зеркало из https://github.com/mozilla/gecko-dev.git
223 строки
8.8 KiB
Plaintext
223 строки
8.8 KiB
Plaintext
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* 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 nsIPrincipal;
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interface nsIQuotaRequest;
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interface nsIQuotaCallback;
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interface nsIQuotaUsageCallback;
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interface nsIQuotaUsageRequest;
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[scriptable, builtinclass, uuid(1b3d0a38-8151-4cf9-89fa-4f92c2ef0e7e)]
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interface nsIQuotaManagerService : nsISupports
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{
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/**
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* Initializes storage directory. This can be used in tests to verify
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* upgrade methods.
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*
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* If the dom.quotaManager.testing preference is not true the call will be
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* a no-op.
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*/
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[must_use] nsIQuotaRequest
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init();
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/**
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* Initializes temporary storage. This can be used in tests to verify
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* temporary storage initialization.
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*
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* If the dom.quotaManager.testing preference is not true the call will be
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* a no-op.
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*/
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[must_use] nsIQuotaRequest
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initTemporaryStorage();
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/**
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* Initializes storages for the given principal. This can be used in tests to
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* verify origin initialization.
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*
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* If the dom.quotaManager.testing preference is not true the call will be
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* a no-op.
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*
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* @param aPrincipal
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* A principal for the origin whose storages are to be initialized.
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* @param aPersistenceType
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* A string that tells what persistence type of storages will be
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* initialized.
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*/
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[must_use] nsIQuotaRequest
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initStoragesForPrincipal(in nsIPrincipal aPrincipal,
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in ACString aPersistenceType);
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/**
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* Schedules an asynchronous callback that will inspect all origins and
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* return the total amount of disk space being used by storages for each
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* origin separately.
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*
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* @param aCallback
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* The callback that will be called when the usage is available.
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* @param aGetAll
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* An optional boolean to indicate inspection of all origins,
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* including internal ones.
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*/
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[must_use] nsIQuotaUsageRequest
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getUsage(in nsIQuotaUsageCallback aCallback,
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[optional] in boolean aGetAll);
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/**
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* Schedules an asynchronous callback that will return the total amount of
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* disk space being used by storages for the given origin.
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*
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* @param aPrincipal
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* A principal for the origin whose usage is being queried.
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* @param aCallback
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* The callback that will be called when the usage is available.
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* @param aGetGroupUsage
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* An optional flag to indicate whether getting group usage and limit
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* or origin usage and file usage. The default value is false.
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* Note: Origin usage here represents total usage of an origin. However,
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* group usage here represents only non-persistent usage of a group.
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*/
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[must_use] nsIQuotaUsageRequest
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getUsageForPrincipal(in nsIPrincipal aPrincipal,
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in nsIQuotaUsageCallback aCallback,
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[optional] in boolean aGetGroupUsage);
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/**
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* Schedules an asynchronous callback that will inspect all origins and
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* just returns the origin strings of initialized origins.
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*
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* @param aCallback
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* The callback that will be called when the origin is collected.
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*/
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[must_use] nsIQuotaRequest
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listInitializedOrigins(in nsIQuotaCallback aCallback);
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/**
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* Removes all storages. The files may not be deleted immediately depending
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* on prohibitive concurrent operations.
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* Be careful, this removes *all* the data that has ever been stored!
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*
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* If the dom.quotaManager.testing preference is not true the call will be
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* a no-op.
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*/
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[must_use] nsIQuotaRequest
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clear();
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/**
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* Removes all storages stored for the given pattern. The files may not be
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* deleted immediately depending on prohibitive concurrent operations.
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* In terms of locks, it will get an exclusive multi directory lock for given
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* pattern. For example, given pattern {"appId":1007} and set of 3 origins
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* ["http://www.mozilla.org^appId=1007", "http://www.example.org^appId=1007",
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* "http://www.example.org^appId=1008"], the method will only lock 2 origins
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* ["http://www.mozilla.org^appId=1007", "http://www.example.org^appId=1007"].
