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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
/**
* This holds methods used to race the cache with the network for a specific
* channel. This interface is was designed with nsHttpChannel in mind, and it's
* expected this will be the only class implementing it.
*/
[scriptable, builtinclass, uuid(4d963475-8b16-4c58-b804-8a23d49436c5)]
interface nsIRaceCacheWithNetwork : nsISupports
{
/**
* When set to false the channel will not attempt to race cache with network.
*/
attribute boolean allowRacing;
/****************************************************************************
* TEST ONLY: The following methods are for testing purposes only. Do not use
* them to do anything important in your code.
****************************************************************************
/**
* Triggers network activity after given timeout. If timeout is 0, network
* activity is triggered immediately if asyncOpen has already been called.
* Otherwise the delayed timer will be set when the normal call to
* TriggerNetwork is made. If the cache.asyncOpenURI callbacks have already
* been called, the network activity may have already been triggered
* or the content may have already been delivered from the cache, so this
* operation will have no effect.
*
* @param timeout
* - the delay in milliseconds until the network will be triggered.
*/
void test_triggerNetwork(in long timeout);
/**
* Normally a HTTP channel would immediately call AsyncOpenURI leading to the
* cache storage to lookup the cache entry and return it. In order to
* simmulate real life conditions where fetching a cache entry takes a long
* time, we set a timer to delay the operation.
* Can only be called on the main thread.
*
* @param timeout
* - the delay in milliseconds until the cache open will be triggered.
*/
void test_delayCacheEntryOpeningBy(in long timeout);
/**
* Immediatelly triggers AsyncOpenURI if the timer hasn't fired.
* Can only be called on the main thread.
* This is only called in tests to reliably trigger the opening of the cache
* entry.
* @throws NS_ERROR_NOT_AVAILABLE if opening the cache wasn't delayed.
*/
void test_triggerDelayedOpenCacheEntry();
};
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