public static Connection getConnection(){
		try {
			Class.forName("com.mysql.jdbc.Driver");
			return DriverManager.getConnection("jdbc:mysql://localhost:3306/jiangxi_tour?useEncoding=true&charsetEncoding=utf8","root","root");
		} catch (ClassNotFoundException e) {
			e.printStackTrace();
		} catch (SQLException e) {
			e.printStackTrace();
		}
		return null;
	}