Add the task service for scan task.

code/rest/preference_controller.go

@@ -15,6 +15,7 @@ type PreferenceController struct {
 	preferenceDao     *PreferenceDao
 	matterDao         *MatterDao
 	preferenceService *PreferenceService
+	taskService       *TaskService
 }
 
 func (this *PreferenceController) Init() {
@@ -34,6 +35,11 @@ func (this *PreferenceController) Init() {
 		this.preferenceService = b
 	}
 
+	b = core.CONTEXT.GetBean(this.taskService)
+	if b, ok := b.(*TaskService); ok {
+		this.taskService = b
+	}
+
 }
 
 func (this *PreferenceController) RegisterRoutes() map[string]func(writer http.ResponseWriter, request *http.Request) {
@@ -175,6 +181,9 @@ func (this *PreferenceController) EditScanConfig(writer http.ResponseWriter, req
 
 	preference = this.preferenceService.Save(preference)
 
+	//reinit the scan task.
+	this.taskService.InitScanTask()
+
 	return this.Success(preference)
 }