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*
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* @param aPattern
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* A pattern for the origins whose storages are to be cleared.
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* Currently this is expected to be a JSON representation of the
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* OriginAttributesPatternDictionary defined in ChromeUtils.webidl.
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*/
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[must_use] nsIQuotaRequest
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clearStoragesForOriginAttributesPattern(in AString aPattern);
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/**
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* Removes all storages stored for the given principal. The files may not be
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* deleted immediately depending on prohibitive concurrent operations.
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*
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* @param aPrincipal
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* A principal for the origin whose storages are to be cleared.
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* @param aPersistenceType
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* An optional string that tells what persistence type of storages
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* will be cleared. If omitted (or void), all persistence types will
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* be cleared for the principal. If a single persistence type
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* ("persistent", "temporary", or "default") is provided, then only
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* that persistence directory will be considered. Note that
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* "persistent" is different than being "persisted" via persist() and
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* is only for chrome principals. See bug 1354500 for more info.
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* In general, null is the right thing to pass here.
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* @param aClientType
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* An optional string that tells what client type of storages
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* will be cleared. If omitted (or void), all client types will be
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* cleared for the principal. If a single client type is provided
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* from Client.h, then only that client's storage will be cleared.
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* If you want to clear multiple client types (but not all), then you
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* must call this method multiple times.
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* @param aClearAll
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* An optional boolean to indicate clearing all storages under the
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* given origin.
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*/
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[must_use] nsIQuotaRequest
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clearStoragesForPrincipal(in nsIPrincipal aPrincipal,
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[optional] in ACString aPersistenceType,
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[optional] in AString aClientType,
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[optional] in boolean aClearAll);
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/**
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* Resets quota and storage management. This can be used to force
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* reinitialization of the temp storage, for example when the pref for
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* overriding the temp storage limit has changed.
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* Be carefull, this invalidates all live storages!
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*
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* If the dom.quotaManager.testing preference is not true the call will be
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* a no-op.
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*/
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[must_use] nsIQuotaRequest
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reset();
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/**
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* Resets all storages stored for the given principal.
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*
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* If the dom.quotaManager.testing preference is not true the call will be
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* a no-op.
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*
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* @param aPrincipal
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* A principal for the origin whose storages are to be reset.
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* @param aPersistenceType
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* An optional string that tells what persistence type of storages
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* will be reset. If omitted (or void), all persistence types will
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* be cleared for the principal. If a single persistence type
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* ("persistent", "temporary", or "default") is provided, then only
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* that persistence directory will be considered. Note that
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* "persistent" is different than being "persisted" via persist() and
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* is only for chrome principals. See bug 1354500 for more info.
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* In general, null is the right thing to pass here.
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* @param aClientType
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* An optional string that tells what client type of storages
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* will be reset. If omitted (or void), all client types will be
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* cleared for the principal. If a single client type is provided
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* from Client.h, then only that client's storage will be cleared.
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* If you want to clear multiple client types (but not all), then you
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* must call this method multiple times.
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* @param aResetAll
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* An optional boolean to indicate resetting all storages under the
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* given origin.
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*/
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[must_use] nsIQuotaRequest
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resetStoragesForPrincipal(in nsIPrincipal aPrincipal,
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[optional] in ACString aPersistenceType,
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[optional] in AString aClientType,
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[optional] in boolean aResetAll);
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/**
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* Check if given origin is persisted.
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*
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* @param aPrincipal
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* A principal for the origin which we want to check.
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*/
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[must_use] nsIQuotaRequest
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persisted(in nsIPrincipal aPrincipal);
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/**
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* Persist given origin.
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*
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* @param aPrincipal
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* A principal for the origin which we want to persist.
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*/
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[must_use] nsIQuotaRequest
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persist(in nsIPrincipal aPrincipal);
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};
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