; |
| |
| @Stateless |
| public class AnnotatedEJB { |
| |
| @PersistenceContext |
| private EntityManager em; |
| |
| private String name = "foo"; |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public boolean persistEntity() { |
| boolean pass = false; |
| try { |
| JpaBean jpaBean = new JpaBean(); |
| jpaBean.setName("JpaBean"); |
| System.out.println("Persisting ...."); |
| em.persist(jpaBean); |
| pass = true; |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| } |
| return pass; |
| } |
| |
| public boolean removeEntity() { |
| boolean pass = false; |
| try { |
| Query query = em.createQuery("SELECT j FROM JpaBean j WHERE j.name='JpaBean'"); |
| JpaBean jpaBean = (JpaBean) query.getSingleResult(); |
| System.out.println("Loaded " + jpaBean); |
| em.remove(jpaBean); |
| pass = true; |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| } |
| |
| return pass; |
| } |
| |
| public boolean verifyRemove() { |
| boolean pass = false; |
| try { |
| Query query = em.createQuery("SELECT count(j) FROM JpaBean j WHERE j.name='JpaBean'"); |
| int count = ((Number) query.getSingleResult()).intValue(); |
| if (count == 0) { |
| pass = true; |
| } |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| } |
| |
| return pass; |
| } |
| |
| public String toString() { |
| return "AnnotatedEJB[name=" + name + "]"; |
| } |
| } |