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Java > Open Source Codes > org > dbforms > event > NavEventFactory


1 /*
2  * $Header: /cvsroot/jdbforms/dbforms/src/org/dbforms/event/NavEventFactory.java,v 1.13 2004/08/18 13:11:58 hkollmann Exp $
3  * $Revision: 1.13 $
4  * $Date: 2004/08/18 13:11:58 $
5  *
6  * DbForms - a Rapid Application Development Framework
7  * Copyright (C) 2001 Joachim Peer <joepeer@excite.com>
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22  */
23
24 package org.dbforms.event;
25
26 import org.dbforms.config.DbFormsConfig;
27 import org.dbforms.config.Table;
28
29 import javax.servlet.http.HttpServletRequest JavaDoc;
30
31
32
33 /**
34  * The NavEventFactory abstract class provides the interface for a Navigation
35  * Event concrete class (see NavEventFactoryImpl).
36  *
37  * @author Luca Fossato
38  */
39 public abstract class NavEventFactory extends EventFactory {
40    /** classes used as constructor arguments types */
41    static final Class JavaDoc[] actionConstructorArgsTypes = new Class JavaDoc[] {
42                                                                   Table.class,
43                                                                   HttpServletRequest JavaDoc.class,
44                                                                   DbFormsConfig.class
45                                                                };
46
47    /** classes used as constructor arguments types */
48    static final Class JavaDoc[] goToConstructorArgsTypes = new Class JavaDoc[] {
49                                                                 Table.class,
50                                                                 HttpServletRequest JavaDoc.class,
51                                                                 DbFormsConfig.class,
52                                                                 String JavaDoc.class
53                                                              };
54
55    /** classes used as constructor arguments types */
56    static final Class JavaDoc[] goToConstructorArgsTypes2 = new Class JavaDoc[] {
57                                                                  Table.class,
58                                                                  HttpServletRequest JavaDoc.class,
59                                                                  DbFormsConfig.class,
60                                                                  String JavaDoc.class,
61                                                                  String JavaDoc.class
62                                                               };
63
64    /**
65     * Create and return a new navigation event.
66     *
67     * @param action the action string that identifies the web event
68     * @param request the HttpServletRequest object
69     * @param config the DbForms config object
70     * @param table to use
71     *
72     * @return a new navigation event
73     */
74    public abstract NavigationEvent createEvent(String JavaDoc action,
75                                                HttpServletRequest JavaDoc request,
76                                                DbFormsConfig config,
77                                                Table table);
78
79
80    /**
81     * Create and return a new navGoto event.
82     *
83     * @param table the Table object
84     * @param request the request object
85     * @param config the configuration object
86     * @param positionString the position string object
87     *
88     * @return a new navGoto event
89     */
90    public abstract NavigationEvent createGotoEvent(Table table,
91                                                    HttpServletRequest JavaDoc request,
92                                                    DbFormsConfig config,
93                                                    String JavaDoc positionString);
94
95
96    /**
97     * Create and return a new navGoto event.
98     *
99     * @param table the Table object
100     * @param request the request object
101     * @param config the configuration object
102     * @param whereClause the SQL where clause
103     * @param tableList the list of tables involved into the event procession
104     *
105     * @return a new navGoto event
106     */
107    public abstract NavigationEvent createGotoEvent(Table table,
108                                                    HttpServletRequest JavaDoc request,
109                                                    DbFormsConfig config,
110                                                    String JavaDoc whereClause,
111                                                    String JavaDoc tableList);
112 }
113
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