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/*
* Copyright (C) 2015 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "InjectedBundleFileHandle.h"
#include <WebCore/File.h>
#include <wtf/HashMap.h>
#include <wtf/NeverDestroyed.h>
using namespace WebCore;
namespace WebKit {
typedef HashMap<File*, InjectedBundleFileHandle*> DOMHandleCache;
static DOMHandleCache& domHandleCache()
{
static NeverDestroyed<DOMHandleCache> cache;
return cache;
}
RefPtr<InjectedBundleFileHandle> InjectedBundleFileHandle::create(const String& path)
{
auto file = File::create(path);
return adoptRef(new InjectedBundleFileHandle(file.get()));
}
RefPtr<InjectedBundleFileHandle> InjectedBundleFileHandle::getOrCreate(File* file)
{
if (!file)
return nullptr;
DOMHandleCache::AddResult result = domHandleCache().add(file, nullptr);
if (!result.isNewEntry)
return RefPtr<InjectedBundleFileHandle>(result.iterator->value);
RefPtr<InjectedBundleFileHandle> fileHandle = adoptRef(new InjectedBundleFileHandle(*file));
result.iterator->value = fileHandle.get();
return fileHandle;
}
InjectedBundleFileHandle::InjectedBundleFileHandle(File& file)
: m_file(file)
{
}
InjectedBundleFileHandle::~InjectedBundleFileHandle()
{
domHandleCache().remove(m_file.ptr());
}
File* InjectedBundleFileHandle::coreFile()
{
return m_file.ptr();
}
} // namespace WebKit
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