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PubSubProvider.ts
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PubSubProvider.ts
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/*
* Copyright 2017-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with
* the License. A copy of the License is located at
*
* http://aws.amazon.com/apache2.0/
*
* or in the "license" file accompanying this file. This file 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 * as Observable from 'zen-observable';
import { PubSubProvider, ProvidertOptions } from '../types';
import { ConsoleLogger as Logger } from '@aws-amplify/core';
const logger = new Logger('AbstractPubSubProvider');
export abstract class AbstractPubSubProvider implements PubSubProvider {
private _config: ProvidertOptions;
constructor(options: ProvidertOptions = {}) {
this._config = options;
}
configure(config: ProvidertOptions = {}): ProvidertOptions {
this._config = { ...config, ...this._config };
logger.debug(`configure ${this.getProviderName()}`, this._config);
return this.options;
}
getCategory() { return 'PubSub'; }
abstract getProviderName(): string;
protected get options(): ProvidertOptions { return { ...this._config }; }
public abstract newClient(clientOptions: ProvidertOptions): Promise<any>;
public abstract publish(topics: string[] | string, msg: any, options?: ProvidertOptions): void;
public abstract subscribe(topics: string[] | string, options?: ProvidertOptions): Observable<any>;
}