/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.openjpa.jdbc.persistence.classcriteria;
import java.util.Collection;
import org.apache.openjpa.persistence.OpenJPAEntityManager;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
public class TestQuerySubclass extends SingleEMFTestCase {
private OpenJPAEntityManager em;
public void setUp() {
setUp("openjpa.Compatibility",
"superclassDiscriminatorStrategyByDefault=true", CLEAR_TABLES,
Artist.class, Book.class, Item.class, Movie.class);
em = emf.createEntityManager();
em.getTransaction().begin();
Book b = new Book("book");
Movie m = new Movie("movie");
Artist a = new Artist("Herman Hess");
b.setArtist(a);
m.setArtist(a);
em.persist(a);
em.persist(b);
em.persist(m);
em.getTransaction().commit();
}
public void testQuery() {
Collection<Book> books = null;
Collection<Movie> movies = null;
em = emf.createEntityManager();
Artist artist = em.find(Artist.class, "Herman Hess");
if (artist == null) {
System.out.println("No artist found with ID Herman Hess");
}
else {
books = artist.getBooks();
movies = artist.getMovies();
}
assertEquals(1, books.size());
assertEquals(1, movies.size());
}
}