gecko-dev/startupcache/nsIStartupCache.idl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Corporation startup cache code.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Benedict Hsieh <bhsieh@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsIInputStream.idl"
#include "nsISupports.idl"
#include "nsIObserver.idl"
#include "nsIObjectOutputStream.idl"
[uuid(de798fab-af49-4a61-8144-81550986e1da)]
interface nsIStartupCache : nsISupports
{
/** This interface is provided for testing purposes only, basically
* just to solve link vagaries. See docs in StartupCache.h
* GetBuffer, PutBuffer, and InvalidateCache act as described
* in that file. */
PRUint32 getBuffer(in string aID, out charPtr aBuffer);
void putBuffer(in string aID, in charPtr aBuffer,
in PRUint32 aLength);
void invalidateCache();
/** In debug builds, wraps this object output stream with a stream that will
* detect and prevent the write of a multiply-referenced non-singleton object
* during serialization. In non-debug, returns an add-ref'd pointer to
* original stream, unwrapped. */
nsIObjectOutputStream getDebugObjectOutputStream(in nsIObjectOutputStream aStream);
/* Allows clients to check whether the one-time writeout after startup
* has finished yet, and also to set this variable as needed (so test
* code can fire mulitple startup writes if needed).
*/
boolean startupWriteComplete();
void resetStartupWriteTimer();
/* Allows clients to simulate the behavior of ObserverService. */
readonly attribute nsIObserver observer;
};