Merge branch 'h-hein2' of https://gitea.it-college.co.jp/2026_0910_AI_5G_Java_MUN/last-group-delevelopment-team2 into o-matsuda

# Conflicts:
#	book-rent/pom.xml
#	book-rent/src/main/java/com/example/demo/config/CustomAuthenticationFailureHandler.java
#	book-rent/src/main/java/com/example/demo/service/CustomUserDetailsService.java

book-rent/pom.xml

@@ -1,127 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
-	<modelVersion>4.0.0</modelVersion>
-	<parent>
-		<groupId>org.springframework.boot</groupId>
-		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>4.1.1</version>
-		<relativePath/> <!-- lookup parent from repository -->
-	</parent>
-	<groupId>com.example</groupId>
-	<artifactId>book-rent</artifactId>
-	<version>0.0.1-SNAPSHOT</version>
-	<packaging>war</packaging>
-	<name>book-rent</name>
-	<description/>
-	<url/>
-	<licenses>
-		<license/>
-	</licenses>
-	<developers>
-		<developer/>
-	</developers>
-	<scm>
-		<connection/>
-		<developerConnection/>
-		<tag/>
-		<url/>
-	</scm>
-	<properties>
-		<java.version>21</java.version>
-	</properties>
- <dependencies>
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-starter-data-jpa</artifactId>
-</dependency>
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-starter-thymeleaf</artifactId>
-</dependency>
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-starter-validation</artifactId>
-</dependency>
-<!-- webmvcから通常のwebスターターに変更 -->
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-starter-web</artifactId>
-</dependency>
- 
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-devtools</artifactId> <!-- ここを修正 -->
-<scope>runtime</scope>
-<optional>true</optional>
-</dependency>
-
-<dependency>
-<groupId>com.mysql</groupId>
-<artifactId>mysql-connector-j</artifactId>
-<scope>runtime</scope>
-</dependency>
-<dependency>
-<groupId>org.projectlombok</groupId>
-<artifactId>lombok</artifactId>
-<optional>true</optional>
-</dependency>
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-starter-tomcat</artifactId>
-<scope>provided</scope>
-</dependency>
-		
-<dependency>
-<groupId>org.springframework.boot</groupId>
-<artifactId>spring-boot-starter-test</artifactId>
-<scope>test</scope>
-</dependency>
-</dependencies>
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.springframework.boot</groupId>
-				<artifactId>spring-boot-maven-plugin</artifactId>
-			</plugin>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<executions>
-					<execution>
-						<id>default-compile</id>
-						<phase>compile</phase>
-						<goals>
-							<goal>compile</goal>
-						</goals>
-						<configuration>
-							<annotationProcessorPaths>
-								<path>
-									<groupId>org.projectlombok</groupId>
-									<artifactId>lombok</artifactId>
-								</path>
-							</annotationProcessorPaths>
-						</configuration>
-					</execution>
-					<execution>
-						<id>default-testCompile</id>
-						<phase>test-compile</phase>
-						<goals>
-							<goal>testCompile</goal>
-						</goals>
-						<configuration>
-							<annotationProcessorPaths>
-								<path>
-									<groupId>org.projectlombok</groupId>
-									<artifactId>lombok</artifactId>
-								</path>
-							</annotationProcessorPaths>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-		</plugins>
-	</build>
- 
-</project>
-

book-rent/src/main/java/com/example/demo/common/LoginUser.java

@@ -1,7 +1,5 @@
 package com.example.demo.common;
 
-
-
 import java.io.Serializable;
 
 /** セッションに保持するログイン情報（社員ID・社員名・社員名よみ・メールアドレス・管理者フラグ） */
@@ -20,12 +18,31 @@ public class LoginUser implements Serializable {
 		this.knEmployee = knEmployee;
 		this.mailAddress = mailAddress;
 		this.flgAdmin = flgAdmin;
+
+	}
+
+	public Integer getIdEmployee() {
+		return idEmployee;
+	}
+
+	public String getNmEmployee() {
+		return nmEmployee;
+	}
+
+	public String getKnEmployee() {
+		return knEmployee;
+	}
+
+	public String getMailAddress() {
+		return mailAddress;
+	}
+
+	public String getFlgAdmin() {
+		return flgAdmin;
+	}
+
+	public boolean isAdmin() {
+		return Const.ADMIN_YES.equals(flgAdmin);
 	}
 
-    public Integer getIdEmployee() { return idEmployee; }
-    public String getNmEmployee() { return nmEmployee; }
-    public String getKnEmployee() { return knEmployee; }
-    public String getMailAddress() { return mailAddress; }
-    public String getFlgAdmin() { return flgAdmin; }
-    public boolean isAdmin() { return Const.ADMIN_YES.equals(flgAdmin); }
 }

book-rent/src/main/java/com/example/demo/config/CompatiblePasswordEncoder.java

@@ -0,0 +1,38 @@
+package com.example.demo.config;
+ 
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.crypto.password.PasswordEncoder;
+ 
+// データベースに保存されている平文パスワードと、BCryptでハッシュ化されたパスワードの両方を照合できるようにするクラス
+public class CompatiblePasswordEncoder implements PasswordEncoder {
+ 
+	// パスワードを安全にハッシュ化するためのクラスを生成
+	private final BCryptPasswordEncoder bcrypt = new BCryptPasswordEncoder();
+ 
+	// パスワードのハッシュ化
+	@Override
+	public String encode(CharSequence rawPassword) {
+		return bcrypt.encode(rawPassword);
+	}
+ 
+	@Override
+	public boolean matches(
+			CharSequence rawPassword,
+			String encodedPassword) {
+ 
+		// 保存済みパスワードが存在するか確認
+		if (encodedPassword == null) {
+			return false;
+		}
+ 
+		// 既存の平文パスワードに対応
+		if (!encodedPassword.startsWith("$2a$")
+				&& !encodedPassword.startsWith("$2b$")
+				&& !encodedPassword.startsWith("$2y$")) {
+			return rawPassword.toString().equals(encodedPassword);
+		}
+ 
+		// BCrypt形式のパスワードに対応
+		return bcrypt.matches(rawPassword, encodedPassword);
+	}
+}

book-rent/src/main/java/com/example/demo/config/CustomAuthenticationFailureHandler.java

@@ -0,0 +1,60 @@
+package com.example.demo.config;
+ 
+import java.io.IOException;
+
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
+import org.springframework.stereotype.Component;
+
+import com.example.demo.service.LoginAttemptService;
+ 
+// ログイン失敗時の処理
+@Component
+public class CustomAuthenticationFailureHandler extends SimpleUrlAuthenticationFailureHandler {
+ 
+	private LoginAttemptService loginAttemptService;
+ 
+	public CustomAuthenticationFailureHandler(LoginAttemptService loginAttemptService) {
+		this.loginAttemptService = loginAttemptService;
+	}
+ 
+	@Override
+	public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
+			AuthenticationException exception) throws IOException, ServletException {
+ 
+		// 画面から入力されたメールアドレスを取得
+		String mailAddress = request.getParameter("mailAddress");
+ 
+		if (mailAddress != null && !mailAddress.isBlank()) {
+			String mail = mailAddress.trim();
+ 
+			if (loginAttemptService.isBlocked(mail)) {
+				getRedirectStrategy().sendRedirect(
+						request, response, "/login?error=locked");
+				return;
+			}
+ 
+			// 失敗回数を１増やす
+			loginAttemptService.loginFailed(mail);
+ 
+			// すでにロック中なら失敗回数を増やさない
+			if (loginAttemptService.isBlocked(mail)) {
+				getRedirectStrategy().sendRedirect(
+						request, response, "/login?error=locked");
+				return;
+			}
+ 
+			// あと何回失敗されるとロックされるか取得
+			int remaining = loginAttemptService.getRemainingAttempts(mail);
+ 
+			getRedirectStrategy().sendRedirect(
+					request, response, "/login?error=failed&remaining=" + remaining);
+		}
+ 
+	}
+}
+ 

book-rent/src/main/java/com/example/demo/config/CustomAuthenticationSuccessHandler.java

