增加非空判断

src/main/java/com/jkcredit/sysnews/service/photo/PhotoServiceImpl.java

@@ -206,10 +206,12 @@ public class PhotoServiceImpl extends BaseService implements PhotoService {
         JSONObject result = new JSONObject();
         PhotoPo middlePhoto = photoMapper.getHomePageMiddlePhoto();
         PhotoVo middlePhotoVo = new PhotoVo();
-        BeanUtil.copyProperties(middlePhotoVo, middlePhoto);
-        if (middlePhoto.getUrl() != null) {
-            String url = accessPath + accessResource + middlePhoto.getUrl().replace("/","");
-            middlePhotoVo.setUrl(url);
+        if (middlePhoto != null) {
+            BeanUtil.copyProperties(middlePhotoVo, middlePhoto);
+            if (middlePhoto.getUrl() != null) {
+                String url = accessPath + accessResource + middlePhoto.getUrl().replace("/","");
+                middlePhotoVo.setUrl(url);
+            }
         }
 
         List<PhotoPo> homePageMainPhotos = photoMapper.getHomePageMainPhotos();