update methods and immutable attribute added

ui/hv2-ui/src/app/token.service.ts

@@ -5,7 +5,7 @@ import { UserCreds } from './userCreds'
 import jwt_decode  from 'jwt-decode'
 import { Observable, interval, Subject, Subscription } from 'rxjs'
 import { map, takeWhile } from 'rxjs/operators'
-import { authserviceBaseUrl } from './config'
+import { authserviceBaseUrl, applicationId } from './config'
 
 
 interface TokenTuple {
@@ -66,7 +66,7 @@ export class TokenService {
   async login(login: string, password: string) : Promise<void> {
     this.messageService.add(`TokenService: trying to login and obtain token`)
     const userCreds : UserCreds = {
-      "application": "hv2",
+      "application": applicationId,
       "login": login,
       "password": password
     }