Implement DeleteDeviceLocation method for deleting location from a device

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/device/details/mgt/DeviceInformationManager.java

@@ -80,6 +80,8 @@ public interface DeviceInformationManager {
 
     void addDeviceLocation(Device device, DeviceLocation deviceLocation) throws DeviceDetailsMgtException;
 
+    void deleteDeviceLocation(Device device) throws DeviceDetailsMgtException;
+
     void addDeviceLocations(Device device, List<DeviceLocation> deviceLocations) throws
             DeviceDetailsMgtException;
 

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/device/details/mgt/impl/DeviceInformationManagerImpl.java

@@ -53,7 +53,6 @@ import java.util.Calendar;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.concurrent.ExecutionException;
 
 public class DeviceInformationManagerImpl implements DeviceInformationManager {
 
@@ -417,6 +416,29 @@ public class DeviceInformationManagerImpl implements DeviceInformationManager {
         }
     }
 
+    @Override
+    public void deleteDeviceLocation(Device device) throws DeviceDetailsMgtException {
+        try {
+            DeviceManagementDAOFactory.beginTransaction();
+            DeviceLocation deviceLocation = deviceDetailsDAO.getDeviceLocation(device.getId(),
+                    device.getEnrolmentInfo().getId());
+            if (deviceLocation != null) {
+                deviceDetailsDAO.deleteDeviceLocation(device.getId(), device.getEnrolmentInfo().getId());
+            } else {
+                throw new DeviceDetailsMgtException("Device location not found.");
+            }
+            DeviceManagementDAOFactory.commitTransaction();
+        } catch (TransactionManagementException e) {
+            throw new DeviceDetailsMgtException("Transactional error occurred while deleting the device location " + "information.", e);
+        } catch (DeviceDetailsMgtDAOException e) {
+            DeviceManagementDAOFactory.rollbackTransaction();
+            throw new DeviceDetailsMgtException("Error occurred while deleting the device location information.", e);
+        } finally {
+            DeviceManagementDAOFactory.closeConnection();
+        }
+    }
+
+
     @Override
     public void addDeviceLocations(Device device, List<DeviceLocation> deviceLocations) throws DeviceDetailsMgtException {
         try {