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* 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.
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package org.apache.cayenne.modeler.dialog.datamap;
import java.awt.Component;
import java.util.Iterator;
import org.apache.cayenne.map.DataMap;
import org.apache.cayenne.map.ObjAttribute;
import org.apache.cayenne.map.ObjEntity;
import org.apache.cayenne.map.ObjRelationship;
import org.apache.cayenne.map.event.AttributeEvent;
import org.apache.cayenne.map.event.EntityEvent;
import org.apache.cayenne.map.event.RelationshipEvent;
import org.apache.cayenne.modeler.ProjectController;
import org.apache.cayenne.modeler.util.CayenneController;
import org.apache.cayenne.swing.BindingBuilder;
public class LockingUpdateController extends CayenneController {
protected LockingUpdateDialog view;
protected DataMap dataMap;
public LockingUpdateController(ProjectController parent, DataMap dataMap) {
super(parent);
this.dataMap = dataMap;
}
public void startup() {
view = new LockingUpdateDialog();
boolean on = dataMap.getDefaultLockType() == ObjEntity.LOCK_TYPE_OPTIMISTIC;
view.setTitle(on ? "Enable Optimistic Locking" : "Disable Optimistic Locking");
initBindings();
view.pack();
view.setModal(true);
centerView();
makeCloseableOnEscape();
view.show();
}
public Component getView() {
return view;
}
protected void initBindings() {
BindingBuilder builder = new BindingBuilder(
getApplication().getBindingFactory(),
this);
builder.bindToAction(view.getCancelButton(), "cancelAction()");
builder.bindToAction(view.getUpdateButton(), "updateAction()");
}
public void cancelAction() {
if (view != null) {
view.dispose();
}
}
public void updateAction() {
int defaultLockType = dataMap.getDefaultLockType();
boolean on = defaultLockType == ObjEntity.LOCK_TYPE_OPTIMISTIC;
boolean updateEntities = view.getEntities().isSelected();
boolean updateAttributes = view.getAttributes().isSelected();
boolean updateRelationships = view.getRelationships().isSelected();
ProjectController parent = (ProjectController) getParent();
Iterator it = dataMap.getObjEntities().iterator();
while (it.hasNext()) {
ObjEntity entity = (ObjEntity) it.next();
if (updateEntities && defaultLockType != entity.getDeclaredLockType()) {
entity.setDeclaredLockType(defaultLockType);
parent.fireObjEntityEvent(new EntityEvent(this, entity));
}
if (updateAttributes) {
Iterator attributes = entity.getAttributes().iterator();
while (attributes.hasNext()) {
ObjAttribute a = (ObjAttribute) attributes.next();
if (a.isUsedForLocking() != on) {
a.setUsedForLocking(on);
parent.fireObjAttributeEvent(new AttributeEvent(this, a, entity));
}
}
}
if (updateRelationships) {
Iterator relationships = entity.getRelationships().iterator();
while (relationships.hasNext()) {
ObjRelationship r = (ObjRelationship) relationships.next();
if (r.isUsedForLocking() != on) {
r.setUsedForLocking(on);
parent.fireObjRelationshipEvent(new RelationshipEvent(
this,
r,
entity));
}
}
}
}
if (view != null) {
view.dispose();
}
}
}