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Unified Diff: services/resource_coordinator/coordination_unit/coordination_unit_impl.h

Issue 2798713002: Global Resource Coordinator: Basic service internals (Closed)
Patch Set: Wrap EventType directly in resource_coordinator namespace when using helper Created 3 years, 8 months ago
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Index: services/resource_coordinator/coordination_unit/coordination_unit_impl.h
diff --git a/services/resource_coordinator/coordination_unit/coordination_unit_impl.h b/services/resource_coordinator/coordination_unit/coordination_unit_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..00570e336943a6b1262fa97ad087e3e9096ac192
--- /dev/null
+++ b/services/resource_coordinator/coordination_unit/coordination_unit_impl.h
@@ -0,0 +1,71 @@
+// Copyright 2017 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 SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_COORDINATION_UNIT_IMPL_H_
+#define SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_COORDINATION_UNIT_IMPL_H_
+
+#include <list>
+
+#include "base/optional.h"
+#include "mojo/public/cpp/bindings/binding_set.h"
+#include "mojo/public/cpp/bindings/interface_request.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
+#include "services/resource_coordinator/public/cpp/coordination_unit_id.h"
+#include "services/resource_coordinator/public/interfaces/coordination_unit.mojom.h"
+#include "services/resource_coordinator/public/interfaces/coordination_unit_provider.mojom.h"
+#include "services/service_manager/public/cpp/service_context_ref.h"
+
+namespace resource_coordinator {
+
+class CoordinationUnitImpl : public mojom::CoordinationUnit {
+ public:
+ CoordinationUnitImpl(
+ const CoordinationUnitID& id,
+ std::unique_ptr<service_manager::ServiceContextRef> service_ref);
+ ~CoordinationUnitImpl() override;
+
+ // Overridden from mojom::CoordinationUnit:
+ void SendEvent(mojom::EventPtr event) override;
+ void GetID(const GetIDCallback& callback) override;
+ void Duplicate(mojom::CoordinationUnitRequest request) override;
+ void AddChild(const CoordinationUnitID& child_id) override;
+ void SetPolicyCallback(mojom::PolicyCallbackPtr callback) override;
+
+ private:
+ bool AddChild(CoordinationUnitImpl* child);
+ void RemoveChild(CoordinationUnitImpl* child);
+ void AddParent(CoordinationUnitImpl* parent);
+ void RemoveParent(CoordinationUnitImpl* parent);
+ bool HasParent(CoordinationUnitImpl* unit);
+ bool HasChild(CoordinationUnitImpl* unit);
+
+ void RecalcPolicy();
+ void UnregisterPolicyCallback();
+
+ enum StateFlags : uint8_t {
+ TEST_STATE,
+ TAB_VISIBLE,
+ AUDIO_PLAYING,
+ NUM_STATE_FLAGS
+ };
+ bool SelfOrParentHasFlagSet(StateFlags state);
+
+ std::unique_ptr<service_manager::ServiceContextRef> service_ref_;
+ mojo::BindingSet<mojom::CoordinationUnit> bindings_;
+ CoordinationUnitID id_;
+
+ std::set<CoordinationUnitImpl*> children_;
+ std::set<CoordinationUnitImpl*> parents_;
+
+ mojom::PolicyCallbackPtr policy_callback_;
+ mojom::PolicyPtr current_policy_;
+
+ base::Optional<bool> state_flags_[NUM_STATE_FLAGS];
+
+ DISALLOW_COPY_AND_ASSIGN(CoordinationUnitImpl);
+};
+
+} // namespace resource_coordinator
+
+#endif // SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_COORDINATION_UNIT_IMPL_H_

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