# 接站接口优化

hzims-service/equipment/src/main/java/com/hnac/hzims/monitor/server/impl/EquipmentInstanceServiceImpl.java

@@ -50,10 +50,13 @@ public class EquipmentInstanceServiceImpl implements IEquipmentInstanceService {
 		virtualDeviceDTO.setDeviceName(submitAnswerReq.getEmName());
 		// 模型标识根据题目答案获取
 		virtualDeviceDTO.setModelSignage(this.getModelSignageByAnswer(submitAnswerReq));
+		R<Boolean> exist = deviceClient.isDeviceCodeExist(submitAnswerReq.getEmCode());
+		if(exist.isSuccess() && !exist.getData()) {
 			R saveResult = deviceClient.saveVirtualDevice(virtualDeviceDTO);
 			Assert.isTrue(saveResult.isSuccess(),() -> {
 				throw new ServiceException(saveResult.getMsg());
 			});
+		}
 //		Long instanceId = Long.valueOf(String.valueOf(saveResult.getData()));
 //		LambdaUpdateWrapper<EmInfoEntity> luw = Wrappers.<EmInfoEntity>lambdaUpdate()
 //			.set(EmInfoEntity::getDeviceInstanceId, instanceId)