/*
 * XAPool: Open Source XA JDBC Pool
 * Copyright (C) 2003 Objectweb.org
 * Initial Developer: Lutris Technologies Inc.
 * Contact: xapool-public@lists.debian-sf.objectweb.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 */
 package org.enhydra.jdbc.standard;

import org.enhydra.jdbc.util.LRUCache;

import java.sql.PreparedStatement;
import java.sql.SQLException;

/**
 * Implementation of LRUCache to handle prepared statements
 * TODO: Override put to check type
 */
public class PreparedStatementCache extends LRUCache {

	/**
	 * Constructor
	 */
	public PreparedStatementCache(int maxSize) {
		super(maxSize);
	}

	/**
	 * Overriden to close the statement
	 */
	protected void cleanupObject(Object obj) {
		log.debug(
			"PreparedStatementCache:cleanupObject class='"
				+ obj.getClass()
				+ "'");
		log.debug(
			"PreparedStatementCache:cleanupObject close a PreparedStatement o="
				+ "'"
				+ obj.toString()
				+ "'");
		try {
			((PreparedStatement) obj).close();
			//obj = null;
		} catch (SQLException e) {
			log.error(
				"PreparedStatementCache:cleanupObject problem to close"
					+ "a PreparedStatement: "
					+ e);
		}
	}

}
