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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "services/resource_coordinator/coordination_unit/coordination_unit_prov
ider_impl.h" |
| 6 |
| 7 #include <memory> |
| 8 #include <utility> |
| 9 |
| 10 #include "base/logging.h" |
| 11 #include "mojo/public/cpp/bindings/strong_binding.h" |
| 12 #include "services/resource_coordinator/coordination_unit/coordination_unit_impl
.h" |
| 13 #include "services/service_manager/public/cpp/service_context_ref.h" |
| 14 |
| 15 namespace resource_coordinator { |
| 16 |
| 17 CoordinationUnitProviderImpl::CoordinationUnitProviderImpl( |
| 18 service_manager::ServiceContextRefFactory* service_ref_factory) |
| 19 : service_ref_factory_(service_ref_factory) { |
| 20 DCHECK(service_ref_factory); |
| 21 service_ref_ = service_ref_factory->CreateRef(); |
| 22 } |
| 23 |
| 24 CoordinationUnitProviderImpl::~CoordinationUnitProviderImpl() = default; |
| 25 |
| 26 void CoordinationUnitProviderImpl::CreateCoordinationUnit( |
| 27 mojom::CoordinationUnitRequest request, |
| 28 const CoordinationUnitID& id) { |
| 29 // TODO(oysteine): A strong binding here means the first binding set up |
| 30 // to a CoordinationUnit via CoordinationUnitProvider, i.e. the authoritative |
| 31 // one in terms of setting the context, has to outlive all of the other |
| 32 // connections (as the rest are just duplicated and held within |
| 33 // CoordinationUnit). Make sure this assumption is correct, or refactor into |
| 34 // some kind of refcounted thing. |
| 35 |
| 36 // Once there's a need for custom code for various types of CUs (tabs, |
| 37 // processes, etc) then this could become a factory function and instantiate |
| 38 // different subclasses of CoordinationUnitImpl based on the id.type. |
| 39 mojo::MakeStrongBinding(base::MakeUnique<CoordinationUnitImpl>( |
| 40 id, service_ref_factory_->CreateRef()), |
| 41 std::move(request)); |
| 42 }; |
| 43 |
| 44 // static |
| 45 void CoordinationUnitProviderImpl::Create( |
| 46 service_manager::ServiceContextRefFactory* service_ref_factory, |
| 47 const service_manager::BindSourceInfo& source_info, |
| 48 resource_coordinator::mojom::CoordinationUnitProviderRequest request) { |
| 49 mojo::MakeStrongBinding( |
| 50 base::MakeUnique<CoordinationUnitProviderImpl>(service_ref_factory), |
| 51 std::move(request)); |
| 52 } |
| 53 |
| 54 } // namespace resource_coordinator |
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