mysql存储过程
“delimiter //”的意思是定义结束符号为“//”，以此来替换mysql中的“；”


		Connection conn = null;
		Statement s  =null;
		ResultSet rs = null;

		try {
			Class.forName("com.mysql.jdbc.Driver");
			conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/mysql" ,"root","123");
						
		    String call="{call proid(?)}";        //调用语句
		    CallableStatement proc=conn.prepareCall(call);     //调用存储过程
		  //  proc.setString(1,"12345678");                  //给输入参数传值
		    proc.registerOutParameter(1,Types.VARCHAR );       //声明输出参数是什么类型的
         
		    proc.execute();                                  //执行
		    
		   String address=proc.getString(1);                //获得输出参数
		   p(address);	

			
		} catch (SQLException e) {
			e.printStackTrace();
		} catch (ClassNotFoundException e) {
			e.printStackTrace();
		}finally{
			
			try {
				rs.close();
				s.close();
				conn.close();
			} catch (SQLException e) {
				e.printStackTrace();
			}			
		}
	}
	public static void p(String s){
		System.out.print(s);
	}
	public static void p(int s){
		System.out.print(s);
	}