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Java > Open Source Codes > com > mchange > v2 > c3p0 > impl > SetManagedResultSet


1 /*
2  * Distributed as part of c3p0 v.0.9.1
3  *
4  * Copyright (C) 2005 Machinery For Change, Inc.
5  *
6  * Author: Steve Waldman <swaldman@mchange.com>
7  *
8  * This library is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU Lesser General Public License version 2.1, as
10  * published by the Free Software Foundation.
11  *
12  * This software is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public License
18  * along with this software; see the file LICENSE. If not, write to the
19  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20  * Boston, MA 02111-1307, USA.
21  */
22
23
24 package com.mchange.v2.c3p0.impl;
25
26 import java.sql.*;
27 import java.util.Set JavaDoc;
28 import com.mchange.v2.sql.filter.FilterResultSet;
29
30 abstract class SetManagedResultSet extends FilterResultSet
31 {
32     Set JavaDoc activeResultSets;
33
34     SetManagedResultSet(Set JavaDoc activeResultSets)
35     {
36     this.activeResultSets = activeResultSets;
37     }
38
39     SetManagedResultSet(ResultSet inner, Set JavaDoc activeResultSets)
40     {
41     super( inner );
42     this.activeResultSets = activeResultSets;
43     }
44
45     public synchronized void setInner(ResultSet inner)
46     {
47     this.inner = inner;
48     activeResultSets.add( inner );
49     }
50     
51     public synchronized void close() throws SQLException
52     {
53     if ( inner != null )
54         {
55         inner.close();
56         activeResultSets.remove( inner );
57         inner = null;
58         }
59     }
60 }
61
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