JdbcTool

public class JdbcTools {

private static Connection con;
private static String url;
private static String user;
private static String pwd;
public static Connection getConnection(){
//第一步加载驱动
try {
　　Class.forName("org.gjt.mm.mysql.Driver");
　　url = "jdbc:mysql://localhost:3306/119";
　　user = "root";
　　pwd = "123";
//第二步创建连接
　　con = (Connection) DriverManager.getConnection(url, user, pwd);
　　con.setAutoCommit(false);
　　} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
　　e.printStackTrace();
　　} catch (SQLException e) {
// TODO Auto-generated catch block
　　e.printStackTrace();
　　}
　　return con;
　　}
}