63 lines
1.9 KiB
Swift
63 lines
1.9 KiB
Swift
//
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// Cache.swift
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// Tusker
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//
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// Created by Shadowfacts on 11/7/18.
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// Copyright © 2018 Shadowfacts. All rights reserved.
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//
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import Foundation
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import Cache
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/// Wrapper around Cache library that provides an API for transparently using any storage type
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enum Cache<T> {
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case memory(MemoryStorage<T>)
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case disk(DiskStorage<T>)
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case hybrid(HybridStorage<T>)
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@available(*, deprecated, message: "disk-based caches synchronously interact with the file system. Avoid using if possible.")
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func existsObject(forKey key: String) throws -> Bool {
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switch self {
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case let .memory(memory):
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return try memory.existsObject(forKey: key)
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case let .disk(disk):
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return try disk.existsObject(forKey: key)
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case let .hybrid(hybrid):
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return try hybrid.existsObject(forKey: key)
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}
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}
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func object(forKey key: String) throws -> T {
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switch self {
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case let .memory(memory):
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return try memory.object(forKey: key)
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case let .disk(disk):
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return try disk.object(forKey: key)
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case let .hybrid(hybrid):
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return try hybrid.object(forKey: key)
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}
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}
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func setObject(_ object: T, forKey key: String, expiry: Expiry? = nil) throws {
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switch self {
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case let .memory(memory):
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memory.setObject(object, forKey: key, expiry: expiry)
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case let .disk(disk):
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try disk.setObject(object, forKey: key, expiry: expiry)
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case let .hybrid(hybrid):
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try hybrid.setObject(object, forKey: key, expiry: expiry)
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}
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}
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func removeAll() throws {
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switch self {
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case let .memory(memory):
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memory.removeAll()
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case let .disk(disk):
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try disk.removeAll()
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case let .hybrid(hybrid):
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try hybrid.removeAll()
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}
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}
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}
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