superset Cache 源码
superset Cache 代码
文件路径：/superset-frontend/spec/helpers/Cache.ts
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
export const caches = {};
export default class Cache {
cache: object;
constructor(key: string) {
caches[key] = caches[key] || {};
this.cache = caches[key];
}
match(url: string): Promise<Response | undefined> {
return new Promise(resolve => resolve(this.cache[url]));
}
delete(url: string): Promise<boolean> {
delete this.cache[url];
return new Promise(resolve => resolve(true));
}
put(url: string, response: Response): Promise<void> {
this.cache[url] = response;
return Promise.resolve();
}
}
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