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Java > Open Source Codes > com > lutris > appserver > server > sql > Query


1 /*
2  * Enhydra Java Application Server Project
3  *
4  * The contents of this file are subject to the Enhydra Public License
5  * Version 1.1 (the "License"); you may not use this file except in
6  * compliance with the License. You may obtain a copy of the License on
7  * the Enhydra web site ( http://www.enhydra.org/ ).
8  *
9  * Software distributed under the License is distributed on an "AS IS"
10  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
11  * the License for the specific terms governing rights and limitations
12  * under the License.
13  *
14  * The Initial Developer of the Enhydra Application Server is Lutris
15  * Technologies, Inc. The Enhydra Application Server and portions created
16  * by Lutris Technologies, Inc. are Copyright Lutris Technologies, Inc.
17  * All Rights Reserved.
18  *
19  * Contributor(s):
20  *
21  * $Id: Query.java,v 1.1 2004/09/03 13:42:37 sinisa Exp $
22  */

23 package com.lutris.appserver.server.sql;
24
25 import java.sql.ResultSet JavaDoc;
26 import java.sql.SQLException JavaDoc;
27
28 /**
29  * Interface that must be implemented by objects accessed by DBQuery.
30  *
31  * @author Kyle Clark
32  * @version $Revision: 1.1 $
33  * @see DBQuery
34  */

35 public interface Query {
36
37     /**
38      * Method to query objects from the database.
39      *
40      * @param conn Handle to database connection.
41      * @exception java.sql.SQLException If a database access error occurs.
42      */

43     public ResultSet JavaDoc executeQuery(DBConnection conn)
44         throws SQLException JavaDoc;
45
46     /**
47      * Method to get next object from query results.
48      *
49      * @param rs JDBC result set from which the next object
50      * will be instantiated.
51      * @exception java.sql.SQLException If a database access error occurs.
52      * @exception ObjectIdException If ObjectId was not found.
53      */

54     public Object JavaDoc next(ResultSet JavaDoc rs)
55         throws SQLException JavaDoc, ObjectIdException;
56 }
57
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