01: /*
02: * XAPool: Open Source XA JDBC Pool
03: * Copyright (C) 2003 Objectweb.org
04: * Initial Developer: Lutris Technologies Inc.
05: * Contact: xapool-public@lists.debian-sf.objectweb.org
06: *
07: * This library is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU Lesser General Public
09: * License as published by the Free Software Foundation; either
10: * version 2.1 of the License, or any later version.
11: *
12: * This library 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 GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this library; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20: * USA
21: */
22: package org.enhydra.jdbc.standard;
23:
24: import org.enhydra.jdbc.util.LRUCache;
25:
26: import java.sql.PreparedStatement;
27: import java.sql.SQLException;
28:
29: /**
30: * Implementation of LRUCache to handle prepared statements TODO: Override put
31: * to check type
32: */
33: public class PreparedStatementCache extends LRUCache {
34:
35: /**
36: * Constructor
37: */
38: public PreparedStatementCache(int maxSize) {
39: super (maxSize);
40: }
41:
42: /**
43: * Overriden to close the statement
44: */
45: protected void cleanupObject(Object obj) {
46: if (obj != null) {
47: log.debug("PreparedStatementCache:cleanupObject class='"
48: + obj.getClass() + "'");
49: log
50: .debug("PreparedStatementCache:cleanupObject close a PreparedStatement o="
51: + "'" + obj.toString() + "'");
52:
53: try {
54: ((PreparedStatement) obj).close();
55: // obj = null;
56: } catch (SQLException e) {
57: log
58: .error("PreparedStatementCache:cleanupObject problem to close"
59: + "a PreparedStatement: " + e);
60: }
61: }
62: }
63:
64: }
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