01: package net.sourceforge.squirrel_sql.client.session.event;
02:
03: /*
04: * Copyright (C) 2003 Colin Bell
05: * colbell@users.sourceforge.net
06: *
07: * This library is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU Lesser General Public
09: * License as published by the Free Software Foundation; either
10: * version 2.1 of the License, or (at your option) any later version.
11: *
12: * This library is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this library; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20: */
21: import java.util.EventObject;
22:
23: import net.sourceforge.squirrel_sql.client.session.ISession;
24:
25: /**
26: * This class is an event fired for session events.
27: *
28: * @author <A HREF="mailto:colbell@users.sourceforge.net">Colin Bell</A>
29: */
30: public class SessionEvent extends EventObject {
31: /** The <CODE>ISession</CODE> involved. */
32: private ISession _session;
33:
34: /**
35: * Ctor.
36: *
37: * @param source The <CODE>ISession</CODE> that change has happened to.
38: *
39: * @throws IllegalArgumentException
40: * Thrown if <TT>null</TT>ISession/TT> passed.
41: */
42: public SessionEvent(ISession source) {
43: super (checkParams(source));
44: _session = source;
45: }
46:
47: /**
48: * Return the <CODE>ISession</CODE>.
49: */
50: public ISession getSession() {
51: return _session;
52: }
53:
54: private static ISession checkParams(ISession source) {
55: if (source == null) {
56: throw new IllegalArgumentException("ISession == null");
57: }
58: return source;
59: }
60: }
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