From 21d3023a9b7b6aff68c1170e345951396b1c6cfd Mon Sep 17 00:00:00 2001 From: 单军华 Date: Tue, 31 Jul 2018 13:35:21 +0800 Subject: [PATCH] no message --- screendisplay/Pods/ASIHTTPRequest/Classes/ASICacheDelegate.h | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 103 insertions(+), 0 deletions(-) diff --git a/screendisplay/Pods/ASIHTTPRequest/Classes/ASICacheDelegate.h b/screendisplay/Pods/ASIHTTPRequest/Classes/ASICacheDelegate.h new file mode 100755 index 0000000..060cda5 --- /dev/null +++ b/screendisplay/Pods/ASIHTTPRequest/Classes/ASICacheDelegate.h @@ -0,0 +1,103 @@ +// +// ASICacheDelegate.h +// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest +// +// Created by Ben Copsey on 01/05/2010. +// Copyright 2010 All-Seeing Interactive. All rights reserved. +// + +#import <Foundation/Foundation.h> +@class ASIHTTPRequest; + +// Cache policies control the behaviour of a cache and how requests use the cache +// When setting a cache policy, you can use a combination of these values as a bitmask +// For example: [request setCachePolicy:ASIAskServerIfModifiedCachePolicy|ASIFallbackToCacheIfLoadFailsCachePolicy|ASIDoNotWriteToCacheCachePolicy]; +// Note that some of the behaviours below are mutally exclusive - you cannot combine ASIAskServerIfModifiedWhenStaleCachePolicy and ASIAskServerIfModifiedCachePolicy, for example. +typedef enum _ASICachePolicy { + + // The default cache policy. When you set a request to use this, it will use the cache's defaultCachePolicy + // ASIDownloadCache's default cache policy is 'ASIAskServerIfModifiedWhenStaleCachePolicy' + ASIUseDefaultCachePolicy = 0, + + // Tell the request not to read from the cache + ASIDoNotReadFromCacheCachePolicy = 1, + + // The the request not to write to the cache + ASIDoNotWriteToCacheCachePolicy = 2, + + // Ask the server if there is an updated version of this resource (using a conditional GET) ONLY when the cached data is stale + ASIAskServerIfModifiedWhenStaleCachePolicy = 4, + + // Always ask the server if there is an updated version of this resource (using a conditional GET) + ASIAskServerIfModifiedCachePolicy = 8, + + // If cached data exists, use it even if it is stale. This means requests will not talk to the server unless the resource they are requesting is not in the cache + ASIOnlyLoadIfNotCachedCachePolicy = 16, + + // If cached data exists, use it even if it is stale. If cached data does not exist, stop (will not set an error on the request) + ASIDontLoadCachePolicy = 32, + + // Specifies that cached data may be used if the request fails. If cached data is used, the request will succeed without error. Usually used in combination with other options above. + ASIFallbackToCacheIfLoadFailsCachePolicy = 64 +} ASICachePolicy; + +// Cache storage policies control whether cached data persists between application launches (ASICachePermanentlyCacheStoragePolicy) or not (ASICacheForSessionDurationCacheStoragePolicy) +// Calling [ASIHTTPRequest clearSession] will remove any data stored using ASICacheForSessionDurationCacheStoragePolicy +typedef enum _ASICacheStoragePolicy { + ASICacheForSessionDurationCacheStoragePolicy = 0, + ASICachePermanentlyCacheStoragePolicy = 1 +} ASICacheStoragePolicy; + + +@protocol ASICacheDelegate <NSObject> + +@required + +// Should return the cache policy that will be used when requests have their cache policy set to ASIUseDefaultCachePolicy +- (ASICachePolicy)defaultCachePolicy; + +// Returns the date a cached response should expire on. Pass a non-zero max age to specify a custom date. +- (NSDate *)expiryDateForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge; + +// Updates cached response headers with a new expiry date. Pass a non-zero max age to specify a custom date. +- (void)updateExpiryForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge; + +// Looks at the request's cache policy and any cached headers to determine if the cache data is still valid +- (BOOL)canUseCachedDataForRequest:(ASIHTTPRequest *)request; + +// Removes cached data for a particular request +- (void)removeCachedDataForRequest:(ASIHTTPRequest *)request; + +// Should return YES if the cache considers its cached response current for the request +// Should return NO is the data is not cached, or (for example) if the cached headers state the request should have expired +- (BOOL)isCachedDataCurrentForRequest:(ASIHTTPRequest *)request; + +// Should store the response for the passed request in the cache +// When a non-zero maxAge is passed, it should be used as the expiry time for the cached response +- (void)storeResponseForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge; + +// Removes cached data for a particular url +- (void)removeCachedDataForURL:(NSURL *)url; + +// Should return an NSDictionary of cached headers for the passed URL, if it is stored in the cache +- (NSDictionary *)cachedResponseHeadersForURL:(NSURL *)url; + +// Should return the cached body of a response for the passed URL, if it is stored in the cache +- (NSData *)cachedResponseDataForURL:(NSURL *)url; + +// Returns a path to the cached response data, if it exists +- (NSString *)pathToCachedResponseDataForURL:(NSURL *)url; + +// Returns a path to the cached response headers, if they url +- (NSString *)pathToCachedResponseHeadersForURL:(NSURL *)url; + +// Returns the location to use to store cached response headers for a particular request +- (NSString *)pathToStoreCachedResponseHeadersForRequest:(ASIHTTPRequest *)request; + +// Returns the location to use to store a cached response body for a particular request +- (NSString *)pathToStoreCachedResponseDataForRequest:(ASIHTTPRequest *)request; + +// Clear cached data stored for the passed storage policy +- (void)clearCachedResponsesForStoragePolicy:(ASICacheStoragePolicy)cachePolicy; + +@end -- Gitblit v1.8.0