/*
 * Copyright © 2019 Atomist, Inc.
 *
 * 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.
 */

export interface CacheStats {
    gets: number;
    hits: number;
}

/**
 * Simple interface for a string-keyed cache
 */
export interface SimpleCache<T> {

    put(key: string, value: T): void;

    get(key: string): T;

    evict(key: string): void;

    stats: CacheStats;

}