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Java > Open Source Codes > org > objectstyle > cayenne > modeler > dialog > query > QueryTypeController


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.
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10  * modification, are permitted provided that the following conditions
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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.
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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".
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34  * or "Cayenne", nor may "ObjectStyle" or "Cayenne" appear in their
35  * names without prior written permission.
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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.query;
57
58 import org.objectstyle.cayenne.access.DataDomain;
59 import org.objectstyle.cayenne.map.DataMap;
60 import org.objectstyle.cayenne.map.event.MapEvent;
61 import org.objectstyle.cayenne.map.event.QueryEvent;
62 import org.objectstyle.cayenne.modeler.ProjectController;
63 import org.objectstyle.cayenne.modeler.event.QueryDisplayEvent;
64 import org.objectstyle.cayenne.project.NamedObjectFactory;
65 import org.objectstyle.cayenne.query.Query;
66 import org.scopemvc.controller.basic.BasicController;
67 import org.scopemvc.core.Control;
68 import org.scopemvc.core.ControlException;
69
70 /**
71  * A Scope controller for QueryTypeDialog.
72  *
73  * @author Andrei Adamchik
74  */
75 public class QueryTypeController extends BasicController {
76
77     public static final String JavaDoc CANCEL_CONTROL = "cayenne.modeler.queryType.cancel.button";
78     public static final String JavaDoc CREATE_CONTROL = "cayenne.modeler.queryType.create.button";
79     public static final String JavaDoc OBJECT_QUERY_CONTROL = "cayenne.modeler.queryType.selectQuery.radio";
80     public static final String JavaDoc SQL_QUERY_CONTROL = "cayenne.modeler.queryType.sqlQuery.radio";
81     public static final String JavaDoc PROCEDURE_QUERY_CONTROL = "cayenne.modeler.queryType.procedureQuery.radio";
82
83     protected ProjectController mediator;
84     protected DataMap dataMap;
85     protected DataDomain domain;
86     protected Query query;
87
88     public QueryTypeController(ProjectController mediator) {
89         this.mediator = mediator;
90         this.dataMap = mediator.getCurrentDataMap();
91         this.domain = mediator.getCurrentDataDomain();
92     }
93
94     protected void doHandleControl(Control control) throws ControlException {
95         if (control.matchesID(CANCEL_CONTROL)) {
96             shutdown();
97         }
98         else if (control.matchesID(CREATE_CONTROL)) {
99             createQuery();
100         }
101         else if (control.matchesID(OBJECT_QUERY_CONTROL)) {
102             // do nothing... need to match control
103 }
104         else if (control.matchesID(SQL_QUERY_CONTROL)) {
105             // do nothing... need to match control
106 }
107         else if (control.matchesID(PROCEDURE_QUERY_CONTROL)) {
108             // do nothing... need to match control
109 }
110     }
111
112     /**
113      * Creates and runs QueryTypeDialog.
114      */
115     public void startup() {
116         setModel(new QueryTypeModel(mediator.getCurrentDataMap()));
117         setView(new QueryTypeDialog());
118         showView();
119     }
120
121     /**
122      * Action method that creates a query for the specified query type.
123      */
124     public void createQuery() {
125         QueryTypeModel model = (QueryTypeModel) getModel();
126         Query query = model.getSelectedQuery();
127         if (query == null) {
128             // wha?
129 return;
130         }
131
132         // update query...
133 String JavaDoc queryName = NamedObjectFactory.createName(Query.class, dataMap);
134         query.setName(queryName);
135         dataMap.addQuery(query);
136
137         // notify listeners
138 mediator.fireQueryEvent(new QueryEvent(this, query, MapEvent.ADD));
139         mediator
140                 .fireQueryDisplayEvent(new QueryDisplayEvent(this, query, dataMap, domain));
141         shutdown();
142     }
143 }
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