jpablog : paging (pageable)

jpablog/src/main/java/com/example/jpablog/config/SecurityConfig.java

@@ -37,7 +37,7 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
         http
             .csrf().disable() // csrf 토큰 비활성화
             .authorizeRequests() // 요청에 대한 인증
-                .antMatchers("/", "/auth/**", "/js/**", "/css/**", "/images/**").permitAll() // 해당 주소로 들어오면 모두 허가
+                .antMatchers("/", "/auth/**", "/js/**", "/css/**", "/images/**", "/dummy/**").permitAll() // 해당 주소로 들어오면 모두 허가
                 .anyRequest().authenticated() // 나머지 요청은 모두 인증을 거쳐야 함
             .and()
                 .formLogin().loginPage("/auth/loginForm") // 로그인 폼 지정

jpablog/src/main/java/com/example/jpablog/controller/BoardController.java

@@ -2,6 +2,9 @@ package com.example.jpablog.controller;
 
 import com.example.jpablog.service.BoardService;
 import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+import org.springframework.data.web.PageableDefault;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -14,8 +17,9 @@ public class BoardController {
 
     // 파라미터로 시큐리티 세션 접근 : @AuthenticationPrincipal PrincipalDetail principal
     @GetMapping("/")
-    public String index(Model model) {
-        model.addAttribute("boards", boardService.글목록());
+    public String index(Model model,
+                        @PageableDefault(size = 3, sort = "id", direction = Sort.Direction.DESC) Pageable pageable) {
+        model.addAttribute("boards", boardService.글목록(pageable));
         return "index";
     }
 

jpablog/src/main/java/com/example/jpablog/service/BoardService.java

@@ -5,6 +5,8 @@ import com.example.jpablog.model.Board;
 import com.example.jpablog.model.User;
 import com.example.jpablog.repository.BoardRepository;
 import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -26,7 +28,7 @@ public class BoardService {
         boardRepository.save(board);
     }
 
-    public List<Board> 글목록() {
-        return boardRepository.findAll();
+    public Page<Board> 글목록(Pageable pageable) {
+        return boardRepository.findAll(pageable);
     }
 }

jpablog/src/main/webapp/WEB-INF/views/index.jsp

@@ -4,13 +4,39 @@
 
 <div class="container">
     <div class="card m-2">
-        <c:forEach var="board" items="${boards}">
+        <c:forEach var="board" items="${boards.content}">
             <div class="card-body">
                 <h4 class="card-title">${board.title}</h4>
                 <a href="/api/board/${board.id}" class="btn btn-primary">상세보기</a>
             </div>
         </c:forEach>
     </div>
+
+    <ul class="pagination justify-content-center">
+        <c:choose>
+            <c:when test="${boards.first}">
+                <li class="page-item disabled"><a class="page-link" href="?page=${boards.number -1}">Previous</a></li>
+            </c:when>
+            <c:otherwise>
+                <li class="page-item"><a class="page-link" href="?page=${boards.number -1}">Previous</a></li>
+            </c:otherwise>
+        </c:choose>
+        <c:choose>
+            <c:when test="${boards.last}">
+                <li class="page-item disabled"><a class="page-link" href="?page=${boards.number + 1}">Next</a></li>
+            </c:when>
+            <c:otherwise>
+                <li class="page-item"><a class="page-link" href="?page=${boards.number + 1}">Next</a></li>
+            </c:otherwise>
+        </c:choose>
+
+        <%--<li class="page-item"><a class="page-link" href="#">1</a></li>
+        <li class="page-item"><a class="page-link" href="#">2</a></li>
+        <li class="page-item"><a class="page-link" href="#">3</a></li>--%>
+
+    </ul>
 </div>
 
+
+
 <%@include file="layout/footer.jsp"%>