add offline queue5

720yun_fd_consumer/src/main/java/com/gis/listener/container/WorkOfflineListener.java

@@ -186,8 +186,11 @@ public class WorkOfflineListener implements ChannelAwareMessageListener {
                             log.info("整合mesh场景解压完成");
                         }
                         //下载icon
-                        log.info("下载icon:{}", workNavigationEntity.getIcon());
-                        HttpUtil.downloadFileFromUrl(workNavigationEntity.getIcon(),basePath + File.separator );
+                        if (ObjUtil.isNotEmpty(workNavigationEntity.getIcon())) {
+                            log.info("下载icon:{}", workNavigationEntity.getIcon());
+                            HttpUtil.downloadFileFromUrl(workNavigationEntity.getIcon(),basePath + File.separator );
+                        }
+
                     }
 
                     currentProgress += progressIncrement;