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


1 /* ====================================================================
2  *
3  * The ObjectStyle Group Software License, version 1.1
4  * ObjectStyle Group - http://objectstyle.org/
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6  * Copyright (c) 2002-2005, Andrei (Andrus) Adamchik and individual authors
7  * of the software. All rights reserved.
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24  * and hosted on ObjectStyle Group web site (http://objectstyle.org/)."
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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.DbEntity;
62 import org.objectstyle.cayenne.map.Procedure;
63 import org.objectstyle.cayenne.map.event.EntityEvent;
64 import org.objectstyle.cayenne.map.event.ProcedureEvent;
65 import org.objectstyle.cayenne.modeler.ProjectController;
66 import org.objectstyle.cayenne.util.Util;
67 import org.scopemvc.core.Control;
68 import org.scopemvc.core.ControlException;
69 import org.scopemvc.view.swing.SPanel;
70
71 /**
72  * A controller for batch DbEntities schema update.
73  *
74  * @author Andrei Adamchik
75  */
76 public class SchemaUpdateController extends DefaultsPreferencesController {
77
78     public static final String JavaDoc ALL_CONTROL = "cayenne.modeler.datamap.defaultprefs.schema.radio";
79     public static final String JavaDoc UNINIT_CONTROL = "cayenne.modeler.datamap.defaultprefs.schemanull.radio";
80
81     public SchemaUpdateController(ProjectController mediator, DataMap dataMap) {
82         super(mediator, dataMap);
83     }
84
85     /**
86      * Creates and runs the schema update dialog.
87      */
88     public void startup() {
89         SPanel view = new DefaultsPreferencesDialog(ALL_CONTROL, UNINIT_CONTROL);
90         view.setTitle("Update DbEntities Schema");
91         setView(view);
92         super.startup();
93     }
94
95     protected void doHandleControl(Control control) throws ControlException {
96         if (control.matchesID(UPDATE_CONTROL)) {
97             updateSchema();
98         }
99         else {
100             super.doHandleControl(control);
101         }
102     }
103
104     protected void updateSchema() {
105         boolean doAll = ((DefaultsPreferencesModel) getModel()).isAllEntities();
106         String JavaDoc defaultSchema = dataMap.getDefaultSchema();
107
108         // set schema for DbEntities
109 Iterator JavaDoc dbEntities = dataMap.getDbEntities().iterator();
110         while (dbEntities.hasNext()) {
111             DbEntity entity = (DbEntity) dbEntities.next();
112             if (doAll || Util.isEmptyString(entity.getSchema())) {
113                 if (!Util.nullSafeEquals(defaultSchema, entity.getSchema())) {
114                     entity.setSchema(defaultSchema);
115
116                     // any way to batch events, a big change will flood the app with
117 // entity events..?
118 mediator.fireDbEntityEvent(new EntityEvent(this, entity));
119                 }
120             }
121         }
122
123         // set schema for procedures...
124 Iterator JavaDoc procedures = dataMap.getProcedures().iterator();
125         while (procedures.hasNext()) {
126             Procedure procedure = (Procedure) procedures.next();
127             if (doAll || Util.isEmptyString(procedure.getSchema())) {
128                 if (!Util.nullSafeEquals(defaultSchema, procedure.getSchema())) {
129                     procedure.setSchema(defaultSchema);
130
131                     // any way to batch events, a big change will flood the app with
132 // procedure events..?
133 mediator.fireProcedureEvent(new ProcedureEvent(this, procedure));
134                 }
135             }
136         }
137         shutdown();
138     }
139 }
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