01: /*
02: * Copyright (C) 1999-2004 <a href="mailto:mandarax@jbdietrich.com">Jens Dietrich</a>
03: *
04: * This library is free software; you can redistribute it and/or
05: * modify it under the terms of the GNU Lesser General Public
06: * License as published by the Free Software Foundation; either
07: * version 2 of the License, or (at your option) any later version.
08: *
09: * This library is distributed in the hope that it will be useful,
10: * but WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12: * Lesser General Public License for more details.
13: *
14: * You should have received a copy of the GNU Lesser General Public
15: * License along with this library; if not, write to the Free Software
16: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17: */
18:
19: package org.mandarax.jdbc.server.sql;
20:
21: /**
22: * Simple interface used to compare objects. We dont want to use equals since this is mainly
23: * needed for union testing and we do not need hashCode for this.
24: * @author <A HREF="mailto:mandarax@jbdietrich.com">Jens Dietrich</A>
25: * @version 3.3.2 <29 December 2004>
26: * @since 3.0
27: */
28: public interface SameAs {
29:
30: /**
31: * Compares objects. Warning: hash code is not overridden.
32: * @param obj another object.
33: * @return a boolean
34: */
35: public boolean sameAs(Object obj);
36:
37: }
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