Collection items paging processing

src/main/java/com/example/afrishop_v3/controllers/UserController.java

@@ -15,9 +15,12 @@ import org.apache.commons.lang3.StringUtils;
 import org.apache.http.Consts;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.web.bind.annotation.*;
 
+import java.awt.print.Pageable;
 import java.net.URLDecoder;
 import java.util.Date;
 import java.util.List;
@@ -280,11 +283,12 @@ public class UserController extends Controller {
 
 
     @GetMapping("/queryCollectionByUserId")
-    public Result queryCollectionByUserId() {
+    public Result queryCollectionByUserId(@RequestParam(value = "pageSize",defaultValue = "0") Integer pageSize,
+                                          @RequestParam(value = "pageNum",defaultValue = "12") Integer pageNum) {
 
-        List<TbCfItemCollection> list = itemCollectionRepository.findAllByUserId(user.userId());
+        Page<TbCfItemCollection> allByUserId = itemCollectionRepository.findAllByUserId(user.userId(), PageRequest.of(pageSize, pageNum));
 
-        return new Result<>(list);
+        return new Result<>(allByUserId);
     }
 
     @PutMapping("/itemCollection/{itemId}")

src/main/java/com/example/afrishop_v3/repository/TbCfItemCollectionRepository.java

 package com.example.afrishop_v3.repository;
 
 import com.example.afrishop_v3.models.TbCfItemCollection;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 import org.springframework.data.repository.PagingAndSortingRepository;
 import org.springframework.transaction.annotation.Transactional;
 
+
 import java.util.Collection;
 import java.util.List;
 
 public interface TbCfItemCollectionRepository extends PagingAndSortingRepository<TbCfItemCollection,String> {
     boolean existsByUserIdAndItemItemId(String userId, String itemId);
-    List<TbCfItemCollection> findAllByUserId(String userId);
+    Page<TbCfItemCollection> findAllByUserId(String userId, Pageable pageable);
 
 
     @Transactional