update

src/main/java/com/example/vue/domain/article/ArticleController.java

@@ -3,7 +3,6 @@ package com.example.vue.domain.article;
 import com.example.vue.domain.user.User;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Page;
-import org.springframework.data.domain.PageRequest;
 import org.springframework.data.domain.Pageable;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
@@ -11,7 +10,6 @@ import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
 
 import javax.validation.Valid;
-import java.util.List;
 
 @RestController
 @RequestMapping(value = "/articles")

src/main/java/com/example/vue/domain/article/ArticleRepository.java

@@ -33,11 +33,12 @@ public class ArticleRepository {
             .getResultList();
     }
 
-    public Integer findTotal() {
+    public int findTotal() {
         return em.createNamedQuery("findAll", Article.class)
             .setFirstResult(0)
             .setMaxResults(999999999)
-            .getResultList().size();
+            .getResultList()
+            .size();
     }
 
     public Optional<Article> findById(Long id) {