fix(装备列装模块): 修改列装解绑出现500

dev-packing/src/main/java/com/tykj/dev/device/packing/service/impl/PackingLibraryServiceImpl.java

@@ -977,23 +977,25 @@ public class PackingLibraryServiceImpl implements PackingLibraryService {
         if (packingLibrary.getIsPart() == 1) {
             //说明是附件目录
             List<DeviceLibrary> deviceLibraries = deviceLibraryService.findAllByPackingId(packingLibrary.getId());
-            List<Integer> deviceIds = deviceLibraries.stream().map(DeviceLibrary::getId).collect(Collectors.toList());
-            //将装备的父id全部置空
-            Integer userId = userUtils.getCurrentUserId();
-            List<DeviceLogDto> deviceLogDtos = new ArrayList<>();
-            long l = System.currentTimeMillis();
-            deviceLibraryService.updatePartParentId(deviceIds);
-            log.info("更新父id时间为:{}",System.currentTimeMillis()-l);
-            deviceLibraries.forEach(deviceLibrary -> {
-                DeviceLogDto deviceLogDto = new DeviceLogDto();
-                deviceLogDto.setDeviceId(deviceLibrary.getId());
-                deviceLogDto.setRemark("由于列装进行了解绑,装备也需要进行解绑");
-                deviceLogDto.setCreateUserId(userId);
-                deviceLogDtos.add(deviceLogDto);
-            });
-            executor.execute(()->{
-                deviceLogService.addAllLog(deviceLogDtos);
-            });
+            if (deviceLibraries.size()>0){
+                List<Integer> deviceIds = deviceLibraries.stream().map(DeviceLibrary::getId).collect(Collectors.toList());
+                //将装备的父id全部置空
+                Integer userId = userUtils.getCurrentUserId();
+                List<DeviceLogDto> deviceLogDtos = new ArrayList<>();
+                long l = System.currentTimeMillis();
+                deviceLibraryService.updatePartParentId(deviceIds);
+                log.info("更新父id时间为:{}",System.currentTimeMillis()-l);
+                deviceLibraries.forEach(deviceLibrary -> {
+                    DeviceLogDto deviceLogDto = new DeviceLogDto();
+                    deviceLogDto.setDeviceId(deviceLibrary.getId());
+                    deviceLogDto.setRemark("由于列装进行了解绑,装备也需要进行解绑");
+                    deviceLogDto.setCreateUserId(userId);
+                    deviceLogDtos.add(deviceLogDto);
+                });
+                executor.execute(()->{
+                    deviceLogService.addAllLog(deviceLogDtos);
+                });
+            }
         }
         //修改列装
         packingLibrary.setPartParentId(null);