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33 lines
899 B
33 lines
899 B
/**
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* Abstract interface class for an application cache object.
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*/
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export abstract class Cache {
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/**
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* Fetch a value from the cache by its key.
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* @param {string} key
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* @return Promise<any|undefined>
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*/
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public abstract fetch(key: string): string | undefined | Promise<string | undefined>;
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/**
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* Store the given value in the cache by key.
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* @param {string} key
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* @param {string} value
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* @param {Date} [expires]
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*/
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public abstract put(key: string, value: string, expires?: Date): void | Promise<void>;
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/**
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* Check if the cache has the given key.
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* @param {string} key
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* @return Promise<boolean>
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*/
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public abstract has(key: string): boolean | Promise<boolean>;
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/**
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* Drop the given key from the cache.
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* @param {string} key
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*/
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public abstract drop(key: string): void | Promise<void>;
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}
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