项目场景为空，列表返回为空

src/main/java/com/fdkankan/manage_jp/service/impl/SceneProServiceImpl.java

@@ -150,6 +150,9 @@ public class SceneProServiceImpl extends ServiceImpl<ISceneProMapper, ScenePro>
         if(param.getProjectId() != null){
             List<ProjectNum> projectNumList = projectNumService.getByProjectId(Arrays.asList(param.getProjectId()));
             List<String> projectNums = projectNumList.stream().map(ProjectNum::getNum).collect(Collectors.toList());
+            if(projectNums.isEmpty()){
+                return PageInfo.PageInfoEmpty(param.getPageNum(),param.getPageSize());
+            }
             param.setProjectNums(projectNums);
         }