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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/public/cpp/resource_coordinator_interfac e.h" | |
6 | |
7 #include "base/atomic_sequence_num.h" | |
8 #include "base/process/process_handle.h" | |
9 #include "base/strings/string_number_conversions.h" | |
10 #include "mojo/public/cpp/bindings/binding.h" | |
11 #include "services/resource_coordinator/public/interfaces/coordination_unit_prov ider.mojom.h" | |
12 #include "services/resource_coordinator/public/interfaces/service_constants.mojo m.h" | |
13 #include "services/service_manager/public/cpp/connector.h" | |
14 | |
15 namespace { | |
16 | |
17 void OnConnectionError() { | |
18 CHECK(false); | |
19 } | |
20 | |
21 base::StaticAtomicSequenceNumber g_next_id; | |
22 | |
23 } // namespace | |
24 | |
25 namespace resource_coordinator { | |
26 | |
27 ResourceCoordinatorInterface::ResourceCoordinatorInterface( | |
28 service_manager::Connector* connector, | |
29 const CoordinationUnitType& type) | |
30 : weak_ptr_factory_(this) { | |
31 std::string id = base::IntToString(base::GetCurrentProcId()) + "." + | |
Primiano Tucci (use gerrit)
2017/04/11 18:04:52
isn't GetCurrentProcId going to be always 1 in the
oystein (OOO til 10th of July)
2017/04/12 19:15:31
Yep that makes perfect sense; moved to the service
| |
32 base::IntToString(g_next_id.GetNext()); | |
33 ConnectToService(connector, type, id); | |
34 } | |
35 | |
36 ResourceCoordinatorInterface::~ResourceCoordinatorInterface() = default; | |
37 | |
38 void ResourceCoordinatorInterface::ConnectToService( | |
39 service_manager::Connector* connector, | |
40 const CoordinationUnitType& type, | |
41 const std::string& id) { | |
42 DCHECK(thread_checker_.CalledOnValidThread()); | |
43 DCHECK(connector); | |
44 mojom::CoordinationUnitProviderPtr provider; | |
45 connector->BindInterface(mojom::kServiceName, mojo::MakeRequest(&provider)); | |
46 | |
47 CoordinationUnitID new_cu_id(type, id); | |
48 | |
49 provider->CreateCoordinationUnit(mojo::MakeRequest(&service_), new_cu_id); | |
50 | |
51 service_.set_connection_error_handler(base::Bind(&OnConnectionError)); | |
52 } | |
53 | |
54 void ResourceCoordinatorInterface::SendEvent( | |
55 const resource_coordinator::EventType& event_type) { | |
56 DCHECK(thread_checker_.CalledOnValidThread()); | |
57 mojom::EventPtr event = mojom::Event::New(); | |
58 event->type = event_type; | |
59 | |
60 service_->SendEvent(std::move(event)); | |
61 } | |
62 | |
63 void ResourceCoordinatorInterface::AddChild( | |
64 const ResourceCoordinatorInterface& child) { | |
65 DCHECK(thread_checker_.CalledOnValidThread()); | |
66 DCHECK(service_); | |
67 // We could keep the ID around ourselves, but this hop ensures that the child | |
68 // has been created on the service-side. | |
69 child.service()->GetID(base::Bind(&ResourceCoordinatorInterface::AddChildByID, | |
70 weak_ptr_factory_.GetWeakPtr())); | |
71 } | |
72 | |
73 void ResourceCoordinatorInterface::AddChildByID( | |
74 const CoordinationUnitID& child_id) { | |
75 DCHECK(thread_checker_.CalledOnValidThread()); | |
76 service_->AddChild(child_id); | |
77 } | |
78 | |
79 } // namespace resource_coordinator | |
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