| Index: content/common/service_manager/embedded_service_runner.h
|
| diff --git a/content/common/service_manager/embedded_service_runner.h b/content/common/service_manager/embedded_service_runner.h
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..fda29a3cfe8181af4e9fd237f8ca1eb513c8cbc8
|
| --- /dev/null
|
| +++ b/content/common/service_manager/embedded_service_runner.h
|
| @@ -0,0 +1,63 @@
|
| +// Copyright 2016 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_COMMON_SERVICE_MANAGER_EMBEDDED_SERVICE_RUNNER_H_
|
| +#define CONTENT_COMMON_SERVICE_MANAGER_EMBEDDED_SERVICE_RUNNER_H_
|
| +
|
| +#include <memory>
|
| +
|
| +#include "base/callback.h"
|
| +#include "base/macros.h"
|
| +#include "base/memory/ref_counted.h"
|
| +#include "base/memory/weak_ptr.h"
|
| +#include "base/single_thread_task_runner.h"
|
| +#include "base/strings/string_piece.h"
|
| +#include "content/public/common/service_info.h"
|
| +#include "services/shell/public/cpp/service.h"
|
| +#include "services/shell/public/interfaces/service.mojom.h"
|
| +
|
| +namespace content {
|
| +
|
| +// Hosts an in-process service instance that supports multiple Service
|
| +// connections. The first incoming connection will invoke a provided factory
|
| +// function to instantiate the service, and the service will automatically be
|
| +// torn down when its last connection is lost. The service may be launched and
|
| +// torn down multiple times by a single EmbeddedServiceRunner instance.
|
| +class EmbeddedServiceRunner {
|
| + public:
|
| + // Constructs a runner which hosts a service. If an existing instance of the
|
| + // service is not running when an incoming connection is made, details from
|
| + // |info| will be used to construct a new instance.
|
| + EmbeddedServiceRunner(const base::StringPiece& name,
|
| + const ServiceInfo& info);
|
| + ~EmbeddedServiceRunner();
|
| +
|
| + // Binds an incoming ServiceRequest for this service. If the service isn't
|
| + // already running, it is started. Otherwise the request is bound to the
|
| + // running instance.
|
| + void BindServiceRequest(shell::mojom::ServiceRequest request);
|
| +
|
| + // Sets a callback to run after the service loses its last connection and is
|
| + // torn down.
|
| + void SetQuitClosure(const base::Closure& quit_closure);
|
| +
|
| + private:
|
| + class Instance;
|
| +
|
| + void OnQuit();
|
| +
|
| + // A reference to the service instance which may operate on the
|
| + // |task_runner_|'s thread.
|
| + scoped_refptr<Instance> instance_;
|
| +
|
| + base::Closure quit_closure_;
|
| +
|
| + base::WeakPtrFactory<EmbeddedServiceRunner> weak_factory_;
|
| +
|
| + DISALLOW_COPY_AND_ASSIGN(EmbeddedServiceRunner);
|
| +};
|
| +
|
| +} // namespace content
|
| +
|
| +#endif // CONTENT_COMMON_SERVICE_MANAGER_EMBEDDED_SERVICE_RUNNER_H_
|
|
|