java调用Oracle中的存储过程与存储函数

//调用存储过程
    public static void testPro(){
        String driver = "oracle.jdbc.OracleDriver";
        String url = "jdbc:oracle:thin:@localhost:1521:orcl";
        Connection conn = null;
        CallableStatement cs = null;
        
        try {
            Class.forName(driver);
            conn = DriverManager.getConnection(url, "scott", "tiger");
            cs = conn.prepareCall("{call countyearsal(?,?)}");
            cs.setInt(1, 7369);
            //注册oracle输出参数的类型
            cs.registerOutParameter(2, OracleTypes.NUMBER);
            cs.execute();
            int ysal = cs.getInt(2);
            System.out.println(ysal);
        } catch (Exception e) {
            e.printStackTrace();
        }finally {
            try {
                if(cs != null){
                    cs.close();
                }
                if(conn != null){
                    conn.close();
                }
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
    //调用存储函数
    public static void testFun(){
        String driver = "oracle.jdbc.OracleDriver";
        String url = "jdbc:oracle:thin:@localhost:1521:orcl";
        Connection conn = null;
        CallableStatement cs = null;
        
        try {
            Class.forName(driver);
            conn = DriverManager.getConnection(url, "scott", "tiger");
            cs = conn.prepareCall("{?=call countysal(?)}");
            cs.setInt(2, 7369);
            //注册oracle输出参数的类型
            cs.registerOutParameter(1, OracleTypes.NUMBER);
            cs.execute();
            int ysal = cs.getInt(1);
            System.out.println(ysal);
        } catch (Exception e) {
            e.printStackTrace();
        }finally {
            try {
                if(cs != null){
                    cs.close();
                }
                if(conn != null){
                    conn.close();
                }
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }