[JSP] 게시판 ③ - 게시글 목록
07 Jan 2022 -
3 minute read
bbs/List.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@page import="java.util.Vector"%>
<%@ page import="pack_BBS.BoardBean" %>
<jsp:useBean id="boardMgr" class="pack_BBS.BoardMgr" scope="page" />
<%
request.setCharacterEncoding("UTF-8");
int listSize = 0; // 출력할 데이터의 개수 (데이터 1개 = 기로줄 1개)
Vector<BoardBean> vList = null;
%>
<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>JSP Board - List</title>
<link rel="stylesheet" href="/Proj_BBS/style/Style.css">
</head>
<body>
<div id="wrap">
<h1>List 페이지</h1>
<header id="header">
<nav>
<ul>
<li><a href="/Proj_BBS/Index.jsp">메인</a></li>
<li><a href="#">로그인</a></li>
<li><a href="/Proj_BBS/bbs/Post.jsp">글쓰기</a></li>
<li><a href="/Proj_BBS/bbs/List.jsp">자유게시판</a></li>
</ul>
</nav>
</header>
<!-- header#header -->
<main id="main" class="list">
<table id="boardList">
<thead>
<tr>
<th>번호</th>
<th>제목</th>
<th>이름</th>
<th>날짜</th>
<th>조회수</th>
</tr>
</thead>
<tbody>
<%
vList = boardMgr.getBoardList(); // DB에서 데이터 불러오기
listSize = vList.size();
if (vList.isEmpty()) {
%>
<tr>
<td colspan="5"><%="등록된 게시물이 없습니다." %></td>
</tr>
<%
} else {
for (int i=0; i<listSize; i++) {
if (i == listSize) break;
BoardBean bean = vList.get(i);
/* 제네릭 없다면 형변환 필요 : (BoardBean)vList.get(i) */
int num = bean.getNum();
String subject = bean.getSubject();
String uName = bean.getuName();
String regDate = bean.getRegDate();
int depth = bean.getDepth();
int count = bean.getCount();
%>
<tr class="trHover" onclick="read('<%=num %>')">
<td><%=num %></td>
<td><%=subject %></td>
<td><%=uName %></td>
<td><%=regDate %></td>
<td><%=count %></td>
</tr>
<%
}
}
%>
</tbody>
</table>
</main>
<!-- main#main -->
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<script src="/Proj_BBS/script/Script.js"></script>
</body>
</html>
pack_BBS/BoardMgr.java
package pack_BBS;
import java.io.File;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Vector;
import javax.servlet.http.HttpServletRequest;
import com.oreilly.servlet.MultipartRequest;
import com.oreilly.servlet.multipart.DefaultFileRenamePolicy;
public class BoardMgr {
private DBConnectionMgr pool;
private static final String SAVEFOLDER = "D:/ezen/silsp/jsp_Model1/Proj_BBS/src/main/webapp/fileupload";
private static String encType = "UTF-8";
private static int maxSize = 5 * 1024 * 1024;
Connection conn = null;
PreparedStatement pstmt = null;
ResultSet rs = null;
String sql = null;
public BoardMgr() {
try {
pool = DBConnectionMgr.getInstance();
} catch (Exception e) {
System.out.println(e.getMessage());
}
}
// 글 입력 (PostProc.jsp)
public void insertBoard(HttpServletRequest req) {
MultipartRequest multi = null;
int fileSize = 0;
String fileName = null;
try {
conn = pool.getConnection();
sql = "select max(num) from tblBoard";
pstmt = conn.prepareStatement(sql);
rs = pstmt.executeQuery();
int ref = 1;
if (rs.next()) ref = rs.getInt(1) + 1;
File file = new File(SAVEFOLDER);
if (!file.exists()) file.mkdirs();
multi = new MultipartRequest(req, SAVEFOLDER, maxSize, encType, new DefaultFileRenamePolicy());
if (multi.getFilesystemName("fileName") != null) {
fileName = multi.getFilesystemName("fileName");
fileSize = (int)multi.getFile("fileName").length();
}
String content = multi.getParameter("content");
if (multi.getParameter("contentType").equalsIgnoreCase("TEXT")) {
content = UtilMgr.replace(content, "<", "<");
}
sql = "insert into tblBoard (";
sql += "uName, subject, content, ref, pos, depth, ";
sql += "regDate, uPw, ip, count, fileName, fileSize) values(";
sql += "?, ?, ?, ?, 0, 0, now(), ?, ?, 0, ?, ?)";
pstmt = conn.prepareStatement(sql);
pstmt.setString(1, multi.getParameter("uName"));
pstmt.setString(2, multi.getParameter("subject"));
pstmt.setString(3, content);
pstmt.setInt(4, ref);
pstmt.setString(5, multi.getParameter("uPw"));
pstmt.setString(6, multi.getParameter("ip"));
pstmt.setString(7, fileName);
pstmt.setInt(8, fileSize);
pstmt.executeUpdate();
} catch (Exception e) {
System.out.println(e.getMessage());
} finally {
pool.freeConnection(conn, pstmt, rs);
}
}
// 게시판 리스트 출력 (List.jsp)
public Vector<BoardBean> getBoardList(){
Vector<BoardBean> vList = new Vector<>();
try {
conn = pool.getConnection();
sql = "select * from tblBoard order by num desc limit ?, ?";
pstmt = conn.prepareStatement(sql);
pstmt.setInt(1, 0);
pstmt.setInt(2, 10);
rs = pstmt.executeQuery();
while (rs.next()) {
BoardBean bean = new BoardBean();
bean.setNum(rs.getInt("num"));
bean.setuName(rs.getString("uName"));
bean.setSubject(rs.getString("subject"));
bean.setPos(rs.getInt("pos"));
bean.setRef(rs.getInt("ref"));
bean.setDepth(rs.getInt("depth"));
bean.setRegDate(rs.getString("regDate"));
bean.setCount(rs.getInt("count"));
vList.add(bean);
}
} catch (SQLException e) {
System.out.println(e.getMessage());
} catch (Exception e) {
System.out.println(e.getMessage());
} finally {
pool.freeConnection(conn, pstmt, rs);
}
return vList;
}
}
style/Style.css
@charset "UTF-8";
* {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
}
.flex-container { display: flex; }
div#wrap {
width: 800px;
border: 1px solid #000;
margin: 10px auto;
padding: 20px;
}
#header, #main { margin: 10px 0; }
#main { padding: 40px; }
h1 { text-align: center; }
ul {
list-style: none;
display: flex;
}
li {
width: 170px;
border: 1px solid #000;
text-align: center;
}
li:hover{ background-color: #ddd; }
a {
font-size: 20px;
text-decoration: none;
color: #000;
}
tfoot>tr>td {
text-align: center;
}
/* Post.jsp */
::-webkit-file-upload-button {
cursor:pointer;
}
.postTbl td, .postTbl th {
border-bottom: 1px solid #eee;
padding: 8px 10px;
}
.postTbl th {
background-color: #eee;
width: 100px;
}
.postTbl input, .postTbl textarea {
border: 1px solid #ccc;
}
/* List.jsp */
main.list table#boardList {
border: 1px solid #ccc;
border-collapse: collapse;
width: 680px;
border-left: none;
border-right: none;
}
table#boardList th, table#boardList td {
border: 1px solid #ccc;
padding: 6px;
border-left: none;
border-right: none;
text-align: center;
}
table#boardList tr.trHover:hover {
cursor: pointer;
background-color: #eee;
}