@@ -0,0 +1,48 @@
+package com.example.demo.config;
+ 
+import java.io.IOException;
+
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+
+import org.springframework.security.core.Authentication;
+import org.springframework.security.web.authentication.SimpleUrlAuthenticationSuccessHandler;
+import org.springframework.stereotype.Component;
+
+import com.example.demo.common.Const;
+import com.example.demo.service.LoginAttemptService;
+ 
+@Component
+public class CustomAuthenticationSuccessHandler
+		extends SimpleUrlAuthenticationSuccessHandler {
+ 
+	private final LoginAttemptService loginAttemptService;
+ 
+	public CustomAuthenticationSuccessHandler(
+			LoginAttemptService loginAttemptService) {
+		this.loginAttemptService = loginAttemptService;
+		setDefaultTargetUrl("/menu");
+		setAlwaysUseDefaultTargetUrl(true);
+	}
+ 
+	@Override
+	public void onAuthenticationSuccess(
+			HttpServletRequest request,
+			HttpServletResponse response,
+			Authentication authentication)
+			throws IOException, ServletException {
+ 
+		if (authentication.getPrincipal() instanceof CustomUserDetails userDetails) {
+			String mail = userDetails.getUsername();
+ 
+			loginAttemptService.loginSucceeded(mail);
+ 
+			request.getSession(true).setAttribute(
+					Const.SESSION_LOGIN_USER,
+					userDetails.getLoginUser());
+		}
+ 
+		super.onAuthenticationSuccess(request, response, authentication);
+	}
+}

book-rent/src/main/java/com/example/demo/config/CustomUserDetails.java

@@ -0,0 +1,74 @@
+package com.example.demo.config;
+ 
+import java.util.Collection;
+import java.util.Collections;
+
+import org.springframework.security.core.GrantedAuthority;
+import org.springframework.security.core.authority.SimpleGrantedAuthority;
+import org.springframework.security.core.userdetails.UserDetails;
+
+import com.example.demo.common.LoginUser;
+import com.example.demo.service.LoginAttemptService;
+ 
+// システムの社員情報をSpring Securityが扱えるクラスに変更
+public class CustomUserDetails implements UserDetails {
+ 
+	private final LoginUser loginUser;
+	private final String password; // DBから取得した暗号化パスワードを保持
+	private final LoginAttemptService loginAttemptService;
+ 
+	public CustomUserDetails(LoginUser loginUser, String password, LoginAttemptService loginAttemptService) {
+		this.loginUser = loginUser;
+		this.password = password;
+		this.loginAttemptService = loginAttemptService;
+	}
+ 
+	@Override
+	public String getPassword() {
+		return this.password;
+	}
+ 
+	@Override
+	public String getUsername() {
+		return loginUser.getMailAddress();
+	}
+ 
+	// アカウントのロック状態の確認
+	@Override
+	public boolean isAccountNonLocked() {
+		return !loginAttemptService.isBlocked(getUsername());
+	}
+ 
+	
+	// 管理者判定メソッド
+	@Override
+	public Collection<? extends GrantedAuthority> getAuthorities() {
+		String role = loginUser.isAdmin()
+				? "ROLE_ADMIN"
+				: "ROLE_USER";
+ 
+		return Collections.singletonList( // 要素が一つだけの変更できないリストを作るメソッド
+				new SimpleGrantedAuthority(role));
+	}
+ 
+	@Override
+	public boolean isAccountNonExpired() {
+		return true;
+	}
+ 
+	@Override
+	public boolean isCredentialsNonExpired() {
+		return true;
+	}
+ 
+	@Override
+	public boolean isEnabled() {
+		return true;
+	}
+ 
+	// ログイン成功後にコントローラー等でLoginUserを取り出すためのゲッター
+	public LoginUser getLoginUser() {
+		return loginUser;
+	}
+ 
+}

book-rent/src/main/java/com/example/demo/config/LoginCheckInterceptor.java

@@ -34,4 +34,5 @@ public class LoginCheckInterceptor implements HandlerInterceptor {
         }
         return true;
     }
+    
 }

book-rent/src/main/java/com/example/demo/config/SecurityConfig.java

@@ -0,0 +1,58 @@
+package com.example.demo.config;
+ 
+import org.springframework.boot.security.autoconfigure.web.servlet.PathRequest;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.security.web.SecurityFilterChain;
+ 
+@Configuration
+@EnableWebSecurity
+public class SecurityConfig {
+ 
+	private final CustomAuthenticationFailureHandler failureHandler;
+	private final CustomAuthenticationSuccessHandler successHandler;
+ 
+	public SecurityConfig(
+			CustomAuthenticationFailureHandler failureHandler,
+			CustomAuthenticationSuccessHandler successHandler) {
+		this.failureHandler = failureHandler;
+		this.successHandler = successHandler;
+	}
+ 
+	@Bean
+	public SecurityFilterChain securityFilterChain(
+			HttpSecurity http) throws Exception {
+ 
+		http
+				.authorizeHttpRequests(authorize -> authorize
+						.requestMatchers(
+								PathRequest.toStaticResources().atCommonLocations())
+						.permitAll()
+						.requestMatchers(
+								"/", "/index", "/error", "/login")
+						.permitAll()
+						.anyRequest().authenticated())
+				.formLogin(login -> login
+						.loginPage("/login")
+						.loginProcessingUrl("/login")
+						.usernameParameter("mailAddress")
+						.passwordParameter("password")
+						.failureHandler(failureHandler)
+						.successHandler(successHandler)
+						.permitAll())
+				.logout(logout -> logout
+						.logoutUrl("/logout")
+						.logoutSuccessUrl("/login?logout")
+						.permitAll());
+ 
+		return http.build();
+	}
+ 
+	@Bean
+	public PasswordEncoder passwordEncoder() {
+		return new CompatiblePasswordEncoder();
+	}
+}

book-rent/src/main/java/com/example/demo/controller/AdminBookController.java

@@ -43,7 +43,8 @@ public class AdminBookController {
 	@PostMapping(NEW + "/confirm")
 	public String newConfirm(@ModelAttribute("form") BookForm form, Model model) {
 		List<String> errors = bookAdminService.validate(form);
-        if (!errors.isEmpty()) return input(form, errors, "書籍登録", NEW, model);
+		if (!errors.isEmpty())
+			return input(form, errors, "書籍登録", NEW, model);
 		return confirm("書籍登録", NEW, model);
 	}
 
@@ -87,7 +88,8 @@ public class AdminBookController {
 	@PostMapping(EDIT + "/confirm")
 	public String editConfirm(@ModelAttribute("form") BookForm form, Model model) {
 		List<String> errors = bookAdminService.validate(form);
-        if (!errors.isEmpty()) return input(form, errors, "書籍編集", EDIT, model);
+		if (!errors.isEmpty())
+			return input(form, errors, "書籍編集", EDIT, model);
 		return confirm("書籍編集", EDIT, model);
 	}
 

book-rent/src/main/java/com/example/demo/controller/BookController.java

@@ -1,18 +1,17 @@
 package com.example.demo.controller;
 
+import java.util.List;
+import java.util.stream.IntStream;
 
-
+import org.springframework.data.domain.Page;
-
-	
-
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 
+import com.example.demo.entity.BookCollection;
 import com.example.demo.service.BookService;
 
-
 /** BOOK-01：書籍検索（bookList.html） */
 @Controller
 public class BookController {
@@ -27,8 +26,16 @@ public class BookController {
 	public String list(@RequestParam(defaultValue = "") String nmBook,
 			@RequestParam(defaultValue = "") String publisher,
 			@RequestParam(defaultValue = "") String note,
+			@RequestParam(defaultValue = "0") int page,
+			@RequestParam(defaultValue = "10") int size,
 			Model model) {
-        model.addAttribute("books", bookService.searchLendable(nmBook, publisher, note));
+
+		Page<BookCollection> bookPage = bookService.searchLendable(nmBook, publisher, note, page, size);
+		List<Integer> pageNumbers = IntStream.range(0, bookPage.getTotalPages()).boxed().toList();
+
+		model.addAttribute("books", bookPage);
+		model.addAttribute("bookPage", bookPage);
+		model.addAttribute("pageNumbers", pageNumbers);
 		// 検索条件を保持
 		model.addAttribute("nmBook", nmBook);
 		model.addAttribute("publisher", publisher);

book-rent/src/main/java/com/example/demo/controller/EmployeeController.java

@@ -46,7 +46,8 @@ public class EmployeeController {
 	}
 
 	@PostMapping(NEW + "/confirm")
-	public String registConfirm(@ModelAttribute("form") EmployeeForm form, Model model) {
+	public String registConfirm(@ModelAttribute("form") EmployeeForm form,
+			Model model) {
 		List<String> errors = employeeService.validateRegist(form);
 		if (!errors.isEmpty())
 			return registView(form, errors, model);

book-rent/src/main/java/com/example/demo/controller/LoginController.java

@@ -1,72 +1,140 @@
 package com.example.demo.controller;
  
