import { Injectable } from '@angular/core' ; import { HttpEvent } from '@angular/common/http' ; import { Observable } from 'rxjs' ; @ Injectable ( ) export class ObMockFileUploadService { uploadComplete$ = new Observable < void > ( ) ; delete ( deleteUrl , files ) { return undefined ; } getUploadedFiles ( getUploadedFilesUrl ) { return undefined ; } multiUpload ( uploadUrl , files ) { return undefined ; } notifyUploadComplete ( ) { } upload ( uploadUrl , file ) { return undefined ; } }