001/*
002 * HA-JDBC: High-Availability JDBC
003 * Copyright (c) 2004-2007 Paul Ferraro
004 * 
005 * This library is free software; you can redistribute it and/or modify it 
006 * under the terms of the GNU Lesser General Public License as published by the 
007 * Free Software Foundation; either version 2.1 of the License, or (at your 
008 * option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful, but WITHOUT
011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 
013 * for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public License
016 * along with this library; if not, write to the Free Software Foundation, 
017 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
018 * 
019 * Contact: ferraro@users.sourceforge.net
020 */
021package net.sf.hajdbc.util;
022
023/**
024 * Interface for enumerated implementation classes.
025 * @author Paul Ferraro
026 * @param <T> the implemented interface for each enumerated class
027 */
028public interface ClassEnum<T>
029{
030        /**
031         * Creates a new instance of the enumerated class.
032         * @return a new instance of the enumerated class
033         * @throws Exception if a new instance could not be instantiated.
034         */
035        public T newInstance() throws Exception;
036        
037        /**
038         * Indicates whether the specified object is an instance of this enumerated class.
039         * @param object an instance
040         * @return true, if this object is an instance of this enumerated class, false otherwise
041         */
042        public boolean isInstance(T object);
043}