/**
* @file Sidebar Component
*/
-import { isNullOrUndefined } from 'util';
import { Component, Injector, OnInit } from '@angular/core';
import { DeviceCheckService } from 'DeviceCheckService';
+import { isNullOrUndefined } from 'SharedService';
import { MENU_ITEMS, MENUITEMS } from 'src/models/MenuModel';
/**