/**
* @file Auth service
*/
-import { isNullOrUndefined } from 'util';
import { HttpHeaders } from '@angular/common/http';
import { Injectable, Injector } from '@angular/core';
import { Router } from '@angular/router';
import { environment } from 'environment';
import { BehaviorSubject, Observable } from 'rxjs';
import { map } from 'rxjs/operators';
+import { isNullOrUndefined } from 'SharedService';
import { SharedService } from 'SharedService';
import { ProjectModel } from '../models/VNFDModel';
import { RestService } from './RestService';