// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef IOS_CHROME_BROWSER_NET_MODEL_IOS_CHROME_URL_REQUEST_CONTEXT_GETTER_H_
#define IOS_CHROME_BROWSER_NET_MODEL_IOS_CHROME_URL_REQUEST_CONTEXT_GETTER_H_
#include <memory>
#import "base/memory/raw_ptr.h"
#include "base/task/single_thread_task_runner.h"
#include "ios/chrome/browser/net/model/net_types.h"
#include "net/url_request/url_request_context.h"
#include "net/url_request/url_request_context_getter.h"
class IOSChromeURLRequestContextFactory;
class ProfileIOSIOData;
// A net::URLRequestContextGetter subclass used by the browser. This returns a
// subclass of net::URLRequestContext which can be used to store extra
// information about requests.
//
// Most methods are expected to be called on the UI thread, except for
// the destructor and GetURLRequestContext().
class IOSChromeURLRequestContextGetter : public net::URLRequestContextGetter {
public:
// Constructs a ChromeURLRequestContextGetter that will use `factory` to
// create the URLRequestContext.
explicit IOSChromeURLRequestContextGetter(
std::unique_ptr<IOSChromeURLRequestContextFactory> factory);
IOSChromeURLRequestContextGetter(const IOSChromeURLRequestContextGetter&) =
delete;
IOSChromeURLRequestContextGetter& operator=(
const IOSChromeURLRequestContextGetter&) = delete;
// Note that GetURLRequestContext() can only be called from the IO
// thread (it will assert otherwise).
// GetIOTaskRunner however can be called from any thread.
//
// net::URLRequestContextGetter implementation.
net::URLRequestContext* GetURLRequestContext() override;
scoped_refptr<base::SingleThreadTaskRunner> GetNetworkTaskRunner()
const override;
// Create an instance for use with an 'original' (non-OTR) profile. This is
// expected to get called on the UI thread.
static IOSChromeURLRequestContextGetter* Create(
const ProfileIOSIOData* io_data,
ProtocolHandlerMap* protocol_handlers);
// Discard reference to URLRequestContext and inform observers of shutdown.
// Must be called before destruction. May only be called on IO thread.
void NotifyContextShuttingDown();
private:
~IOSChromeURLRequestContextGetter() override;
// Deferred logic for creating a URLRequestContext.
// Access only from the IO thread.
std::unique_ptr<IOSChromeURLRequestContextFactory> factory_;
// NULL before initialization and after invalidation.
// Otherwise, it is the URLRequestContext instance that
// was lazily created by GetURLRequestContext().
// Access only from the IO thread.
raw_ptr<net::URLRequestContext> url_request_context_;
};
#endif // IOS_CHROME_BROWSER_NET_MODEL_IOS_CHROME_URL_REQUEST_CONTEXT_GETTER_H_