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* 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
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package org.apache.cayenne.access;
import org.apache.cayenne.map.EntityResolver;
import org.apache.cayenne.map.LifecycleEvent;
import org.apache.cayenne.reflect.LifecycleCallbackRegistry;
import org.apache.cayenne.testdo.testmap.Artist;
import org.apache.cayenne.testdo.testmap.Painting;
import org.apache.cayenne.unit.CayenneCase;
public class DataContextCallbacksTest extends CayenneCase {
@Override
protected void setUp() throws Exception {
deleteTestData();
}
@Override
protected void tearDown() throws Exception {
EntityResolver resolver = getDomain().getEntityResolver();
resolver.getCallbackRegistry().clear();
}
public void testPostAddCallbacks() {
LifecycleCallbackRegistry registry = getDomain()
.getEntityResolver()
.getCallbackRegistry();
DataContext context = createDataContext();
// no callbacks
Artist a1 = context.newObject(Artist.class);
assertNotNull(a1);
assertFalse(a1.isPostAdded());
registry.addListener(LifecycleEvent.POST_ADD, Artist.class, "postAddCallback");
Artist a2 = context.newObject(Artist.class);
assertNotNull(a2);
assertTrue(a2.isPostAdded());
MockCallingBackListener listener2 = new MockCallingBackListener();
registry.addListener(
LifecycleEvent.POST_ADD,
Artist.class,
listener2,
"publicCallback");
Artist a3 = context.newObject(Artist.class);
assertNotNull(a3);
assertTrue(a3.isPostAdded());
assertSame(a3, listener2.getPublicCalledbackEntity());
Painting p3 = context.newObject(Painting.class);
assertNotNull(p3);
assertFalse(p3.isPostAdded());
assertSame(a3, listener2.getPublicCalledbackEntity());
}
public void testPrePersistCallbacks() {
LifecycleCallbackRegistry registry = getDomain()
.getEntityResolver()
.getCallbackRegistry();
DataContext context = createDataContext();
// no callbacks
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("1");
assertFalse(a1.isPrePersisted());
context.commitChanges();
assertFalse(a1.isPrePersisted());
registry.addListener(
LifecycleEvent.PRE_PERSIST,
Artist.class,
"prePersistCallback");
Artist a2 = context.newObject(Artist.class);
a2.setArtistName("2");
assertFalse(a2.isPrePersisted());
context.commitChanges();
assertTrue(a2.isPrePersisted());
MockCallingBackListener listener2 = new MockCallingBackListener();
registry.addListener(
LifecycleEvent.PRE_PERSIST,
Artist.class,
listener2,
"publicCallback");
Artist a3 = context.newObject(Artist.class);
a3.setArtistName("3");
assertNull(listener2.getPublicCalledbackEntity());
context.commitChanges();
assertSame(a3, listener2.getPublicCalledbackEntity());
}
public void testPreRemoveCallbacks() {
LifecycleCallbackRegistry registry = getDomain()
.getEntityResolver()
.getCallbackRegistry();
DataContext context = createDataContext();
// no callbacks
Artist a1 = context.newObject(Artist.class);
a1.setArtistName("XX");
context.commitChanges();
context.deleteObject(a1);
assertFalse(a1.isPostAdded());
assertFalse(a1.isPreRemoved());
registry
.addListener(LifecycleEvent.PRE_REMOVE, Artist.class, "preRemoveCallback");
Artist a2 = context.newObject(Artist.class);
a2.setArtistName("XX");
context.commitChanges();
context.deleteObject(a2);
assertFalse(a2.isPostAdded());
assertTrue(a2.isPreRemoved());
MockCallingBackListener listener2 = new MockCallingBackListener();
registry.addListener(
LifecycleEvent.PRE_REMOVE,
Artist.class,
listener2,
"publicCallback");
Artist a3 = context.newObject(Artist.class);
a3.setArtistName("XX");
context.commitChanges();
context.deleteObject(a3);
assertFalse(a3.isPostAdded());
assertTrue(a3.isPreRemoved());
assertSame(a3, listener2.getPublicCalledbackEntity());
Painting p3 = context.newObject(Painting.class);
p3.setPaintingTitle("XX");
context.commitChanges();
context.deleteObject(p3);
assertFalse(p3.isPostAdded());
assertFalse(p3.isPreRemoved());
assertSame(a3, listener2.getPublicCalledbackEntity());
}
}