- 
-import java.util.Optional;
-
-import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpSession;
 
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 
 import com.example.demo.common.Const;
-import com.example.demo.common.LoginUser;
-import com.example.demo.service.AuthService;
  
-/** AUTH-01：ログイン／ログアウト（login.html） */
 @Controller
 public class LoginController {
-    private final AuthService authService;
- 
-    public LoginController(AuthService authService) {
-        this.authService = authService;
-    }
  
     @GetMapping("/")
     public String root() {
-        return "redirect:/menu";
+        return "redirect:/login";
     }
  
     @GetMapping("/login")
-    public String loginForm(HttpSession session) {
+    public String loginForm(
+            HttpSession session,
+            @RequestParam(name = "error", required = false) String error,
+            @RequestParam(name = "logout", required = false) String logout,
+            @RequestParam(name = "remaining", required = false) Integer remaining,
+            Model model) {
+ 
+        // すでにログインしている場合はメニュー画面へ
         if (session.getAttribute(Const.SESSION_LOGIN_USER) != null) {
             return "redirect:/menu";
         }
-        return "login";
+ 
+        // ログイン失敗時のメッセージ
+        if ("locked".equals(error)) {
+            model.addAttribute(
+                "errorMessage",
+                "ログインに5回連続で失敗したため、10分間アカウントをロックしました。"
+            );
+ 
+        } else if ("failed".equals(error) && remaining != null) {
+ 
+            if (remaining == 1) {
+                model.addAttribute(
+                    "errorMessage",
+                    "メールアドレスまたはパスワードが間違っています。あと1回間違えると、10分間ログインできなくなります。"
+                );
+            } else {
+                model.addAttribute(
+                    "errorMessage",
+                    "メールアドレスまたはパスワードが間違っています。あと"
+                    + remaining
+                    + "回間違えると、10分間ログインできなくなります。"
+                );
             }
  
-    @PostMapping("/login")
+        } else if (error != null) {
-    public String login(@RequestParam(defaultValue = "") String mailAddress,
+            model.addAttribute(
-                        @RequestParam(defaultValue = "") String password,
+                "errorMessage",
-                        HttpServletRequest request, Model model) {
+                "メールアドレスまたはパスワードが間違っています。"
-        String mail = mailAddress.trim();
+            );
-        model.addAttribute("mailAddress", mail);   // 入力値を保持（パスワードは保持しない）
  
-        if (mail.isEmpty() || password.isEmpty()) {
+        } else if (logout != null) {
-            model.addAttribute("errorMessage", "メールアドレスとパスワードを入力してください。");
+            model.addAttribute("message", "ログアウトしました。");
-            return "login";
-        }
-        Optional<LoginUser> user = authService.authenticate(mail, password);
-        if (user.isEmpty()) {
-            // どちらが誤りかは分からない文言にする
-            model.addAttribute("errorMessage", "メールアドレスまたはパスワードが正しくありません。");
-            return "login";
-        }
-        // セッション固定化攻撃対策：古いセッションを破棄して新規発行
-        HttpSession old = request.getSession(false);
-        if (old != null) {
-            old.invalidate();
-        }
-        request.getSession(true).setAttribute(Const.SESSION_LOGIN_USER, user.get());
-        return "redirect:/menu";
         }
  
-    @PostMapping("/logout")
+        return "login";
-    public String logout(HttpSession session) {
-        session.invalidate();
-        return "redirect:/login";
     }
 }
+//package com.example.demo.controller;
+// 
+// 
+//import java.util.Optional;
+//
+//import jakarta.servlet.http.HttpServletRequest;
+//import jakarta.servlet.http.HttpSession;
+//
+//import org.springframework.stereotype.Controller;
+//import org.springframework.ui.Model;
+//import org.springframework.web.bind.annotation.GetMapping;
+//import org.springframework.web.bind.annotation.PostMapping;
+//import org.springframework.web.bind.annotation.RequestParam;
+//
+//import com.example.demo.common.Const;
+//import com.example.demo.common.LoginUser;
+//import com.example.demo.service.AuthService;
+// 
+///** AUTH-01：ログイン／ログアウト（login.html） */
+//@Controller
+//public class LoginController {
+//    private final AuthService authService;
+// 
+//    public LoginController(AuthService authService) {
+//        this.authService = authService;
+//    }
+// 
+//    @GetMapping("/")
+//    public String root() {
+//        return "redirect:/menu";
+//    }
+// 
+//    @GetMapping("/login")
+//    public String loginForm(HttpSession session) {
+//        if (session.getAttribute(Const.SESSION_LOGIN_USER) != null) {
+//            return "redirect:/menu";
+//        }
+//        return "login";
+//    }
+// 
+//    @PostMapping("/login")
+//    public String login(@RequestParam(defaultValue = "") String mailAddress,
+//                        @RequestParam(defaultValue = "") String password,
+//                        HttpServletRequest request, Model model) {
+//        String mail = mailAddress.trim();
+//        model.addAttribute("mailAddress", mail);   // 入力値を保持（パスワードは保持しない）
+// 
+//        if (mail.isEmpty() || password.isEmpty()) {
+//            model.addAttribute("errorMessage", "メールアドレスとパスワードを入力してください。");
+//            return "login";
+//        }
+//        Optional<LoginUser> user = authService.authenticate(mail, password);
+//        if (user.isEmpty()) {
+//            // どちらが誤りかは分からない文言にする
+//            model.addAttribute("errorMessage", "メールアドレスまたはパスワードが正しくありません。");
+//            return "login";
+//        }
+//        // セッション固定化攻撃対策：古いセッションを破棄して新規発行
+//        HttpSession old = request.getSession(false);
+//        if (old != null) {
+//            old.invalidate();
+//        }
+//        request.getSession(true).setAttribute(Const.SESSION_LOGIN_USER, user.get());
+//        return "redirect:/menu";
+//    }
+// 
+//    @PostMapping("/logout")
+//    public String logout(HttpSession session) {
+//        session.invalidate();
+//        return "redirect:/login";
+//    }
+//}

book-rent/src/main/java/com/example/demo/entity/Employee.java

@@ -105,4 +105,5 @@ public class Employee {
 	public void setDateUpdate(LocalDateTime v) {
 		this.dateUpdate = v;
 	}
+	
 }

book-rent/src/main/java/com/example/demo/form/EmployeeForm.java

@@ -1,5 +1,7 @@
 package com.example.demo.form;
 
+
+
 /** 社員登録・編集フォーム */
 public class EmployeeForm {
 	private Integer idEmployee;

book-rent/src/main/java/com/example/demo/repository/BookCollectionRepository.java

@@ -1,8 +1,9 @@
 package com.example.demo.repository;
 
 import java.time.LocalDateTime;
-import java.util.List;
 
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
@@ -22,10 +23,12 @@ public interface BookCollectionRepository extends JpaRepository<BookCollection,
 			+ "and (:publisher = '' or b.publisher like concat('%', :publisher, '%') escape '!') "
 			+ "and (:note = '' or b.note like concat('%', :note, '%') escape '!') "
 			+ "order by b.idBook")
-	List<BookCollection> search(@Param("lending") String lending,
+	Page<BookCollection> search(
+			@Param("lending") String lending,
 			@Param("nm") String nm,
 			@Param("publisher") String publisher,
-			@Param("note") String note);
+			@Param("note") String note,
+			Pageable pageable);
 
 	/**
 	 * 貸出フラグを from → to に更新する（現在値が from のときだけ更新）。

book-rent/src/main/java/com/example/demo/repository/EmployeeRepository.java

@@ -10,4 +10,5 @@ public interface EmployeeRepository extends JpaRepository<Employee, Integer> {
 	Optional<Employee> findByMailAddressAndFlgRetirement(String mailAddress, String flgRetirement);
 
