web/gui2-fw-lib/lib/remote/wsock.service.ts

/*
 * Copyright 2018-present Open Networking Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { Injectable } from '@angular/core';
import { LogService } from '../log.service';

/**
 * ONOS GUI -- Remote -- Web Socket Wrapper Service
 *
 * This service provided specifically so that it can be mocked in unit tests.
 */
@Injectable({
  providedIn: 'root',
})
export class WSock {

  constructor(
    private log: LogService,
  ) {
    this.log.debug('WSockService constructed');
  }


  newWebSocket(url) {
      let ws = null;
      try {
          ws = new WebSocket(url);
      } catch (e) {
          this.log.error('Unable to create web socket:', e);
      }
      return ws;
  }

}