質問編集履歴
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-
DAOに記したユーザーIDとパスワードを入力し、ログインに成功しているにも関わらず、どうしてこのような事態が発生してしまうのでしょうか。
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DAOに記したユーザーIDとパスワードをjspに入力し、ログインに成功しているにも関わらず、どうしてこのような事態が発生してしまうのでしょうか。
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▼過去の質問
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https://teratail.com/questions/273094
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@@ -245,3 +247,279 @@
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</html>
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```
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```jsp
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<%@ page language="java" contentType="text/html; charset=UTF-8"
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pageEncoding="UTF-8"%>
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<%@ page import="exam.LoggerTester" %>
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<% request.setCharacterEncoding("UTF-8"); %>
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<% String loginErrorMessage = (String)request.getAttribute("loginErrorMessage"); %>
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>書籍管理システム-＜ログイン＞</title>
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<link rel="stylesheet" href="header.css">
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</head>
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<div class="container">
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<header>
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<div class="header_logo_font">
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<p>書籍管理システムログイン</p>
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</div>
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</div>
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<hr>
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</header>
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<body>
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<%
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LoggerTester lt = new LoggerTester();
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lt.outActionLog("login.jsp", "処理開始");
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%>
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<div class="body">
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<div class="content">
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<div align="center">
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<table border="0">
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<form action="Login" method="POST">
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<div class="break">
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<font color="#fff">空欄作成のために使用。画面に映りません。</font>
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</div>
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<div class="break">
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<font color="#fff">空欄作成のために使用。画面に映りません。</font>
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</div>
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<center>
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<% if(loginErrorMessage != null){ %>
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<p><font color="red"><%= loginErrorMessage %></font></p>
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<%} %>
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</center>
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<div class="break">
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<font color="#fff">空欄作成のために使用。画面に映りません。</font>
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</div>
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<p>ユーザーID
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<input class="center" type="text" name="user_id" value="" size="24">
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<p>パスワード
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<input class="center" type="password" name="password" value="" size="24">
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<br><br>
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<input class="login" type="submit" name="login" value="ログイン"></div>
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</form>
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</table>
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</div>
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</div>
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</div>
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</body>
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<footer>
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<hr>
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</div>
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</html>
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```
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```DAO
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package dao;
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import java.io.Serializable;
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import java.sql.SQLException;
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public class UserDAO implements Serializable {
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//アクセサメソッド
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private String _loginid;
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private String _userpassword;
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private int _admin;
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private String _name;
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public void setloginid(String loginid) {
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this._loginid = loginid;
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}
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public String getloginid() {
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return this._loginid;
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}
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public void setuserpassword(String userpassword) {
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this._userpassword = userpassword;
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}
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public String getuserpassword() {
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return this._userpassword;
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}
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public void setadmin(int admin) {
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this._admin = admin;
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}
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public int getadmin() {
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return this._admin;
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}
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public void setname(String name) {
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this._userpassword = name;
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}
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public String getname() {
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return this._name;
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}
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//セットした情報を取得
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public UserDAO selectUser(String loginid, String userpassword) throws ClassNotFoundException,SQLException{
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UserDAO user = new UserDAO();
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user.setloginid("00014");
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user.setuserpassword("aaaaaa");
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user.setadmin(0);
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user.setname("tarou");
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// 戻り値の設定
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return user;
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}
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}
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```
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