메모 리스트
메모 제목에 A 태그 달기
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<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page import="java.util.List"%>
<%@ page import="memo.MemoDTO"%>
<!DOCTYPE >
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
String path=request.getContextPath();
//컨트롤러에서 넘어온 값을 읽어옴
// request.getAttribute(key)
//object 타입이라 형변환 해야함
List<MemoDTO> items = (List<MemoDTO>) request.getAttribute("items");
%>
<table border="1">
<tr>
<th>번호</th>
<th>이름</th>
<th>메모</th>
<th>날씨</th>
</tr>
<%
for (MemoDTO dto : items) {
%>
<tr>
<td><%=dto.getIdx()%></td>
<td><%=dto.getWriter()%></td>
<td>
<a href="<%=path %>/memo_servlet/view.do?idx=<%=dto.getIdx() %>">
<%=dto.getMemo()%></a>
</td>
<td><%=dto.getPost_date()%></td>
</tr>
<%
}
%>
</table>
</body>
</html>
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cs |
2컨트롤러
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else if(url.indexOf("view.do")!=-1){
//string 값으로 넘어온다.
//글번호
int idx=Integer.parseInt(request.getParameter("idx"));
//dao에 레코드 정보 조회
MemoDTO dto=dao.MemoView(idx);
request.setAttribute("dto", dto);
String page = "/memo/view.jsp";
RequestDispatcher rd=request.getRequestDispatcher(page);
rd.forward(request, response);
}
}
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cs |
3 다오
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// 게시글 상세
public MemoDTO MemoView(int idx) {
Connection conn = null;
PreparedStatement pstmt = null;
ResultSet rs = null;
MemoDTO dto = new MemoDTO();
try {
conn = DB.dbConn();
String sql = "select * from memo where idx=?";
pstmt = conn.prepareStatement(sql);
pstmt.setInt(1, idx);
rs = pstmt.executeQuery();
if (rs.next()) {
dto.setIdx(rs.getInt("idx"));
dto.setMemo(rs.getString("memo"));
dto.setWriter(rs.getString("writer"));
dto.setPost_date(rs.getString("post_date"));
}
} catch (Exception e) {
} finally {// resultset= > statement=> connection
try {
if (rs != null) {
rs.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
try {
if (pstmt != null) {
pstmt.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
try {
if (conn != null) {
conn.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
}
return dto;
}
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cs 4. |
4. 상세 페이지
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<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE >
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<form name="form1" method="post">
<table border="1">
<tr>
<td>날짜</td>
<td>${dto.post_date}</td>
</tr>
<tr>
<td>이름</td>
<td><input name="writer" vlaue="${dto.writer}"> </td>
</tr>
<tr>
<td>메모</td>
<td><textarea name="memo"> ${dto.memo} </textarea></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="button" value="수정" id="btnUpdate">
<input type="button" value="삭제" id="btnDelete">
</td>
</tr>
</table>
</form>
</body>
</html>
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cs |
JSP - 페이지 화면이동 방식
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