[JSP] 게시판 수정 구현하기

 

jsp 회원등록,수정,삭제,리스트(CRUD) 로직 구현하기

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else if (command.equals("/board/boardModify.do")) { //게시판 수정하기
            
            System.out.println("���� ������");
            //1.�Ķ���Ͱ� �Ѿ��
            String bidx = request.getParameter("bidx");
            int bidx_ = Integer.parseInt(bidx);
            
            //2. ó����
            BoardDao bd = new BoardDao();
            BoardVo bv = bd.boardSelectOne(bidx_);
            
            request.setAttribute("bv", bv);        //���������� �ڿ�����    
            
            //3.�̵���            
            RequestDispatcher rd = request.getRequestDispatcher("/board/boardModify.jsp");            
            rd.forward(request, response);    
            
        }else if (command.equals("/board/boardModifyAction.do")) {
            
            String subject = request.getParameter("subject");
            System.out.println("subject="+subject);
            String content = request.getParameter("content");
            System.out.println("content="+content);
            String writer = request.getParameter("writer");
            System.out.println("writer="+writer);
            String bidx = request.getParameter("bidx");
            System.out.println("bidx="+bidx);
            int bidx_ = Integer.parseInt(bidx);
            System.out.println("bidx_="+bidx_);
            
            String ip = InetAddress.getLocalHost().getHostAddress();
            HttpSession session = request.getSession();
            int midx = (int)session.getAttribute("midx");
        //    int midx =3;
            
            BoardDao bd = new BoardDao();
            int value = bd.updateBoard(subject, content, writer, ip, midx,bidx_);
            System.out.println(value);
            if (value ==1) {
                response.sendRedirect(request.getContextPath()+"/board/boardContent.do?bidx="+bidx);                
            }else {
                response.sendRedirect(request.getContextPath()+"/board/boardModify.do?bidx="+bidx);                
            }    
            
cs
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public int updateBoard(String subject,String content,String writer,String ip,int midx,int bidx) {
        int value=0;
        
        String sql="update board set subject=?, content=?, writer=?, ip=?, midx=?, writeday=sysdate where bidx=?";
        
        try {
            pstmt = conn.prepareStatement(sql);
            pstmt.setString(1, subject);
            pstmt.setString(2, content);
            pstmt.setString(3, writer);
            pstmt.setString(4, ip);
            pstmt.setInt(5, midx);
            pstmt.setInt(6, bidx);
            value= pstmt.executeUpdate();
            
        } catch (SQLException e) {            
            e.printStackTrace();
        }finally {
            
            try {
                pstmt.close();
                conn.close();
            } catch (SQLException e) {                
                e.printStackTrace();
            }            
        }        
        
        return value;
    }
cs
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<%@page import="java.util.ArrayList"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@ page import="damain.BoardVo" %>
    
    <%
    
    BoardVo bv = (BoardVo) request.getAttribute("bv");
    
 
if (session.getAttribute("memberId") == null){
    out.println("<script>alert('로그인해주세요');location.href='"+request.getContextPath()+"/member/memberLogin.do'</script>");
}
 
    
    %>
    
    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
 
<style type="text/css">
 
#btnList{
margin-right: 10px;
}
</style>
 
 
<!-- FONT AWE -->
<script src="https://kit.fontawesome.com/6c060c00b1.js" crossorigin="anonymous"></script>
 
<!-- BOOT STRAP -->
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p" crossorigin="anonymous"></script>
</head>
<body>
<body>
       
 
        <div class="container" role="main" style="width: 700px;padding-top: 100px;">
 
            <h2>게시판 내용</h2>
 
        
      
      <table>
      <form method="post" action="<%=request.getContextPath()%>/board/boardModifyAction.do">
      <input type="hidden" name="bidx" value="<%=bv.getBidx()%>">
                <div class="mb-3">
                
                <!-- &nbsp;&nbsp;(날짜 :=bv.getWriteday().substring(0,10) %>) -->
 
                    <label for="title">제목</label>
 
                    <input type="text" class="form-control" name="subject" id="title" placeholder="제목을 입력해 주세요" value="<%=bv.getSubject() %>" >
 
                </div>
 
                
 
                <div class="mb-3">
 
                    <label for="reg_id">작성자</label>
 
                    <input type="text" class="form-control" name="writer" id="reg_id" placeholder="이름을 입력해 주세요" value="<%=bv.getWriter()%>">
 
                </div>
 
                
 
                <div class="mb-3">
 
                    <label for="content">내용</label>
 
                    <textarea class="form-control" rows="15" name="content" id="content" placeholder="내용을 입력해 주세요" ><%=bv.getContent() %></textarea>
 
                </div>
                
                <div class="mb-3">
 
                    <label for="reg_id">파일</label>
 
                    <input type="file" class="form-control" name="file" id="reg_id" placeholder="이름을 입력해 주세요" value="<%=request.getContextPath()%>/board/fileDownload.do?filename=<%=bv.getFilename()%>">
 
                </div>
        
 
        
    
            <div style="justify-content: center;display: flex;float: right;">
 
                <button type="submit" class="btn btn-sm btn-primary" id="btnList" >수정</button>
 
                
                <button type="button" class="btn btn-sm btn-primary" id="btnList" onclick="location.href='<%=request.getContextPath()%>/board/boardList.do'">목록</button>
 
            </div>
 
        </div>
 
</form>
            
</table>
 
</body>
 
</html>
 
 
 
</body>
</html>
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