Modify delete device API to have permanentDelete query parameter

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/DeviceManagementService.java

@@ -899,7 +899,12 @@ public interface DeviceManagementService {
                     required = true)
             @PathParam("device-id")
             @Size(max = 45)
-                    String deviceId);
+                    String deviceId,
+            @ApiParam(
+            name = "permanentDelete",
+            value = "Boolean flag indicating whether to permanently delete the device.",
+            required = false)
+            @QueryParam("permanentDelete") boolean permanentDelete);
 
     @GET
     @Path("/{type}/{id}/features")

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceManagementServiceImpl.java

@@ -323,7 +323,9 @@ public class DeviceManagementServiceImpl implements DeviceManagementService {
     @DELETE
     @Override
     @Path("/type/{device-type}/id/{device-id}")
-    public Response deleteDevice(@PathParam("device-type") String deviceType, @PathParam("device-id") String deviceId) {
+    public Response deleteDevice(@PathParam("device-type") String deviceType,
+                                 @PathParam("device-id") String deviceId,
+                                 @QueryParam("permanentDelete") boolean permanentDelete) {
         DeviceManagementProviderService deviceManagementProviderService =
                 DeviceMgtAPIUtils.getDeviceManagementService();
         try {
@@ -333,13 +335,19 @@ public class DeviceManagementServiceImpl implements DeviceManagementService {
                 return Response.status(Response.Status.NOT_FOUND).build();
             }
 
-            boolean response = deviceManagementProviderService.disenrollDevice(deviceIdentifier);
+            boolean response;
+
+            if (permanentDelete) {
+                response = deviceManagementProviderService.deleteDevice(deviceIdentifier);
+            } else {
+                response = deviceManagementProviderService.disenrollDevice(deviceIdentifier);
+            }
             return Response.status(Response.Status.OK).entity(response).build();
 
         } catch (DeviceManagementException e) {
             String msg = "Error encountered while deleting device of type : " + deviceType + " and " +
                     "ID : " + deviceId;
-            log.error(msg);
+            log.error(msg, e);
             return Response.status(Response.Status.BAD_REQUEST).entity(
                     new ErrorResponse.ErrorResponseBuilder().setMessage(msg).build()
             ).build();