Merge branch 'fixbug/optimizeTypeNull' into 'master'

bug: [none] 分组类型为null时，提示空指针异常

See merge request rays/pcloud-book!793

pcloud-service-book/src/main/java/com/pcloud/book/rightsSetting/biz/impl/RightsSettingBizImpl.java

@@ -868,15 +868,19 @@ public class RightsSettingBizImpl implements RightsSettingBiz {
                 Long classifyId = groupActivity4AppletDTO.getClassifyId();
                 String groupQrCode = groupQrcodeBiz.getChangeGroupQrCode(classifyId);
                 // 通过群二维码链接反查群ID 并补充信息
+                if (!StringUtil.isEmpty(groupQrCode)){ //2020/06/30 add by pansy 第三方群为空
                     ClassifyQrcodeVO groupQrcodeInfo = groupQrcodeBiz.getGroupQrcodeInfo(groupQrCode, classifyId);
                     groupActivity4AppletDTO.setBookGroupQrcodeId(groupQrcodeInfo.getId());
                     groupActivity4AppletDTO.setGroupName(groupQrcodeInfo.getGroupName());
                     groupActivity4AppletDTO.setGroupPic(groupQrcodeInfo.getQrcodeUrl());
                     groupActivity4AppletDTO.setUserNumber(groupQrcodeInfo.getUserNumber());
+
                     //头像列表从缓存里取
                     List<String> headUrlList = appletGroupSearchRecordBiz
                             .getHeadUrlList(groupActivity4AppletDTO.getUserNumber(), groupActivity4AppletDTO.getBookGroupQrcodeId());
+
                     groupActivity4AppletDTO.setHeadUrlList(headUrlList);
+
                     List<AppletGroupStatementDTO> statementDTOS = appletGroupSearchRecordBiz
                             .getStatementList(groupActivity4AppletDTO.getUserNumber(), headUrlList,
                                     groupActivity4AppletDTO.getBookGroupQrcodeId());
@@ -884,6 +888,7 @@ public class RightsSettingBizImpl implements RightsSettingBiz {
                 }
             }
         }
+    }
 
     /**
      * @return void