 	Optional<Employee> findByMailAddress(String mailAddress);
+	
 }

book-rent/src/main/java/com/example/demo/service/BookAdminService.java

@@ -28,12 +28,20 @@ public class BookAdminService {
 	public List<String> validate(BookForm f) {
 		f.trim();
 		List<String> e = new ArrayList<>();
-        if (f.getIsbn().isEmpty()) e.add("ISBNを入力してください。");
+		if (f.getIsbn().isEmpty())
-        else if (f.getIsbn().length() > 13) e.add("ISBNは13文字以内で入力してください。");
+			e.add("ISBNを入力してください。");
-        if (f.getNmBook().isEmpty()) e.add("書籍名を入力してください。");
+		else if (f.getIsbn().length() > 13)
-        else if (f.getNmBook().length() > 50) e.add("書籍名は50文字以内で入力してください。");
+			e.add("ISBNは13文字以内で入力してください。");
-        if (f.getKnBook().length() > 100) e.add("書籍名よみは100文字以内で入力してください。");
+		if (f.getNmBook().isEmpty())
-        if (f.getPublisher().length() > 50) e.add("出版社は50文字以内で入力してください。");
+			e.add("書籍名を入力してください。");
+		else if (f.getNmBook().length() > 50)
+			e.add("書籍名は50文字以内で入力してください。");
+		if (f.getKnBook().length() > 100)
+			e.add("書籍名よみは100文字以内で入力してください。");
+		else if (!f.getKnBook().matches("^[\\u3040-\\u309F]+$"))
+			e.add("書籍名よみはひらがなで入力してください");
+		if (f.getPublisher().length() > 50)
+			e.add("出版社は50文字以内で入力してください。");
 		return e;
 	}
 
@@ -78,10 +86,10 @@ public class BookAdminService {
 
 	private void check(BookForm f) {
 		List<String> errors = validate(f);
-        if (!errors.isEmpty()) throw new BusinessException(String.join(" ", errors));
+		if (!errors.isEmpty())
+			throw new BusinessException(String.join(" ", errors));
 	}
 
-
 	private static void apply(BookCollection b, BookForm f) {
 		b.setIsbn(f.getIsbn());
 		b.setNmBook(f.getNmBook());

book-rent/src/main/java/com/example/demo/service/BookService.java

@@ -1,7 +1,7 @@
 package com.example.demo.service;
 
-import java.util.List;
+import org.springframework.data.domain.Page;
-
+import org.springframework.data.domain.PageRequest;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -20,14 +20,16 @@ public class BookService {
 
 	/** 貸出可の蔵書を検索する。全て未入力なら全件。 */
 	@Transactional(readOnly = true)
-    public List<BookCollection> searchLendable(String nmBook, String publisher, String note) {
+	public Page<BookCollection> searchLendable(String nmBook, String publisher, String note, int page, int size) {
-        return bookRepository.search(Const.LENDING_OK, normalize(nmBook), normalize(publisher), normalize(note));
+		return bookRepository.search(Const.LENDING_OK, normalize(nmBook), normalize(publisher), normalize(note),
+				PageRequest.of(page, size));
 	}
 
 	/** 前後の空白除去＋LIKE特殊文字(! % _)のエスケープ（エスケープ文字は '!'） */
 	static String normalize(String s) {
-        if (s == null) return "";
+		if (s == null)
+			return "";
 		return s.trim().replace("!", "!!").replace("%", "!%").replace("_", "!_");
 	}
-}
 
+}

book-rent/src/main/java/com/example/demo/service/CustomUserDetailsService.java

@@ -0,0 +1,47 @@
+package com.example.demo.service;
+ 
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.core.userdetails.UserDetailsService;
+import org.springframework.security.core.userdetails.UsernameNotFoundException;
+import org.springframework.stereotype.Service;
+
+import com.example.demo.common.Const;
+import com.example.demo.common.LoginUser;
+import com.example.demo.config.CustomUserDetails;
+import com.example.demo.entity.Employee;
+import com.example.demo.repository.EmployeeRepository;
+ 
+//Spring Securityから依頼を受けて、ログインする社員情報をDBから取得
+@Service
+public class CustomUserDetailsService implements UserDetailsService {
+ 
+	private final EmployeeRepository employeeRepository;
+	private final LoginAttemptService loginAttemptService;
+ 
+	public CustomUserDetailsService(
+			EmployeeRepository employeeRepository,
+			LoginAttemptService loginAttemptService) {
+		this.employeeRepository = employeeRepository;
+		this.loginAttemptService = loginAttemptService;
+	}
+ 
+	@Override
+	public UserDetails loadUserByUsername(String maillAddress) throws UsernameNotFoundException {
+ 
+		Employee employee = employeeRepository.findByMailAddressAndFlgRetirement(maillAddress.trim(), Const.RETIRE_NO)
+				.orElseThrow(() -> new UsernameNotFoundException("認証に失敗しました。"));
+		// ↑社員情報が見つからない場合は例外処理
+ 
+		// 取得したEmployeeをLoginUserに変換する
+		LoginUser loginUser = new LoginUser(
+				employee.getIdEmployee(),
+				employee.getNmEmployee(),
+				employee.getKnEmployee(),
+				employee.getMailAddress(),
+				employee.getFlgAdmin());
+ 
+		// Spring Security用の形式に変換
+		return new CustomUserDetails(loginUser, employee.getPassword(), loginAttemptService);
+	}
+ 
+}

book-rent/src/main/java/com/example/demo/service/EmployeeService.java

@@ -7,6 +7,7 @@ import java.util.Optional;
 import java.util.regex.Pattern;
 
 import org.springframework.dao.DataIntegrityViolationException;
+import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -17,16 +18,25 @@ import com.example.demo.entity.Employee;
 import com.example.demo.form.EmployeeForm;
 import com.example.demo.repository.EmployeeRepository;
 
+
+
+
 /** EMP-01：社員登録、EMP-02：社員編集 */
 @Service
 public class EmployeeService {
 	private static final Pattern MAIL = Pattern.compile("^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,}$");
 	private static final String MSG_DUP = "このメールアドレスは既に登録されています。";
 
+	// SecurityConfigに適用させるため
 	private final EmployeeRepository employeeRepository;
+	private final PasswordEncoder passwordEncoder;
 
-    public EmployeeService(EmployeeRepository employeeRepository) {
+	public EmployeeService(
+			EmployeeRepository employeeRepository,
+			PasswordEncoder passwordEncoder) {
 		this.employeeRepository = employeeRepository;
+		this.passwordEncoder = passwordEncoder;
+
 	}
 
 	// ---------- 検索 ----------
@@ -74,7 +84,8 @@ public class EmployeeService {
 		checkMail(f, f.getIdEmployee(), e);
 		checkFlag(f.getFlgAdmin(), "管理者フラグ", e);
 		checkFlag(f.getFlgRetirement(), "退職フラグ", e);
-        if (f.getPassword().length() > 256) e.add("パスワードは256文字以内で入力してください。");
+		if (f.getPassword().length() > 256)
+			e.add("パスワードは256文字以内で入力してください。");
 		return e;
 	}
 
@@ -82,30 +93,47 @@ public class EmployeeService {
 	public List<String> validateUpdateBySelf(EmployeeForm f) {
 		f.trim();
 		List<String> e = new ArrayList<>();
-        if (f.getPassword().isEmpty()) e.add("パスワードを入力してください。");
+		if (f.getPassword().isEmpty())
-        else if (f.getPassword().length() > 256) e.add("パスワードは256文字以内で入力してください。");
+			e.add("パスワードを入力してください。");
+		else if (f.getPassword().length() > 256)
+			e.add("パスワードは256文字以内で入力してください。");
 		return e;
 	}
 
 	private void checkBasic(EmployeeForm f, List<String> e) {
-        if (f.getNmEmployee().isEmpty()) e.add("社員名を入力してください。");
+		if (f.getNmEmployee().isEmpty())
-        else if (f.getNmEmployee().length() > 50) e.add("社員名は50文字以内で入力してください。");
+			e.add("社員名を入力してください。");
+		else if (f.getNmEmployee().length() > 50)
+			e.add("社員名は50文字以内で入力してください。");
 		// ※社員名よみの文字種（ひらがなのみ等）は設計で確定する。現状は文字数のみチェック
-        if (f.getKnEmployee().isEmpty()) e.add("社員名よみを入力してください。");
+		if (f.getKnEmployee().isEmpty())
-        else if (f.getKnEmployee().length() > 100) e.add("社員名よみは100文字以内で入力してください。");
+			e.add("社員名よみを入力してください。");
+		else if (f.getKnEmployee().length() > 100)
+			e.add("社員名よみは100文字以内で入力してください。");
 	}
 
