/*
* Copyright 2012 Harald Wellmann
*
* 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.ops4j.pax.exam.sample2.service;
import java.util.List;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.TypedQuery;
import org.ops4j.pax.exam.sample2.model.Movie;
@Stateless
public class MovieService {
@PersistenceContext
private EntityManager em;
public Movie findById(int id) {
Movie movie = em.find(Movie.class, id);
movie.getActors();
movie.getRoles();
movie.getRatings();
return movie;
}
public List<Movie> findByTitleLike(String substring, int limit, int offset) {
String jpql = "select m from Movie m where m.title like :substring order by m.title";
TypedQuery<Movie> query = em.createQuery(jpql, Movie.class);
query.setParameter("substring", "%" + substring + "%");
List<Movie> movies = query.setFirstResult(offset).setMaxResults(limit).getResultList();
return movies;
}
}