01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.openjpa.kernel;
20:
21: import java.util.List;
22: import java.util.Collections;
23: import javax.persistence.EntityManager;
24:
25: import org.apache.openjpa.enhance.PersistenceCapable;
26: import org.apache.openjpa.enhance.UnenhancedFieldAccess;
27: import org.apache.openjpa.enhance.ManagedClassSubclasser;
28: import org.apache.openjpa.meta.ClassMetaData;
29: import org.apache.openjpa.persistence.JPAFacadeHelper;
30: import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI;
31: import org.apache.openjpa.persistence.query.SimpleEntity;
32: import org.apache.openjpa.persistence.test.PersistenceTestCase;
33:
34: public class TestDynamicClassRegistration extends PersistenceTestCase {
35:
36: private OpenJPAEntityManagerFactorySPI emf;
37:
38: public void setUp() throws Exception {
39: super .setUp();
40:
41: emf = createNamedEMF("empty-pu");
42: }
43:
44: public void testEnhancedDynamicClassRegistration()
45: throws ClassNotFoundException {
46: assertTrue(PersistenceCapable.class
47: .isAssignableFrom(SimpleEntity.class));
48:
49: // trigger class initialization. We could just do 'new SimpleEntity()'.
50: Class.forName(SimpleEntity.class.getName(), true, getClass()
51: .getClassLoader());
52:
53: ClassMetaData meta = JPAFacadeHelper.getMetaData(emf,
54: SimpleEntity.class);
55: assertNotNull(meta);
56: EntityManager em = emf.createEntityManager();
57: javax.persistence.Query q = em
58: .createQuery("select o from simple o");
59: em.close();
60: }
61:
62: public void testUnenhancedDynamicClassRegistration() {
63: assertFalse(PersistenceCapable.class
64: .isAssignableFrom(UnenhancedFieldAccess.class));
65:
66: // trigger class initialization
67: ManagedClassSubclasser.prepareUnenhancedClasses(emf
68: .getConfiguration(), Collections
69: .singleton(UnenhancedFieldAccess.class), null);
70:
71: ClassMetaData meta = JPAFacadeHelper.getMetaData(emf,
72: UnenhancedFieldAccess.class);
73: assertNotNull(meta);
74: EntityManager em = emf.createEntityManager();
75: javax.persistence.Query q = em
76: .createQuery("select o from UnenhancedFieldAccess o");
77: em.close();
78: }
79: }
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