gecko/netwerk/cache/nsCacheSession.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** 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 nsCacheSession.h, released
* February 23, 2001.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Gordon Sheridan <gordon@netscape.com>
* Patrick Beard <beard@netscape.com>
* Darin Fisher <darin@netscape.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 "nsCacheSession.h"
#include "nsCacheService.h"
#include "nsCRT.h"
NS_IMPL_ISUPPORTS1(nsCacheSession, nsICacheSession)
nsCacheSession::nsCacheSession(const char * clientID,
nsCacheStoragePolicy storagePolicy,
PRBool streamBased)
: mClientID(clientID),
mInfo(0)
{
SetStoragePolicy(storagePolicy);
if (streamBased) MarkStreamBased();
else SetStoragePolicy(nsICache::STORE_IN_MEMORY);
MarkDoomEntriesIfExpired();
}
nsCacheSession::~nsCacheSession()
{
/* destructor code */
// notify service we are going away?
}
NS_IMETHODIMP nsCacheSession::GetDoomEntriesIfExpired(PRBool *result)
{
NS_ENSURE_ARG_POINTER(result);
*result = WillDoomEntriesIfExpired();
return NS_OK;
}
NS_IMETHODIMP nsCacheSession::SetDoomEntriesIfExpired(PRBool doomEntriesIfExpired)
{
if (doomEntriesIfExpired) MarkDoomEntriesIfExpired();
else ClearDoomEntriesIfExpired();
return NS_OK;
}
NS_IMETHODIMP
nsCacheSession::OpenCacheEntry(const nsACString & key,
nsCacheAccessMode accessRequested,
PRBool blockingMode,
nsICacheEntryDescriptor ** result)
{
nsresult rv;
rv = nsCacheService::OpenCacheEntry(this,
key,
accessRequested,
blockingMode,
nsnull, // no listener
result);
return rv;
}
NS_IMETHODIMP nsCacheSession::AsyncOpenCacheEntry(const nsACString & key,
nsCacheAccessMode accessRequested,
nsICacheListener *listener)
{
nsresult rv;
rv = nsCacheService::OpenCacheEntry(this,
key,
accessRequested,
nsICache::BLOCKING,
listener,
nsnull); // no result
if (rv == NS_ERROR_CACHE_WAIT_FOR_VALIDATION) rv = NS_OK;
return rv;
}
NS_IMETHODIMP nsCacheSession::EvictEntries()
{
return nsCacheService::EvictEntriesForSession(this);
}
NS_IMETHODIMP nsCacheSession::IsStorageEnabled(PRBool *result)
{
return nsCacheService::IsStorageEnabledForPolicy(StoragePolicy(), result);
}