22 lines
482 B
Swift
22 lines
482 B
Swift
//
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// MemoryCacheStorage.swift
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// LifeGameApp
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//
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// Created by Yusuke Hosonuma on 2020/08/12.
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//
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import Foundation
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final class MemoryCacheStorage<T: AnyObject> {
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private let cache = NSCache<NSString, T>()
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func store(key: String, image: T) {
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cache.setObject(image, forKey: key as NSString)
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}
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func value(forKey key: String) -> T? {
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guard let value = cache.object(forKey: key as NSString) else { return nil }
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return value
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}
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}
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