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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MOJO_FETCHER_ABOUT_FETCHER_H_
#define MOJO_FETCHER_ABOUT_FETCHER_H_
#include "mojo/shell/fetcher.h"
#include "base/macros.h"
#include "mojo/services/network/public/interfaces/url_loader.mojom.h"
#include "url/gurl.h"
namespace mojo {
namespace fetcher {
// Implements Fetcher for about: URLs.
class AboutFetcher : public shell::Fetcher {
public:
static const char kAboutScheme[];
static const char kAboutBlankURL[];
static void Start(const GURL& url, const FetchCallback& loader_callback);
private:
AboutFetcher(const GURL& url, const FetchCallback& loader_callback);
~AboutFetcher() override;
void BuildResponse();
// Must be called exactly once to run the loader callback (asynchrously). On
// success, the ownership of this object is passed to the loader callback;
// otherwise, the callback is run with a nullptr and this object is destroyed.
void PostToRunCallback(bool success);
// shell::Fetcher implementation.
const GURL& GetURL() const override;
GURL GetRedirectURL() const override;
GURL GetRedirectReferer() const override;
URLResponsePtr AsURLResponse(base::TaskRunner* task_runner,
uint32_t skip) override;
void AsPath(
base::TaskRunner* task_runner,
base::Callback<void(const base::FilePath&, bool)> callback) override;
std::string MimeType() override;
bool HasMojoMagic() override;
bool PeekFirstLine(std::string* line) override;
const GURL url_;
URLResponsePtr response_;
DISALLOW_COPY_AND_ASSIGN(AboutFetcher);
};
} // namespace fetcher
} // namespace mojo
#endif // MOJO_FETCHER_ABOUT_FETCHER_H_