게시판 만들기 - BoardUpdateAction

package controller.action;

 

import java.io.IOException;

 

import javax.servlet.ServletException;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

 

import action.Action;

import pdh.DAO.BoardDAO;

import pdh.DAO.BoardVO;

 
//게시글을 데이터베이스에 수정하기 위한 액션 클래스

public class BoardUpdateAction implements Action {

 

    @Override

    public void execute(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

        

        BoardVO bVo = new BoardVO(); //VO를 bVo로 인스턴스화 한다.

        

        bVo.setNum(Integer.parseInt((request.getParameter("num")))); 

            //VO에 Num에 저장한다.

            //Integer(int)형식으로 되어 있어 바꾼후 parseInt 값을 정수로 잘라내는 메소드이다.

            //request영역에 저장되있는 파라메타"num"키(jsp input의 num)의 값을 불러온다. 

        

        bVo.setName(request.getParameter("name")); 

        bVo.setPass(request.getParameter("pass"));

        bVo.setEmail(request.getParameter("email"));

        bVo.setTitle(request.getParameter("title"));

        bVo.setContent(request.getParameter("content"));

        

        BoardDAO bDao = BoardDAO.getInstance(); //BoardDAO를 사용할 싱글톤을 bDao에 담는다

        bDao.updateBoard(bVo); //bDao에 있는 updateBoard(게시글 수정하기)메서드에 bVo객체의 값을 담는다.

        

        new BoardListAction().execute(request, response); 

            //BoardListAction.java의 BoardListAction로 List창으로 가게 한다. 

            //이때 위에서 코드의 bVo에 저장되어있는 값을 읽어 

            //BoardListActiond에서 List에 뿌려주어

            //execute로 실행하게 한다. execute - SQL문이 무엇인지 모를때 사용

    }

 

}