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83 lines
2.5 KiB
Plaintext
83 lines
2.5 KiB
Plaintext
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.idl"
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interface nsICacheStorage;
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interface nsILoadContextInfo;
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interface nsIApplicationCache;
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interface nsIEventTarget;
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/**
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* Provides access to particual cache storages of the network URI cache.
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*/
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[scriptable, uuid(d669bf30-b6d9-48e1-a8fb-33cd18b0d752)]
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interface nsICacheStorageService : nsISupports
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{
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/**
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* Get storage where entries will only remain in memory, never written
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* to the disk.
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*
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* @param aLoadContextInfo
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* Information about the loading context, this focuses the storage JAR and
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* respects separate storage for private browsing.
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*/
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nsICacheStorage memoryCacheStorage(in nsILoadContextInfo aLoadContextInfo);
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/**
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* Get storage where entries will be written to disk when not forbidden by
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* response headers.
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*
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* @param aLookupAppCache
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* When set true (for top level document loading channels) app cache will
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* be first to check on to find entries in.
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*/
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nsICacheStorage diskCacheStorage(in nsILoadContextInfo aLoadContextInfo,
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in bool aLookupAppCache);
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/**
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* Get storage for a specified application cache obtained using some different
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* mechanism.
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*
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* @param aLoadContextInfo
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* Mandatory reference to a load context information.
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* @param aApplicationCache
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* Optional reference to an existing appcache. When left null, this will
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* work with offline cache as a whole.
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*/
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nsICacheStorage appCacheStorage(in nsILoadContextInfo aLoadContextInfo,
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in nsIApplicationCache aApplicationCache);
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/**
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* Evict the whole cache.
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*/
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void clear();
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/**
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* Purge only data of disk backed entries. Metadata are left for
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* performance purposes.
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*/
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const uint32_t PURGE_DISK_DATA_ONLY = 1;
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/**
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* Purge whole disk backed entries from memory. Disk files will
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* be left unattended.
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*/
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const uint32_t PURGE_DISK_ALL = 2;
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/**
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* Purge all entries we keep in memory, including memory-storage
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* entries. This may be dangerous to use.
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*/
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const uint32_t PURGE_EVERYTHING = 3;
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/**
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* Purges data we keep warmed in memory. Use for tests and for
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* saving memory.
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*/
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void purgeFromMemory(in uint32_t aWhat);
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/**
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* I/O thread target to use for any operations on disk
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*/
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readonly attribute nsIEventTarget ioTarget;
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};
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