org.wildfly.swarm.cdi.jpa.test.BookService Maven / Gradle / Ivy
/**
* Copyright 2017 Red Hat, Inc, and individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.wildfly.swarm.cdi.jpa.test;
import javax.enterprise.context.ApplicationScoped;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.transaction.Transactional;
import java.util.List;
@ApplicationScoped
@Transactional
public class BookService {
@PersistenceContext(unitName = "MyPU")
private EntityManager em;
public List getAll() {
return em.createNamedQuery("Book.getAll", Book.class).getResultList();
}
public Book create(String title, String author) {
Book book = new Book();
book.setTitle(title);
book.setAuthor(author);
em.persist(book);
return book;
}
public void delete(int id) {
Book book = em.find(Book.class, id);
em.remove(book);
}
}