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// Copyright 2013 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 CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
#define CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
#include "base/id_map.h"
#include "base/memory/ref_counted.h"
#include "base/strings/string16.h"
#include "third_party/WebKit/public/platform/WebServiceWorkerError.h"
#include "third_party/WebKit/public/platform/WebServiceWorkerProvider.h"
#include "webkit/child/worker_task_runner.h"
class GURL;
namespace blink {
class WebURL;
}
namespace IPC {
class Message;
}
namespace content {
class ServiceWorkerMessageFilter;
class ThreadSafeSender;
class WebServiceWorkerImpl;
// This class manages communication with the browser process about
// registration of the service worker, exposed to renderer and worker
// scripts through methods like navigator.registerServiceWorker().
class ServiceWorkerDispatcher : public webkit_glue::WorkerTaskRunner::Observer {
public:
explicit ServiceWorkerDispatcher(ThreadSafeSender* thread_safe_sender);
virtual ~ServiceWorkerDispatcher();
void OnMessageReceived(const IPC::Message& msg);
bool Send(IPC::Message* msg);
// Corresponds to navigator.registerServiceWorker()
void RegisterServiceWorker(
const GURL& pattern,
const GURL& script_url,
blink::WebServiceWorkerProvider::WebServiceWorkerCallbacks* callbacks);
// Corresponds to navigator.unregisterServiceWorker()
void UnregisterServiceWorker(
const GURL& pattern,
blink::WebServiceWorkerProvider::WebServiceWorkerCallbacks* callbacks);
// |thread_safe_sender| needs to be passed in because if the call leads to
// construction it will be needed.
static ServiceWorkerDispatcher* ThreadSpecificInstance(
ThreadSafeSender* thread_safe_sender);
private:
// webkit_glue::WorkerTaskRunner::Observer implementation.
virtual void OnWorkerRunLoopStopped() OVERRIDE;
// The asynchronous success response to RegisterServiceWorker.
void OnRegistered(int32 thread_id, int32 request_id, int64 service_worker_id);
// The asynchronous success response to UregisterServiceWorker.
void OnUnregistered(int32 thread_id,
int32 request_id);
void OnRegistrationError(int32 thread_id,
int32 request_id,
blink::WebServiceWorkerError::ErrorType error_type,
const base::string16& message);
IDMap<blink::WebServiceWorkerProvider::WebServiceWorkerCallbacks,
IDMapOwnPointer> pending_callbacks_;
scoped_refptr<ThreadSafeSender> thread_safe_sender_;
DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDispatcher);
};
} // namespace content
#endif // CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
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