关注话题npe

community-service/src/main/java/com/tanpu/community/manager/TopicManager.java

@@ -100,9 +100,11 @@ public class TopicManager {
         Map<String, TopicRankQo> topicMap = rankService.getRankTopicList(null).stream().collect(Collectors.toMap(TopicRankQo::getTopicId, o -> o, (a, b) -> a));
 
         topicFollowQos.stream().forEach(o -> {
+            if (topicMap.containsKey(o.getTopicId())) {
                 TopicRankQo topicRankQo = topicMap.get(o.getTopicId());
                 BeanUtils.copyProperties(topicRankQo, o);
                 o.setHasPermission(true);
+            }
         });
 
 
@@ -184,7 +186,7 @@ public class TopicManager {
     public DiscussionAeraQo getForum(TopicDiscussionReq req) {
         TopicEntity topicEntity = topicService.queryRelateTopic(req);
         // 没有关联话题,或者已下线
-        if (topicEntity==null) return null;
+        if (topicEntity == null) return null;
 
         DiscussionAeraQo result = new DiscussionAeraQo();
 
@@ -192,9 +194,9 @@ public class TopicManager {
 
         List<TopicRankQo> collect = rankTopicList.stream().filter(o -> o.getTopicId().equals(topicEntity.getTopicId())).collect(Collectors.toList());
 
-        BeanUtils.copyProperties(collect.get(0),result);
+        BeanUtils.copyProperties(collect.get(0), result);
 
-        if (result.getDisscussCount()!=null && result.getDisscussCount()>99){
+        if (result.getDisscussCount() != null && result.getDisscussCount() > 99) {
             result.setFormatDisscussCount("99+");
         }
 
@@ -204,9 +206,9 @@ public class TopicManager {
         List<String> authorIds = new ArrayList<>(themeEntities.stream().map(ThemeEntity::getAuthorId).collect(Collectors.toSet()));
         List<UserInfoResp> queryUsersListNew = feignService.getUserList(authorIds);
 
-        Map<String, UserInfoResp> nameMap = queryUsersListNew.stream().collect(Collectors.toMap(UserInfoResp::getUserId, o->o));
+        Map<String, UserInfoResp> nameMap = queryUsersListNew.stream().collect(Collectors.toMap(UserInfoResp::getUserId, o -> o));
 
-        result.setThemes(ConvertUtil.themeEntity2Discussion(themeEntities,nameMap));
+        result.setThemes(ConvertUtil.themeEntity2Discussion(themeEntities, nameMap));
 
         return result;
     }