第三次提交

src/main/java/com/example/demo3/config/Swagger2Config.java

@@ -61,6 +61,8 @@ public class Swagger2Config extends WebMvcConfigurationSupport {
                 .addResourceLocations("classpath:/META-INF/resources/");
         registry.addResourceHandler("/webjars/**")
                 .addResourceLocations("classpath:/META-INF/resources/webjars/");
+
+        registry.addResourceHandler("/static/**").addResourceLocations("classpath:/static/");
     }
 
 }

src/main/java/com/example/demo3/controller/Controller.java

@@ -50,8 +50,8 @@ public class Controller {
 
     @GetMapping("/findAll")
     @ApiOperation(value = "查看主页面")
-    public List<PostVO> findAll(){
-        return postService.findAll();
+    public PagePojo findAll(Integer page,Integer pageSize){
+        return postService.findAll(page,pageSize);
     };
 
     @GetMapping("/findPost")

src/main/java/com/example/demo3/dao/PostDao.java

@@ -2,13 +2,14 @@ package com.example.demo3.dao;
 
 import com.example.demo3.pojo.Post;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
 
 import java.util.List;
 
 /**
  * @author tykj
  */
-public interface PostDao extends JpaRepository<Post, Integer> {
+public interface PostDao extends JpaRepository<Post, Integer>, JpaSpecificationExecutor<Post> {
 
 
     /**
@@ -18,4 +19,5 @@ public interface PostDao extends JpaRepository<Post, Integer> {
      */
         List<Post> findByConsumerId(Integer integer);
 
+
 }

src/main/java/com/example/demo3/pojo/PagePojo.java

+package com.example.demo3.pojo;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+/**
+ * @author tykj
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class PagePojo {
+
+    /**
+     *数量
+     */
+    private Long total;
+    /**
+     *页码
+      */
+    private Integer page;
+    /**
+     *请求数量
+     */
+    private Integer pageSize;
+
+    /**
+     *数据
+     */
+    private List<PostVO> postVOList;
+
+}

src/main/java/com/example/demo3/service/PostService.java

 package com.example.demo3.service;
 
+import com.example.demo3.pojo.PagePojo;
 import com.example.demo3.pojo.Post;
 import com.example.demo3.pojo.PostVO;
 
@@ -19,10 +20,12 @@ public interface PostService {
     Post saveOnePost(PostVO postVO);
 
     /**
-     * 查看所有帖子
-     * @return List
+     * 输入分页信息
+     * @param page
+     * @param pageSize
+     * @return
      */
-    List<PostVO> findAll();
+    PagePojo findAll(Integer page, Integer pageSize);
 
     /**
      * 根据帖子id查看详情

src/main/java/com/example/demo3/service/impl/PostServiceImpl.java

@@ -9,6 +9,8 @@ import com.example.demo3.service.PostService;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
 import org.springframework.stereotype.Service;
 
 import java.util.ArrayList;
@@ -47,10 +49,10 @@ public class PostServiceImpl implements PostService {
     }
 
     @Override
-    public List<PostVO> findAll() {
-        List<Post> postList = postDao.findAll();
+    public PagePojo findAll(Integer page,Integer pageSize) {
+        Page<Post> all = postDao.findAll(PageRequest.of(page, pageSize));
         List<PostVO> postVOList = new ArrayList<>();
-        for (Post post : postList) {
+        for (Post post : all.getContent()) {
             Integer consumerId = post.getConsumerId();
             Optional<Consumer> byId = consumerDao.findById(consumerId);
             Consumer consumer = null;
@@ -65,7 +67,13 @@ public class PostServiceImpl implements PostService {
             BeanUtils.copyProperties(post,postVO);
             postVOList.add(postVO);
         }
-        return postVOList;
+
+        PagePojo pagePojo = new PagePojo();
+        pagePojo.setPage(page);
+        pagePojo.setTotal(all.getTotalElements());
+        pagePojo.setPageSize(pageSize);
+        pagePojo.setPostVOList(postVOList);
+        return pagePojo;
     }
 
     @Override

src/main/resources/application.properties

@@ -9,5 +9,5 @@ spring.jpa.hibernate.ddl-auto=update
 
 spring.jpa.show-sql=true
 spring.jpa.properties.hibernate.format_sql=true
-
-
+spring.mvc.static-path-pattern=/*
+spring.mvc.throw-exception-if-no-handler-found=true