空值修复

community-service/src/main/java/com/tanpu/community/service/RecommendService.java

@@ -70,10 +70,10 @@ public class RecommendService {
                 || returnedIdsMap.get(userId) == null ?
                 new HashSet<>() : returnedIdsMap.get(userId);
         viewedThemeIds.addAll(visitSummaryService.queryUseVisited(userId));
-        List<String> result = new ArrayList<>();
-        getResultList(hotThemeIds, 0, newThemeIds, 0, recThemeIds, 0, viewedThemeIds, result, pageSize, userId);
+        // List<String> result = new ArrayList<>();
+        // getResultList(hotThemeIds, 0, newThemeIds, 0, recThemeIds, 0, viewedThemeIds, result, pageSize, userId);
 
-        // List<String> result = mergeList(hotThemeIds, newThemeIds, recThemeIds,viewedThemeIds);
+        List<String> result = mergeList(hotThemeIds, newThemeIds, recThemeIds,viewedThemeIds);
         result = result.stream().limit(pageSize).collect(Collectors.toList());
 
         //记录已返回主题id