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// Copyright (c) 2012 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 CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_
#define CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_
#include <string>
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/custom_handlers/protocol_handler_registry.h"
#include "net/url_request/url_request_context.h"
#include "net/url_request/url_request_context_getter.h"
#include "net/url_request/url_request_job_factory.h"
class ChromeURLRequestContextFactory;
class IOThread;
class Profile;
class ProfileIOData;
struct StoragePartitionDescriptor;
// Subclass of net::URLRequestContext which can be used to store extra
// information for requests.
//
// All methods of this class must be called from the IO thread,
// including the constructor and destructor.
class ChromeURLRequestContext : public net::URLRequestContext {
public:
ChromeURLRequestContext();
virtual ~ChromeURLRequestContext();
base::WeakPtr<ChromeURLRequestContext> GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
// Copies the state from |other| into this context.
void CopyFrom(ChromeURLRequestContext* other);
private:
base::WeakPtrFactory<ChromeURLRequestContext> weak_factory_;
// ---------------------------------------------------------------------------
// Important: When adding any new members below, consider whether they need to
// be added to CopyFrom.
// ---------------------------------------------------------------------------
DISALLOW_COPY_AND_ASSIGN(ChromeURLRequestContext);
};
// 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 ChromeURLRequestContextGetter : public net::URLRequestContextGetter {
public:
// Constructs a ChromeURLRequestContextGetter that will use |factory| to
// create the ChromeURLRequestContext.
explicit ChromeURLRequestContextGetter(
ChromeURLRequestContextFactory* factory);
// Note that GetURLRequestContext() can only be called from the IO
// thread (it will assert otherwise).
// GetIOMessageLoopProxy however can be called from any thread.
//
// net::URLRequestContextGetter implementation.
virtual ChromeURLRequestContext* GetURLRequestContext() OVERRIDE;
virtual 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 ChromeURLRequestContextGetter* Create(
Profile* profile,
const ProfileIOData* profile_io_data,
content::ProtocolHandlerMap* protocol_handlers,
content::ProtocolHandlerScopedVector protocol_interceptors);
// Create an instance for an original profile for media. This is expected to
// get called on UI thread. This method takes a profile and reuses the
// 'original' net::URLRequestContext for common files.
static ChromeURLRequestContextGetter* CreateForMedia(
Profile* profile, const ProfileIOData* profile_io_data);
// Create an instance for an original profile for extensions. This is expected
// to get called on UI thread.
static ChromeURLRequestContextGetter* CreateForExtensions(
Profile* profile, const ProfileIOData* profile_io_data);
// Create an instance for an original profile for an app with isolated
// storage. This is expected to get called on UI thread.
static ChromeURLRequestContextGetter* CreateForIsolatedApp(
Profile* profile,
const ProfileIOData* profile_io_data,
const StoragePartitionDescriptor& partition_descriptor,
scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
protocol_handler_interceptor,
content::ProtocolHandlerMap* protocol_handlers,
content::ProtocolHandlerScopedVector protocol_interceptors);
// Create an instance for an original profile for media with isolated
// storage. This is expected to get called on UI thread.
static ChromeURLRequestContextGetter* CreateForIsolatedMedia(
Profile* profile,
ChromeURLRequestContextGetter* app_context,
const ProfileIOData* profile_io_data,
const StoragePartitionDescriptor& partition_descriptor);
private:
virtual ~ChromeURLRequestContextGetter();
// Deferred logic for creating a ChromeURLRequestContext.
// Access only from the IO thread.
scoped_ptr<ChromeURLRequestContextFactory> factory_;
// NULL if not yet initialized. Otherwise, it is the ChromeURLRequestContext
// instance that was lazily created by GetURLRequestContext().
// Access only from the IO thread.
base::WeakPtr<ChromeURLRequestContext> url_request_context_;
DISALLOW_COPY_AND_ASSIGN(ChromeURLRequestContextGetter);
};
#endif // CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_
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