01: /*
02: * HA-JDBC: High-Availability JDBC
03: * Copyright (c) 2004-2007 Paul Ferraro
04: *
05: * This library is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU Lesser General Public License as published by the
07: * Free Software Foundation; either version 2.1 of the License, or (at your
08: * option) any later version.
09: *
10: * This library is distributed in the hope that it will be useful, but WITHOUT
11: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
13: * for more details.
14: *
15: * You should have received a copy of the GNU Lesser General Public License
16: * along with this library; if not, write to the Free Software Foundation,
17: * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18: *
19: * Contact: ferraro@users.sourceforge.net
20: */
21: package net.sf.hajdbc.util;
22:
23: /**
24: * Interface for enumerated implementation classes.
25: * @author Paul Ferraro
26: * @param <T> the implemented interface for each enumerated class
27: */
28: public interface ClassEnum<T> {
29: /**
30: * Creates a new instance of the enumerated class.
31: * @return a new instance of the enumerated class
32: * @throws Exception if a new instance could not be instantiated.
33: */
34: public T newInstance() throws Exception;
35:
36: /**
37: * Indicates whether the specified object is an instance of this enumerated class.
38: * @param object an instance
39: * @return true, if this object is an instance of this enumerated class, false otherwise
40: */
41: public boolean isInstance(T object);
42: }
|