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Java > Open Source Codes > net > sf > hajdbc > Operation


1 /*
2  * HA-JDBC: High-Availability JDBC
3  * Copyright (c) 2004-2006 Paul Ferraro
4  *
5  * This library is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU Lesser General Public License as published by the
7  * Free Software Foundation; either version 2.1 of the License, or (at your
8  * option) any later version.
9  *
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;
22
23 import java.sql.SQLException JavaDoc;
24
25 /**
26  * General interface for defining operation on an SQL object.
27  *
28  * @author Paul Ferraro
29  * @version $Revision: 776 $
30  * @param <S>
31  * @param <T>
32  * @since 1.0
33  */
34 public interface Operation<T, S>
35 {
36     /**
37      * Executes this operation of the specified SQL object for the specified database.
38      * @param database a database descriptor
39      * @param sqlObject a java.sql or javax.sql object.
40      * @return the result of this operation
41      * @throws SQLException if execution fails
42      */
43     public S execute(Database database, T sqlObject) throws SQLException;
44 }
45
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