-
[Project] 상품 목록 불러오기카테고리 없음 2022. 11. 11. 17:30
public List<pdDTO> pdList() {
ArrayList<pdDTO> dtos = new ArrayList<pdDTO>();
// 리스트 작성
try {
String sql = "SELECT pdcode,pdname,pdprice,stock,pdsize FROM productinformation";
// sql문
stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery(sql);
while (rs.next()) {
pdDTO dto = new pdDTO();
dto.setPdcode(rs.getString("pdcode"));
dto.setPdname(rs.getString("pdname"));
dto.setPdprice(rs.getInt("pdprice"));
dto.setStock(rs.getInt("stock"));
dto.setPdsize(rs.getString("pdsize"));
dtos.add(dto);
}
} catch (SQLException e) {
e.printStackTrace();
}
return dtos;
}[JSP]
오류원인 : 형변환 <%@page import="product.pdDTO"%>
<%@page import="java.util.ArrayList"%>
<%@page import="product.pdDAO"%>
<%@page import="java.io.PrintWriter"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<!-- 화면 최적화 -->
<meta name="viewport" content="width=device-width" , initial-scale="1">
<!-- 루트 폴더의 부트스트랩을 참조하는 링크 -->
<link rel="stylesheet" href="css/bootstrap.css">
<title>Product</title>
</head>
<body>
<%@ include file="/menu.jsp"%>
<div class="container">
<div class="row">
<table class="table table-striped"
style="text-align: center; border: 1px solid #dddddd">
<thead>
<tr>
<th style="background-color: #eeeeee; text-align: center;">상품코드</th>
<th style="background-color: #eeeeee; text-align: center;">상품명</th>
<th style="background-color: #eeeeee; text-align: center;">상품가격</th>
<th style="background-color: #eeeeee; text-align: center;">재고</th>
<th style="background-color: #eeeeee; text-align: center;">사이즈</th>
</tr>
</thead>
<%
pdDAO dao = new pdDAO();
pdDTO dto = new pdDTO();
ArrayList<pdDTO> list= (ArrayList<pdDTO>)dao.pdList();
for (pdDTO dtos : list) {
%>
<tbody>
<tr>
<td><%=dtos.getPdcode()%></td>
<td><%=dtos.getPdname()%></td>
<td><%=dtos.getPdprice()%></td>
<td><%=dtos.getPdsize()%></td>
<td><%=dtos.getStock()%></td>
</tr>
</tbody>
<%
} //for 문의 끝
%>
</table>
<!-- 글쓰기 버튼 -->
<a href="pdwrite.jsp" class="btn btn-primary pull-right">상품등록</a>
</div>
</div>
</body>
</html>
결과물