 	private void checkMail(EmployeeForm f, Integer selfId, List<String> e) {
 		String m = f.getMailAddress();
-        if (m.isEmpty()) { e.add("メールアドレスを入力してください。"); return; }
+		if (m.isEmpty()) {
-        if (m.length() > 256) { e.add("メールアドレスは256文字以内で入力してください。"); return; }
+			e.add("メールアドレスを入力してください。");
-        if (!MAIL.matcher(m).matches()) { e.add("メールアドレスの形式が正しくありません。"); return; }
+			return;
+		}
+		if (m.length() > 256) {
+			e.add("メールアドレスは256文字以内で入力してください。");
+			return;
+		}
+		if (!MAIL.matcher(m).matches()) {
+			e.add("メールアドレスの形式が正しくありません。");
+			return;
+		}
 		Optional<Employee> dup = employeeRepository.findByMailAddress(m);
-        if (dup.isPresent() && !dup.get().getIdEmployee().equals(selfId)) e.add(MSG_DUP);
+		if (dup.isPresent() && !dup.get().getIdEmployee().equals(selfId))
+			e.add(MSG_DUP);
 	}
 
 	private static void checkFlag(String v, String label, List<String> e) {
-        if (!"0".equals(v) && !"1".equals(v)) e.add(label + "が正しくありません。");
+		if (!"0".equals(v) && !"1".equals(v))
+			e.add(label + "が正しくありません。");
 	}
 
 	// ---------- 登録・更新 ----------
@@ -117,7 +145,7 @@ public class EmployeeService {
 		e.setNmEmployee(f.getNmEmployee());
 		e.setKnEmployee(f.getKnEmployee());
 		e.setMailAddress(f.getMailAddress());
-        e.setPassword(Const.DEFAULT_PASSWORD);
+		e.setPassword(passwordEncoder.encode(Const.DEFAULT_PASSWORD));
 		e.setFlgAdmin(f.getFlgAdmin());
 		e.setFlgRetirement(Const.RETIRE_NO);
 		e.setIdUpdate(admin.getIdEmployee());
@@ -136,7 +164,9 @@ public class EmployeeService {
 		e.setNmEmployee(f.getNmEmployee());
 		e.setKnEmployee(f.getKnEmployee());
 		e.setMailAddress(f.getMailAddress());
-        if (!f.getPassword().isEmpty()) e.setPassword(f.getPassword());
+		if (!f.getPassword().isEmpty()) {
+			e.setPassword(passwordEncoder.encode(f.getPassword()));
+		}
 		e.setFlgAdmin(f.getFlgAdmin());
 		e.setFlgRetirement(f.getFlgRetirement());
 		e.setIdUpdate(admin.getIdEmployee());
@@ -153,12 +183,200 @@ public class EmployeeService {
 	public void updateBySelf(EmployeeForm f, LoginUser self) {
 		raise(validateUpdateBySelf(f));
 		Employee e = find(self.getIdEmployee());
-        e.setPassword(f.getPassword());
+		e.setPassword(passwordEncoder.encode(f.getPassword()));
 		e.setIdUpdate(self.getIdEmployee());
 		e.setDateUpdate(LocalDateTime.now());
 	}
 
 	private static void raise(List<String> errors) {
-        if (!errors.isEmpty()) throw new BusinessException(String.join(" ", errors));
+		if (!errors.isEmpty())
+			throw new BusinessException(String.join(" ", errors));
 	}
 }
+
+//package com.example.demo.service;
+//
+//import java.time.LocalDateTime;
+//import java.util.ArrayList;
+//import java.util.List;
+//import java.util.Optional;
+//import java.util.regex.Pattern;
+//
+//import org.springframework.dao.DataIntegrityViolationException;
+//import org.springframework.stereotype.Service;
+//import org.springframework.transaction.annotation.Transactional;
+//
+//import com.example.demo.common.BusinessException;
+//import com.example.demo.common.Const;
+//import com.example.demo.common.LoginUser;
+//import com.example.demo.entity.Employee;
+//import com.example.demo.form.EmployeeForm;
+//import com.example.demo.repository.EmployeeRepository;
+//
+///** EMP-01：社員登録、EMP-02：社員編集 */
+//@Service
+//public class EmployeeService {
+//	private static final Pattern MAIL = Pattern.compile("^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,}$");
+//	private static final String MSG_DUP = "このメールアドレスは既に登録されています。";
+//
+//	private final EmployeeRepository employeeRepository;
+//
+//	public EmployeeService(EmployeeRepository employeeRepository) {
+//		this.employeeRepository = employeeRepository;
+//	}
+//
+//	// ---------- 検索 ----------
+//
+//	@Transactional(readOnly = true)
+//	public Optional<Employee> findByMail(String mail) {
+//		return employeeRepository.findByMailAddress(mail == null ? "" : mail.trim());
+//	}
+//
+//	@Transactional(readOnly = true)
+//	public Employee find(Integer id) {
+//		return employeeRepository.findById(id)
+//				.orElseThrow(() -> new BusinessException("対象の社員が見つかりません。"));
+//	}
+//
+//	/** 編集画面の初期値（パスワードは空：管理者は変更時のみ入力） */
+//	public EmployeeForm toForm(Employee e) {
+//		EmployeeForm f = new EmployeeForm();
+//		f.setIdEmployee(e.getIdEmployee());
+//		f.setNmEmployee(e.getNmEmployee());
+//		f.setKnEmployee(e.getKnEmployee());
+//		f.setMailAddress(e.getMailAddress());
+//		f.setFlgAdmin(e.getFlgAdmin());
+//		f.setFlgRetirement(e.getFlgRetirement());
+//		return f;
+//	}
+//
+//	// ---------- 入力チェック ----------
+//
+//	/** 社員登録：社員名・よみ・メール・管理者フラグ。パスワードは初期値で登録する。 */
+//	public List<String> validateRegist(EmployeeForm f) {
+//		f.trim();
+//		List<String> e = new ArrayList<>();
+//		checkBasic(f, e);
+//		checkMail(f, null, e);
+//		checkFlag(f.getFlgAdmin(), "管理者フラグ", e);
+//		return e;
+//	}
+//
+//	/** 管理者による編集：全項目。パスワードは空なら変更しない。 */
+//	public List<String> validateUpdateByAdmin(EmployeeForm f) {
+//		f.trim();
+//		List<String> e = new ArrayList<>();
+//		checkBasic(f, e);
+//		checkMail(f, f.getIdEmployee(), e);
+//		checkFlag(f.getFlgAdmin(), "管理者フラグ", e);
+//		checkFlag(f.getFlgRetirement(), "退職フラグ", e);
+//		if (f.getPassword().length() > 256)
+//			e.add("パスワードは256文字以内で入力してください。");
+//		return e;
+//	}
+//
+//	/** 一般ユーザーによる編集：パスワードのみ（必須）。 */
+//	public List<String> validateUpdateBySelf(EmployeeForm f) {
+//		f.trim();
+//		List<String> e = new ArrayList<>();
+//		if (f.getPassword().isEmpty())
+//			e.add("パスワードを入力してください。");
+//		else if (f.getPassword().length() > 256)
+//			e.add("パスワードは256文字以内で入力してください。");
+//		return e;
+//	}
+//
+//	private void checkBasic(EmployeeForm f, List<String> e) {
+//		if (f.getNmEmployee().isEmpty())
+//			e.add("社員名を入力してください。");
+//		else if (f.getNmEmployee().length() > 50)
+//			e.add("社員名は50文字以内で入力してください。");
+//		// ※社員名よみの文字種（ひらがなのみ等）は設計で確定する。現状は文字数のみチェック
+//		if (f.getKnEmployee().isEmpty())
+//			e.add("社員名よみを入力してください。");
+//		else if (f.getKnEmployee().length() > 100)
+//			e.add("社員名よみは100文字以内で入力してください。");
+//		else if (!f.getKnEmployee().matches("^[\\u3040-\\u309F]+$"))
+//			e.add("社員名よみはひらがなで入力してください");
+//	}
+//
+//	private void checkMail(EmployeeForm f, Integer selfId, List<String> e) {
+//		String m = f.getMailAddress();
+//		if (m.isEmpty()) {
+//			e.add("メールアドレスを入力してください。");
+//			return;
+//		}
+//		if (m.length() > 256) {
+//			e.add("メールアドレスは256文字以内で入力してください。");
+//			return;
+//		}
+//		if (!MAIL.matcher(m).matches()) {
+//			e.add("メールアドレスの形式が正しくありません。");
+//			return;
+//		}
+//		Optional<Employee> dup = employeeRepository.findByMailAddress(m);
+//		if (dup.isPresent() && !dup.get().getIdEmployee().equals(selfId))
+//			e.add(MSG_DUP);
+//	}
+//
+//	private static void checkFlag(String v, String label, List<String> e) {
+//		if (!"0".equals(v) && !"1".equals(v))
+//			e.add(label + "が正しくありません。");
+//	}
+//
+//	// ---------- 登録・更新 ----------
+//
+//	@Transactional
+//	public Integer register(EmployeeForm f, LoginUser admin) {
+//		raise(validateRegist(f));
+//		Employee e = new Employee();
+//		e.setNmEmployee(f.getNmEmployee());
+//		e.setKnEmployee(f.getKnEmployee());
+//		e.setMailAddress(f.getMailAddress());
+//		e.setPassword(Const.DEFAULT_PASSWORD);
+//		e.setFlgAdmin(f.getFlgAdmin());
+//		e.setFlgRetirement(Const.RETIRE_NO);
+//		e.setIdUpdate(admin.getIdEmployee());
+//		e.setDateUpdate(LocalDateTime.now());
+//		try {
+//			return employeeRepository.saveAndFlush(e).getIdEmployee();
+//		} catch (DataIntegrityViolationException ex) {
+//			throw new BusinessException(MSG_DUP); // 同時登録によるUNIQUE制約違反
+//		}
+//	}
+//
+//	@Transactional
+//	public void updateByAdmin(EmployeeForm f, LoginUser admin) {
+//		raise(validateUpdateByAdmin(f));
+//		Employee e = find(f.getIdEmployee());
+//		e.setNmEmployee(f.getNmEmployee());
+//		e.setKnEmployee(f.getKnEmployee());
+//		e.setMailAddress(f.getMailAddress());
+//		if (!f.getPassword().isEmpty())
+//			e.setPassword(f.getPassword());
+//		e.setFlgAdmin(f.getFlgAdmin());
+//		e.setFlgRetirement(f.getFlgRetirement());
+//		e.setIdUpdate(admin.getIdEmployee());
+//		e.setDateUpdate(LocalDateTime.now());
+//		try {
+//			employeeRepository.saveAndFlush(e);
+//		} catch (DataIntegrityViolationException ex) {
+//			throw new BusinessException(MSG_DUP);
+//		}
+//	}
+//
+//	/** 一般ユーザー：自分自身（セッションの社員ID）のパスワードのみ更新する。 */
+//	@Transactional
+//	public void updateBySelf(EmployeeForm f, LoginUser self) {
+//		raise(validateUpdateBySelf(f));
+//		Employee e = find(self.getIdEmployee());
+//		e.setPassword(f.getPassword());
+//		e.setIdUpdate(self.getIdEmployee());
+//		e.setDateUpdate(LocalDateTime.now());
+//	}
+//
+//	private static void raise(List<String> errors) {
+//		if (!errors.isEmpty())
+//			throw new BusinessException(String.join(" ", errors));
+//	}
+//}

