?? mysqlconnectionpooldatasource.java
字號:
/*
Copyright (C) 2002 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.mysql.jdbc.jdbc2.optional;
import java.sql.Connection;
import java.sql.SQLException;
import javax.sql.ConnectionPoolDataSource;
import javax.sql.PooledConnection;
/**
* This class is used to obtain a physical connection and instantiate and return
* a MysqlPooledConnection. J2EE application servers map client calls to
* dataSource.getConnection to this class based upon mapping set within deployment
* descriptor. This class extends MysqlDataSource.
*
* @see javax.sql.PooledConnection
* @see javax.sql.ConnectionPoolDataSource
* @see org.gjt.mm.mysql.MysqlDataSource
* @author Todd Wolff <todd.wolff_at_prodigy.net>
*/
public class MysqlConnectionPoolDataSource
extends MysqlDataSource
implements ConnectionPoolDataSource {
//~ Methods ...............................................................
/**
* Returns a pooled connection.
*
* @exception SQLException if an error occurs
* @return a PooledConnection
*/
public synchronized PooledConnection getPooledConnection()
throws SQLException {
Connection connection = getConnection();
MysqlPooledConnection mysqlPooledConnection = new MysqlPooledConnection(
connection);
return mysqlPooledConnection;
}
/**
* This method is invoked by the container. Obtains physical connection using
* mySql.Driver class and returns a mysqlPooledConnection object.
*
* @param s user name
* @param s1 password
* @exception SQLException if an error occurs
* @return a PooledConnection
*/
public synchronized PooledConnection getPooledConnection(String s,
String s1)
throws SQLException {
Connection connection = getConnection(s, s1);
MysqlPooledConnection mysqlPooledConnection = new MysqlPooledConnection(
connection);
return mysqlPooledConnection;
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -