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// Copyright 2014 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_PUBLIC_APPLICATION_SERVICE_PROVIDER_IMPL_H_
#define MOJO_PUBLIC_APPLICATION_SERVICE_PROVIDER_IMPL_H_
#include "mojo/public/cpp/application/lib/service_connector.h"
#include "mojo/public/interfaces/application/service_provider.mojom.h"
namespace mojo {
namespace internal {
class WeakServiceProvider;
class ServiceConnectorBase;
}
// Implements a registry that can be used to expose services to another app.
class ServiceProviderImpl : public InterfaceImpl<ServiceProvider> {
public:
ServiceProviderImpl();
~ServiceProviderImpl() override;
template <typename Interface>
void AddService(InterfaceFactory<Interface>* factory) {
AddServiceConnector(
new internal::InterfaceFactoryConnector<Interface>(factory));
}
// Returns an instance of a ServiceProvider that weakly wraps this impl's
// connection to some other app. Whereas the lifetime of an instance of
// ServiceProviderImpl is bound to the lifetime of the pipe it
// encapsulates, the lifetime of the ServiceProvider instance returned by this
// method is assumed by the caller. After the pipe is closed
// ConnectToService() calls on this object will be silently dropped.
// This method must only be called once per ServiceProviderImpl.
ServiceProvider* CreateRemoteServiceProvider();
private:
typedef std::map<std::string, internal::ServiceConnectorBase*>
NameToServiceConnectorMap;
friend class internal::WeakServiceProvider;
// Overridden from ServiceProvider:
void ConnectToService(const String& service_name,
ScopedMessagePipeHandle client_handle) override;
// Overridden from InterfaceImpl:
void OnConnectionError() override;
void AddServiceConnector(internal::ServiceConnectorBase* service_connector);
void RemoveServiceConnector(
internal::ServiceConnectorBase* service_connector);
void ClearRemote();
NameToServiceConnectorMap service_connectors_;
internal::WeakServiceProvider* remote_;
MOJO_DISALLOW_COPY_AND_ASSIGN(ServiceProviderImpl);
};
} // namespace mojo
#endif // MOJO_PUBLIC_APPLICATION_SERVICE_PROVIDER_IMPL_H_
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