book-rent/src/main/java/com/example/demo/service/LoginAttemptService.java

@@ -0,0 +1,101 @@
+package com.example.demo.service;
+ 
+import java.time.LocalDateTime;
+import java.util.Locale;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+
+import org.springframework.stereotype.Service;
+ 
+// 失敗回数とロック時間を管理
+@Service
+public class LoginAttemptService {
+ 
+	// 最大失敗回数
+	private static final int MAX_ATTEMPTS = 5;
+	// ロック時間
+	private static final int LOCK_MINUTES = 10;
+ 
+	// 失敗回数を保存
+	private final ConcurrentMap<String, AttemptState> attempts = new ConcurrentHashMap<>();
+ 
+	public static class AttemptState {
+		// 何回失敗したか
+		private final int failedAttempts;
+		// いつロックを解除するか
+		private final LocalDateTime lockedUntil;
+ 
+		private AttemptState(int failedAttempts, LocalDateTime lockedUntil) {
+			this.failedAttempts = failedAttempts;
+			this.lockedUntil = lockedUntil;
+		}
+	}
+ 
+	private String normalize(String mailAddress) {
+		return mailAddress.trim().toLowerCase(Locale.ROOT);
+	}
+ 
+	// ログイン失敗時
+	public void loginFailed(String mailAddress) {
+		String mail = normalize(mailAddress);
+		LocalDateTime now = LocalDateTime.now();
+		AttemptState current = attempts.get(mail);
+ 
+		// ロック中なら何もしない
+		if (current != null && current.lockedUntil != null
+&& now.isBefore(current.lockedUntil)) {
+			return;
+		}
+ 
+		// 失敗回数を数える
+		int count = (current == null || current.lockedUntil != null)
+				? 1
+				: current.failedAttempts + 1;
+ 
+		// 5回失敗したら10分間ロック
+		LocalDateTime lockTime = count >= MAX_ATTEMPTS
+				? now.plusMinutes(LOCK_MINUTES)
+				: null;
+ 
+		// 失敗回数とロック時間を保存
+		attempts.put(mail, new AttemptState(count, lockTime));
+	}
+ 
+	// 現在ロック中かどうか判定
+	public boolean isBlocked(String mailAddress) {
+		String mail = normalize(mailAddress);
+		AttemptState current = attempts.get(mail);
+ 
+		if (current == null) {
+			return false;
+		}
+		if (current.lockedUntil == null) {
+			return false;
+		}
+ 
+		// 10分経過したらロックを解除
+		if (!LocalDateTime.now().isBefore(current.lockedUntil)) {
+			attempts.remove(mail);
+			return false;
+		}
+ 
+		return true;
+ 
+	}
+ 
+	// ログイン成功時に、過去の失敗回数をきれいにリセットする
+	public void loginSucceeded(String mailAddress) {
+		attempts.remove(normalize(mailAddress));
+	}
+ 
+	public int getFailedAttempts(String mailAddress) {
+		AttemptState state = attempts.get(normalize(mailAddress));
+		return state == null ? 0 : state.failedAttempts;
+	}
+ 
+	public int getRemainingAttempts(String mailAddress) {
+		int failed = getFailedAttempts(mailAddress);
+		return Math.max(0, MAX_ATTEMPTS - failed);
+	}
+ 
+}

book-rent/src/main/resources/static/css/style.css

@@ -1,100 +1,119 @@
-/* ----------------------------------------------------
-   Login Layout & Animation Styles (Updated)
----------------------------------------------------- */
 body {
-    font-family: "Meiryo", "Hiragino Sans", sans-serif;
+	font-family:
+		"Meiryo", "Hiragino Sans", sans-serif;
 	margin: 0;
 	color: #222;
-    background: #f6f7f9;
+	background: #f6f7f9
 }
+
 header.top {
 	display: flex;
 	justify-content: space-between;
 	align-items: center;
 	background: #176a78;
 	color: #fff;
-    padding: 10px 20px;
+	padding: 10px 20px
-}
-header.top form { display: inline; margin: 0; }
-header.top .user { margin-right: 12px; }
-main { max-width: 960px; margin: 24px auto; padding: 0 16px; }
-h1 { font-size: 20px; }
-.card { background: #fff; border: 1px solid #dde; border-radius: 6px; padding: 20px; margin-bottom: 16px; }
-label { display: block; margin: 10px 0 4px; font-weight: bold; }
-input[type=text], input[type=password], input[type=email] { width: 100%; max-width: 360px; padding: 6px; box-sizing: border-box; }
-button, .btn { display: inline-block; background: #176a78; color: #fff; border: 0; border-radius: 4px; padding: 7px 16px; cursor: pointer; text-decoration: none; font-size: 14px; }
-button.sub, .btn.sub { background: #6b7b80; }
-.error { background: #fdecea; color: #b3261e; border: 1px solid #f5c2be; padding: 8px 12px; border-radius: 4px; margin-bottom: 12px; }
-.info { background: #e8f4ea; color: #1b5e20; border: 1px solid #bfdcc3; padding: 8px 12px; border-radius: 4px; margin-bottom: 12px; }
-table { border-collapse: collapse; width: 100%; background: #fff; }
-th, td { border: 1px solid #dde; padding: 6px 8px; text-align: left; font-size: 14px; }
-th { background: #eaf4f6; }
-.menu a { display: block; margin: 8px 0; }
-
-/* Flexbox Layout: ဘယ်ဘက် Icon နှင့် ညာဘက် Login အချက်အလက်များ ဘေးချင်းယှဉ်ရန် */
-.login-container-flex {
-    display: flex;
-    align-items: flex-start;
-    gap: 35px; /* Icon နှင့် Form ကြား အကွာအဝေး */
 }
 
