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/*
* Copyright (C) 2012, 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.
*/
#ifndef LoaderStrategy_h
#define LoaderStrategy_h
#include "ResourceHandleTypes.h"
#include "ResourceLoadPriority.h"
#include "ResourceLoaderOptions.h"
#include <wtf/Vector.h>
namespace WebCore {
class BlobRegistry;
class CachedResource;
class Frame;
class NetscapePlugInStreamLoader;
class NetscapePlugInStreamLoaderClient;
class NetworkingContext;
class ResourceError;
class ResourceLoader;
class ResourceRequest;
class ResourceResponse;
class SubresourceLoader;
class URL;
class WEBCORE_EXPORT LoaderStrategy {
public:
virtual RefPtr<SubresourceLoader> loadResource(Frame*, CachedResource*, const ResourceRequest&, const ResourceLoaderOptions&) = 0;
virtual void loadResourceSynchronously(NetworkingContext*, unsigned long identifier, const ResourceRequest&, StoredCredentials, ClientCredentialPolicy, ResourceError&, ResourceResponse&, Vector<char>& data) = 0;
virtual void remove(ResourceLoader*) = 0;
virtual void setDefersLoading(ResourceLoader*, bool) = 0;
virtual void crossOriginRedirectReceived(ResourceLoader*, const URL& redirectURL) = 0;
virtual void servePendingRequests(ResourceLoadPriority minimumPriority = ResourceLoadPriority::VeryLow) = 0;
virtual void suspendPendingRequests() = 0;
virtual void resumePendingRequests() = 0;
virtual void createPingHandle(NetworkingContext*, ResourceRequest&, bool shouldUseCredentialStorage) = 0;
protected:
virtual ~LoaderStrategy();
};
class ResourceLoadSuspender {
public:
ResourceLoadSuspender();
~ResourceLoadSuspender();
};
} // namespace WebCore
#endif // LoaderStrategy_h
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