gecko/xpcom/components/nsManifestZIPLoader.cpp
Benjamin Smedberg a46c0d7aca Fix omnijar from bug 579178 - move the manifest ziploader code into xpcom/components, and don't load the same JAR a bunch of times.
--HG--
rename : modules/libjar/nsManifestZIPLoader.cpp => xpcom/components/nsManifestZIPLoader.cpp
rename : modules/libjar/nsManifestZIPLoader.h => xpcom/components/nsManifestZIPLoader.h
2010-08-04 14:09:21 -04:00

70 lines
2.4 KiB
C++

/* -*- 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 the XPT zip reader.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corp.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* John Bandhauer <jband@netscape.com>
* Alec Flett <alecf@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 "nsManifestZIPLoader.h"
#include "nsJAR.h"
#include "mozilla/Omnijar.h"
nsManifestZIPLoader::nsManifestZIPLoader()
: mZipReader(new nsJAR())
{
nsresult rv = mZipReader->Open(mozilla::OmnijarPath());
if (NS_FAILED(rv))
mZipReader = NULL;
}
nsManifestZIPLoader::~nsManifestZIPLoader()
{
}
already_AddRefed<nsIInputStream>
nsManifestZIPLoader::LoadEntry(const char* aName)
{
if (!mZipReader)
return NULL;
nsCOMPtr<nsIInputStream> is;
nsresult rv = mZipReader->GetInputStream(aName, getter_AddRefs(is));
if (NS_FAILED(rv))
return NULL;
return is.forget();
}