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1 /***
2 *
3 * $id
4 *
5 * Copyright (c) 2002-2003 JLCP.org
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sublicense, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
22 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 */
27
28 package com.gotjava.system.calendar;
29
30 import java.util.Date;
31
32 import com.gotjava.model.calendar.CalendarEvent;
33 import com.gotjava.model.calendar.CalendarSpan;
34 import com.gotjava.system.calendar.exceptions.CalendarException;
35 import com.gotjava.model.signon.JLCPUser;
36
37 /***
38 * Represents a calendar for a specific user.
39 */
40 public interface CalendarDAO {
41
42 /***
43 * Used to ADD, DELETE, or MODIFY an existing event.
44 */
45 public long addEvent(CalendarEvent event) throws CalendarException;
46
47 public void deleteEvent(CalendarEvent event) throws CalendarException;
48
49 public void modifyEvent(CalendarEvent event) throws CalendarException;
50
51 public CalendarEvent getEvent(long id) throws CalendarException;
52
53 /***
54 * returns a calendar span for the given 'span' and date.
55 * @see CalendarSpan
56 */
57 public CalendarSpan getSpan(JLCPUser user, int span, Date date) throws CalendarException;
58
59
60
61 }
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