diff --git a/storeroom/src/main/java/com/storeroom/modules/device/service/DeviceService.java b/storeroom/src/main/java/com/storeroom/modules/device/service/DeviceService.java
index 380a901..f872780 100644
--- a/storeroom/src/main/java/com/storeroom/modules/device/service/DeviceService.java
+++ b/storeroom/src/main/java/com/storeroom/modules/device/service/DeviceService.java
@@ -1,28 +1,17 @@
 package com.storeroom.modules.device.service;
 
 import com.storeroom.modules.device.service.dto.DeseCabinetDto;
+import com.storeroom.modules.device.service.dto.DeviceInfoDto;
+
+import java.util.List;
 
 public interface DeviceService {
 
-    /**
-     * 设备新增
-     */
-    void create(DeseCabinetDto deseCabinetDto);
 
-    /**
-     * 设备修改
+    /*
+     * 通过库房id 查询设备
      */
-    void update(DeseCabinetDto deseCabinetDto);
+    List<DeviceInfoDto> findByDevice(String StoreRoomId);
 
-    /**
-     * 删除
-     */
-    void delete(String id);
-
-    /**
-     * 获取状态
-     * @return /
-     */
-    Boolean getState();
 
 }
diff --git a/storeroom/src/main/java/com/storeroom/modules/device/service/impl/DeviceImpl.java b/storeroom/src/main/java/com/storeroom/modules/device/service/impl/DeviceImpl.java
new file mode 100644
index 0000000..a51bb3b
--- /dev/null
+++ b/storeroom/src/main/java/com/storeroom/modules/device/service/impl/DeviceImpl.java
@@ -0,0 +1,20 @@
+package com.storeroom.modules.device.service.impl;
+
+import com.storeroom.modules.device.service.DeviceService;
+import com.storeroom.modules.device.service.dto.DeviceInfoDto;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+
+@Service
+@RequiredArgsConstructor
+public class DeviceImpl implements DeviceService {
+
+
+    @Override
+    public List<DeviceInfoDto> findByDevice(String StoreRoomId) {
+        return null;
+    }
+}