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Add clearCache, cleanExpiredCache function #1494

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merged 2 commits into from
Aug 7, 2020
Merged

Add clearCache, cleanExpiredCache function #1494

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360c853
Add `clearCache`, `cleanExpiredCache` function
Woollim Aug 6, 2020
899d0a7
Modify missing comment in `cleanExpiredMemoryCache`
Woollim Aug 6, 2020
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19 changes: 17 additions & 2 deletions Sources/Cache/ImageCache.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -588,6 +588,15 @@ open class ImageCache {
}

// MARK: Cleaning
/// Clears the memory & disk storage of this cache. This is an async operation.
///
/// - Parameter handler: A closure which is invoked when the cache clearing operation finishes.
/// This `handler` will be called from the main queue.
public func clearCache(completion handler: (() -> Void)? = nil) {
clearMemoryCache()
clearDiskCache(completion: handler)
}

/// Clears the memory storage of this cache.
@objc public func clearMemoryCache() {
try? memoryStorage.removeAll()
Expand All @@ -597,7 +606,7 @@ open class ImageCache {
///
/// - Parameter handler: A closure which is invoked when the cache clearing operation finishes.
/// This `handler` will be called from the main queue.
open func clearDiskCache(completion handler: (()->())? = nil) {
open func clearDiskCache(completion handler: (() -> Void)? = nil) {
ioQueue.async {
do {
try self.diskStorage.removeAll()
Expand All @@ -607,8 +616,14 @@ open class ImageCache {
}
}
}

/// Clears the expired images from memory & disk storage. This is an async operation.
open func cleanExpiredCache(completion handler: (() -> Void)? = nil) {
cleanExpiredMemoryCache()
cleanExpiredDiskCache(completion: handler)
}

/// Clears the expired images from disk storage. This is an async operation.
/// Clears the expired images from disk storage.
open func cleanExpiredMemoryCache() {
memoryStorage.removeExpired()
}
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