-/* ဘယ်ဘက်ခြမ်း Icon Box Styling */
+header.top form {
-.avatar-box {
+	display: inline;
-    flex-shrink: 0;
+	margin: 0
-    width: 90px;
+}
-    height: 90px;
+
-    background: #eaf4f6;
+header.top .user {
-    border-radius: 50%;
+	margin-right: 12px
-    display: flex;
+}
-    align-items: center;
+
-    justify-content: center;
+main {
-    transition: all 0.4s ease;
+	max-width: 960px;
+	margin: 24px auto;
+	padding: 0 16px
+}
+
+h1 {
+	font-size: 20px
+}
+
+.card {
+	background: #fff;
+	border: 1px solid #dde;
+	border-radius: 6px;
+	padding: 20px;
+	margin-bottom: 16px
+}
+
+label {
+	display: block;
+	margin: 10px 0 4px;
+	font-weight: bold
+}
+
+input[type=text],
+input[type=password],
+input[type=email] {
+	width: 100%;
+	max-width: 360px;
+	padding: 6px;
+	box-sizing: border-box
+}
+
+button,
+.btn {
+	display: inline-block;
+	background: #176a78;
+	color: #fff;
+	border: 0;
+	border-radius: 4px;
+	padding: 7px 16px;
 	cursor: pointer;
-    margin-top: 5px;
+	text-decoration: none;
+	font-size: 14px
 }
 
-.avatar-box:hover {
+button.sub,
-    transform: scale(1.08);
+.btn.sub {
-    background: #d5edf1;
+	background: #6b7b80
 }
 
-/* ညာဘက်ခြမ်း Form Area ကို အပြည့်အသုံးပြုရန် */
+.error {
-.form-content-area {
+	background: #fdecea;
-    flex-grow: 1;
+	color: #b3261e;
+	border: 1px solid #f5c2be;
+	padding: 8px 12px;
+	border-radius: 4px;
+	margin-bottom: 12px
 }
 
-/* 1. FALSE / ERROR State (တုန်ခါမည်) */
+.info {
-.card.shake {
+	background: #e8f4ea;
-    animation: shake 0.4s ease-in-out;
+	color: #1b5e20;
+	border: 1px solid #bfdcc3;
+	padding: 8px 12px;
+	border-radius: 4px;
+	margin-bottom: 12px
 }
 
-.avatar-box.error-state {
+table {
-    background: #fdecea !important;
+	border-collapse: collapse;
-    animation: pulseError 0.4s ease-in-out;
+	width: 100%;
+	background: #fff
 }
 
-@keyframes shake {
+th,
-    0%, 100% { transform: translateX(0); }
+td {
-    20%, 60% { transform: translateX(-8px); }
+	border: 1px solid #dde;
-    40%, 80% { transform: translateX(8px); }
+	padding: 6px 8px;
+	text-align: left;
+	font-size: 14px
 }
 
-@keyframes pulseError {
+th {
-    0% { transform: scale(1); }
+	background: #eaf4f6
-    50% { transform: scale(1.15); }
-    100% { transform: scale(1); }
 }
 
-/* 2. TRUE / SUCCESS State (အောင်မြင်မှု Animation) */
+.menu a {
-.avatar-box.success-state {
+	display: block;
-    background: #e8f4ea !important;
+	margin: 8px 0
-    animation: successFly 0.6s ease-in-out forwards;
-}
-
-@keyframes successFly {
-    0% { transform: scale(1); }
-    40% { transform: scale(1.2) translateY(-8px); }
-    100% { transform: scale(0.9) translateY(-20px); opacity: 0.8; }
 }
 
 /* Responsive (ဖုန်းစခရင်သေးများတွင် အောက်သို့ ဆင်းသွားစေရန်) */
@@ -104,10 +123,31 @@ th { background: #eaf4f6; }
 		align-items: center;
 		text-align: center;
 	}
+
 	.form-content-area {
 		width: 100%;
 	}
-    input[type=text], input[type=password], input[type=email] {
+
+	input[type=text],
+	input[type=password],
+	input[type=email] {
 		max-width: 100% !important;
 	}
 }
+
+/* ページネーション */
+.page-number {
+	display: inline-block;
+	background: #eaf4f6;
+	color: #176a78;
+	border: 1px solid #d4e3e6;
+	border-radius: 4px;
+	padding: 7px 12px;
+	margin: 2px;
+	text-decoration: none;
+	font-size: 14px;
+}
+
+.page-number:hover {
+	background: #d5edf1;
+}

book-rent/src/main/resources/templates/bookInput.html

@@ -1,10 +1,12 @@
 <!DOCTYPE html>
 <html xmlns:th="http://www.thymeleaf.org">
+
 <head>
 	<meta charset="UTF-8">
 	<title>書籍情報入力</title>
 	<link rel="stylesheet" th:href="@{/css/style.css}">
 </head>
+
 <body>
 	<div th:replace="~{fragments/header :: header}"></div>
 	<main>
@@ -21,14 +23,17 @@
 				<input type="text" id="nmBook" name="nmBook" th:value="${form.nmBook}" maxlength="50">
 				<label for="knBook">書籍名よみ（100文字以内）</label>
 				<input type="text" id="knBook" name="knBook" th:value="${form.knBook}" maxlength="100">
+<!--				<span th:errors="${form.knBook}"></span>-->
 				<label for="publisher">出版社（50文字以内）</label>
 				<input type="text" id="publisher" name="publisher" th:value="${form.publisher}" maxlength="50">
 				<label for="note">特記事項</label>
 				<input type="text" id="note" name="note" th:value="${form.note}">
 				<p><button type="submit" th:text="${title} + '確認'">確認</button>
-         <a class="btn sub" th:href="@{/books}">書籍一覧に戻る</a></p>
+					<a class="btn sub" th:href="@{/books}">書籍一覧に戻る</a>
+				</p>
 			</form>
 		</div>
 	</main>
 </body>
+
 </html>

book-rent/src/main/resources/templates/bookList.html

@@ -29,8 +29,8 @@
  
 		<div class="card">
 			<h2>検索結果</h2>
-			<p th:if="${#lists.isEmpty(books)}">該当する書籍はありません。</p>
+			<p th:if="${bookPage.isEmpty()}">該当する書籍はありません。</p>
-			<table th:unless="${#lists.isEmpty(books)}">
+			<table th:unless="${bookPage.isEmpty()}">
 				<thead>
 					<tr>
 						<th>蔵書ID</th>
@@ -60,8 +60,21 @@
 					</tr>
 				</tbody>
 			</table>
+			<a class="page-number"
+			   th:if="${bookPage.hasPrevious()}"
+			   th:href="@{/books(page=${bookPage.number-1}, nmBook=${nmBook}, publisher=${publisher}, note=${note})}">前へ</a>
+			<span th:each="pageNum : ${pageNumbers}">
+			    <a class="page-number"
+				   th:href="@{/books(page=${pageNum}, nmBook=${nmBook}, publisher=${publisher}, note=${note})}"
+			       th:text="${pageNum + 1}"></a>
+			</span>
+			<a class="page-number"
+			   th:if="${bookPage.hasNext()}"
+			   th:href="@{/books(page=${bookPage.number+1}, nmBook=${nmBook}, publisher=${publisher}, note=${note})}">次へ</a>
+			
 		</div>
 	</main>
+	
 </body>
  
