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Java > Open Source Codes > org > objectstyle > cayenne > modeler > dialog > datamap > PackageUpdateController


1 /* ====================================================================
2  *
3  * The ObjectStyle Group Software License, version 1.1
4  * ObjectStyle Group - http://objectstyle.org/
5  *
6  * Copyright (c) 2002-2005, Andrei (Andrus) Adamchik and individual authors
7  * of the software. All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
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16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
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19  * distribution.
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21  * 3. The end-user documentation included with the redistribution, if any,
22  * must include the following acknowlegement:
23  * "This product includes software developed by independent contributors
24  * and hosted on ObjectStyle Group web site (http://objectstyle.org/)."
25  * Alternately, this acknowlegement may appear in the software itself,
26  * if and wherever such third-party acknowlegements normally appear.
27  *
28  * 4. The names "ObjectStyle Group" and "Cayenne" must not be used to endorse
29  * or promote products derived from this software without prior written
30  * permission. For written permission, email
31  * "andrus at objectstyle dot org".
32  *
33  * 5. Products derived from this software may not be called "ObjectStyle"
34  * or "Cayenne", nor may "ObjectStyle" or "Cayenne" appear in their
35  * names without prior written permission.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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48  * SUCH DAMAGE.
49  * ====================================================================
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51  * This software consists of voluntary contributions made by many
52  * individuals and hosted on ObjectStyle Group web site. For more
53  * information on the ObjectStyle Group, please see
54  * <http://objectstyle.org/>.
55  */
56 package org.objectstyle.cayenne.modeler.dialog.datamap;
57
58 import java.util.Iterator JavaDoc;
59
60 import org.objectstyle.cayenne.map.DataMap;
61 import org.objectstyle.cayenne.map.ObjEntity;
62 import org.objectstyle.cayenne.map.event.EntityEvent;
63 import org.objectstyle.cayenne.modeler.ProjectController;
64 import org.objectstyle.cayenne.util.Util;
65 import org.scopemvc.core.Control;
66 import org.scopemvc.core.ControlException;
67 import org.scopemvc.view.swing.SPanel;
68
69 /**
70  * @author Andrei Adamchik
71  */
72 public class PackageUpdateController extends DefaultsPreferencesController {
73
74     public static final String JavaDoc ALL_CONTROL = "cayenne.modeler.datamap.defaultprefs.package.radio";
75     public static final String JavaDoc UNINIT_CONTROL = "cayenne.modeler.datamap.defaultprefs.packagenull.radio";
76
77     public PackageUpdateController(ProjectController mediator, DataMap dataMap) {
78         super(mediator, dataMap);
79     }
80
81     /**
82      * Creates and runs the package update dialog.
83      */
84     public void startup() {
85         SPanel view = new DefaultsPreferencesDialog(ALL_CONTROL, UNINIT_CONTROL);
86         view.setTitle("Update ObjEntities Java Package");
87         setView(view);
88         super.startup();
89     }
90
91     protected void doHandleControl(Control control) throws ControlException {
92         if (control.matchesID(UPDATE_CONTROL)) {
93             updatePackage();
94         }
95         else {
96             super.doHandleControl(control);
97         }
98     }
99
100     protected void updatePackage() {
101         boolean doAll = ((DefaultsPreferencesModel) getModel()).isAllEntities();
102         String JavaDoc defaultPackage = dataMap.getDefaultPackage();
103         if (Util.isEmptyString(defaultPackage)) {
104             defaultPackage = "";
105         }
106         else if (!defaultPackage.endsWith(".")) {
107             defaultPackage = defaultPackage + '.';
108         }
109
110         Iterator JavaDoc it = dataMap.getObjEntities().iterator();
111         while (it.hasNext()) {
112             ObjEntity entity = (ObjEntity) it.next();
113             if (doAll || Util.isEmptyString(entity.getClassName())) {
114                 String JavaDoc oldName = entity.getClassName();
115                 String JavaDoc className = extractClassName(Util.isEmptyString(oldName) ? entity
116                         .getName() : oldName);
117                 String JavaDoc newName = defaultPackage + className;
118
119                 if (!Util.nullSafeEquals(newName, oldName)) {
120                     entity.setClassName(newName);
121
122                     // any way to batch events, a big change will flood the app with
123 // entity events..?
124 mediator.fireDbEntityEvent(new EntityEvent(this, entity));
125                 }
126             }
127         }
128
129         shutdown();
130     }
131
132     protected String JavaDoc extractClassName(String JavaDoc name) {
133         if (name == null) {
134             return "";
135         }
136
137         int dot = name.lastIndexOf('.');
138         return (dot < 0) ? name : (dot + 1 < name.length())
139                 ? name.substring(dot + 1)
140                 : "";
141     }
142 }
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