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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 #ifndef SERVICES_RESOURCE_COORDINATOR_TRACING_AGENT_SET_IMPL_H_ |
| 6 #define SERVICES_RESOURCE_COORDINATOR_TRACING_AGENT_SET_IMPL_H_ |
| 7 |
| 8 #include "base/callback_forward.h" |
| 9 #include "mojo/public/cpp/bindings/binding_set.h" |
| 10 #include "services/resource_coordinator/public/interfaces/tracing/tracing.mojom.
h" |
| 11 #include "services/service_manager/public/cpp/bind_source_info.h" |
| 12 |
| 13 namespace resource_coordinator { |
| 14 namespace tracing { |
| 15 |
| 16 class AgentSetImpl : public mojom::AgentSet { |
| 17 public: |
| 18 class Entry { |
| 19 public: |
| 20 Entry(size_t id, |
| 21 AgentSetImpl* agent_set, |
| 22 mojom::AgentPtr agent, |
| 23 const std::string& label, |
| 24 mojom::TraceDataType type, |
| 25 bool supports_explicit_clock_sync); |
| 26 ~Entry(); |
| 27 |
| 28 mojom::Agent* agent() const { return agent_.get(); } |
| 29 const std::string& label() const { return label_; } |
| 30 mojom::TraceDataType type() const { return type_; } |
| 31 bool supports_explicit_clock_sync() const { |
| 32 return supports_explicit_clock_sync_; |
| 33 } |
| 34 |
| 35 void AddDisconnectClosure(const std::string& closure_type, |
| 36 base::OnceClosure closure); |
| 37 bool RemoveDisconnectClosure(const std::string& closure_type); |
| 38 void OnConnectionError(); |
| 39 |
| 40 private: |
| 41 const size_t id_; |
| 42 AgentSetImpl* agent_set_; |
| 43 mojom::AgentPtr agent_; |
| 44 const std::string label_; |
| 45 const mojom::TraceDataType type_; |
| 46 const bool supports_explicit_clock_sync_; |
| 47 |
| 48 std::unordered_map<std::string, base::OnceClosure> closures_; |
| 49 DISALLOW_COPY_AND_ASSIGN(Entry); |
| 50 }; |
| 51 |
| 52 typedef base::RepeatingCallback<void(Entry*)> AgentProcessingCallback; |
| 53 |
| 54 // The getter of the unique instance. |
| 55 static AgentSetImpl* GetInstance(); |
| 56 |
| 57 AgentSetImpl(); |
| 58 |
| 59 void BindAgentSetRequest(const service_manager::BindSourceInfo& source_info, |
| 60 mojom::AgentSetRequest request); |
| 61 void SetAgentProcessingCallback(const AgentProcessingCallback& callback); |
| 62 void ResetAgentProcessingCallback(); |
| 63 |
| 64 template <typename FunctionType> |
| 65 void ForAllAgents(FunctionType function) { |
| 66 for (const auto& key_value : agents_) { |
| 67 function(key_value.second.get()); |
| 68 } |
| 69 } |
| 70 |
| 71 private: |
| 72 friend std::default_delete<AgentSetImpl>; |
| 73 |
| 74 ~AgentSetImpl() override; |
| 75 |
| 76 // mojom::AgentSet |
| 77 void RegisterAgent(mojom::AgentPtr agent, |
| 78 const std::string& label, |
| 79 mojom::TraceDataType type, |
| 80 bool supports_explicit_clock_sync) override; |
| 81 |
| 82 void UnregisterAgent(size_t agent_id); |
| 83 |
| 84 mojo::BindingSet<mojom::AgentSet> bindings_; |
| 85 size_t next_agent_id_ = 0; |
| 86 std::unordered_map<size_t, std::unique_ptr<Entry>> agents_; |
| 87 AgentProcessingCallback agent_processing_callback_; |
| 88 DISALLOW_COPY_AND_ASSIGN(AgentSetImpl); |
| 89 }; |
| 90 |
| 91 } // namespace tracing |
| 92 } // namespace resource_coordinator |
| 93 |
| 94 #endif // SERVICES_RESOURCE_COORDINATOR_TRACING_AGENT_SET_IMPL_H_ |
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