 </html>

book-rent/src/main/resources/templates/employeeRegistInput.html

@@ -37,6 +37,7 @@
 				<div>
 					<label for="knEmployee">社員名よみ</label>
 					<input type="text" id="knEmployee" th:field="*{knEmployee}">
+					<span th:errors="*{knEmployee}"></span>
 				</div>
 
 				<!-- メールアドレス -->

book-rent/src/main/resources/templates/login.html

@@ -1,117 +1,123 @@
 <!DOCTYPE html>
 <html xmlns:th="http://www.thymeleaf.org">
+ 
 <head>
 	<meta charset="UTF-8">
 	<title>ログイン</title>
-  
-  <!-- Lordicon Script -->
-  <script src="https://cdn.lordicon.com/lordicon.js"></script>
-  
 	<link rel="stylesheet" th:href="@{/css/style.css}">
 </head>
+ 
 <body>
 	<main>
 		<h1>書籍貸出管理システム</h1>
-  <div class="card" id="loginCard">
+		<div class="card">
-    
-    <!-- Main Flex Container: ဘယ်ဘက် Icon နှင့် ညာဘက် Form Area ကို ဘေးချင်းယှဉ်ရန် -->
-    <div class="login-container-flex">
-      
-      <!-- ဘယ်ဘက်ခြမ်းရှိ Lordicon Avatar Box -->
-      <div class="avatar-box" id="avatarBox">
-        <lord-icon
-          id="lordIcon"
-          src="https://cdn.lordicon.com/dxjqoygy.json"
-          trigger="hover"
-          colors="primary:#176a78,secondary:#08a88a"
-          style="width:90px;height:90px">
-        </lord-icon>
-      </div>
-
-      <!-- ညာဘက်ခြမ်းရှိ Login Content (ခေါင်းစဉ်နှင့် Form အားလုံး ပါဝင်သည်) -->
-      <div class="form-content-area">
 			<h2>ログイン</h2>
-        
-        <!-- Error Message -->
 			<div class="error" th:if="${errorMessage}" th:text="${errorMessage}"></div>
-        
+			<form th:action="@{/login}" method="post">
-        <form th:action="@{/login}" method="post" id="loginForm">
 				<label for="mailAddress">メールアドレス</label>
-          <input type="text" id="mailAddress" name="mailAddress" th:value="${mailAddress}" autocomplete="username">
+				<input type="text" id="mailAddress" name="mailAddress" th:value="${mailAddress}"
-          
+					autocomplete="username">
 				<label for="password">パスワード</label>
 				<input type="password" id="password" name="password" autocomplete="current-password">
-          
 				<p><button type="submit">ログイン</button></p>
 			</form>
 		</div>
-
-    </div>
-
-  </div>
 	</main>
-
-<script>
-  const loginCard = document.getElementById('loginCard');
-  const lordIcon = document.getElementById('lordIcon');
-  const avatarBox = document.getElementById('avatarBox');
-  const errorDiv = document.querySelector('.error');
-  const loginForm = document.getElementById('loginForm');
-
-  // 1. Icon နှိပ်လျှင် Animation လှုပ်ရှားရန်
-  if (lordIcon) {
-      lordIcon.addEventListener('click', () => {
-          lordIcon.setAttribute('trigger', 'morph');
-          setTimeout(() => {
-              lordIcon.setAttribute('trigger', 'hover');
-          }, 1000);
-      });
-  }
-
-  // 2. Login မှားယွင်းသောအခါ (False / Error) -> Card Shake Animation & Icon Color Change
-  if (errorDiv) {
-      loginCard.classList.add('shake');
-      if (avatarBox) {
-          avatarBox.classList.add('error-state');
-      }
-      if (lordIcon) {
-          lordIcon.setAttribute('colors', 'primary:#b3261e,secondary:#f5c2be');
-      }
-  }
-
-  // 3. Login နှိပ်လိုက်ချိန် (True / Success Animation State)
-  if (loginForm) {
-      loginForm.addEventListener('submit', function(e) {
-          if (avatarBox && lordIcon) {
-              avatarBox.classList.add('success-state');
-              lordIcon.setAttribute('colors', 'primary:#1b5e20,secondary:#81c784');
-          }
-      });
-  }
-</script>
 </body>
+ 
 </html>
+ 
 <!--<!DOCTYPE html>-->
 <!--<html xmlns:th="http://www.thymeleaf.org">-->
-<!--<head>>-->
+ 
+<!--<head>-->
 <!--    <meta charset="UTF-8">-->
+<!--    <meta name="viewport" content="width=device-width, initial-scale=1.0">-->
+ 
+<!--     外部スクリプトの読み込み -->
+<!--    <script th:src="@{/js/common.js}"></script>-->
+ 
+<!--     CSSの読み込み -->
+<!--    <link rel="stylesheet" th:href="@{/css/all.css}" type="text/css">-->
+<!--    <link rel="stylesheet" th:href="@{/css/style.css}" type="text/css">-->
+ 
 <!--    <title>ログイン</title>-->
-<!--  <link rel="stylesheet" th:href="@{/css/style.css}">-->
 <!--</head>-->
+ 
 <!--<body>-->
-<!--<main>-->
+ 
-<!--  <h1>書籍貸出管理システム</h1>-->
+<!--    <div class="loginContainer">-->
-<!--  <div class="card">-->
+ 
-<!--    <h2>ログイン</h2>-->
+<!--        <h1>ログイン</h1>-->
-<!--    <div class="error" th:if="${errorMessage}" th:text="${errorMessage}"></div>-->
+ 
-<!--    <form th:action="@{/login}" method="post">-->
+<!--        <form th:action="@{/doLogin}"-->
-<!--      <label for="mailAddress">メールアドレス</label>-->
+<!--              method="post"-->
-<!--      <input type="text" id="mailAddress" name="mailAddress" th:value="${mailAddress}" autocomplete="username">-->
+<!--              th:object="${loginInfoForm}">-->
-<!--      <label for="password">パスワード</label>-->
+ 
-<!--      <input type="password" id="password" name="password" autocomplete="current-password">-->
+<!--             エラーメッセージ -->
-<!--      <p><button type="submit">ログイン</button></p>-->
+<!--            <div class="msgBox error"-->
-<!--    </form>-->
+<!--                 th:if="${messageError != null}">-->
+<!--                <span class="error"-->
+<!--                      th:text="${messageError.message}"></span>-->
 <!--            </div>-->
-<!--</main>-->
+ 
+<!--            <table>-->
+<!--                 メールアドレス -->
+<!--                <tr>-->
+<!--                    <th class="header">メールアドレス</th>-->
+<!--                    <td>-->
+<!--                        <input-->
+<!--                            id="mailAddress"-->
+<!--                            type="text"-->
+<!--                            th:field="*{mailAddress}"-->
+<!--                            placeholder="メールアドレス"-->
+<!--                            required-->
+<!--                        />-->
+<!--                    </td>-->
+<!--                </tr>-->
+ 
+<!--                 パスワード -->
+<!--                <tr>-->
+<!--                    <th class="header">パスワード</th>-->
+<!--                    <td>-->
+<!--                        <input-->
+<!--                            id="password"-->
+<!--                            type="password"-->
+<!--                            th:field="*{password}"-->
+<!--                            placeholder="パスワード"-->
+<!--                            required-->
+<!--                        />-->
+<!--                    </td>-->
+<!--                </tr>-->
+ 
+<!--                 ボタン -->
+<!--                <tr>-->
+<!--                    <td class="btnArea" colspan="2">-->
+<!--                        <input-->
+<!--                            type="submit"-->
+<!--                            value="ログイン"-->
+<!--                        />-->
+ 
+<!--                        <button-->
+<!--                            type="button"-->
+<!--                            onclick="clearInput()">-->
+<!--                            リセット-->
+<!--                        </button>-->
+<!--                    </td>-->
+<!--                </tr>-->
+<!--            </table>-->
+ 
+<!--        </form>-->
+ 
+<!--    </div>-->
+ 
+<!--     入力内容のリセット -->
+<!--    <script>-->
+<!--        function clearInput() {-->
+<!--            document.getElementById('mailAddress').value = '';-->
+<!--            document.getElementById('password').value = '';-->
+<!--        }-->
+<!--    </script>-->
+ 
 <!--</body>-->
 <!--</html>-->