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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/ukm/singular_ukm_entry.h"
#include <memory>
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
#include "services/metrics/public/cpp/ukm_recorder.h"
namespace ukm {
namespace {
// Browser process interface to receive the UkmEntry from remote processes.
class MojoSingularUkmInterface : public mojom::SingularUkmInterface {
public:
MojoSingularUkmInterface() = default;
MojoSingularUkmInterface(const MojoSingularUkmInterface&) = delete;
MojoSingularUkmInterface& operator=(const MojoSingularUkmInterface&) = delete;
// When the mojo connection is lost the current UkmEntry will be recorded.
~MojoSingularUkmInterface() override {
ukm::UkmRecorder* recorder = ukm::UkmRecorder::Get();
if (!entry_.is_null() && recorder) {
recorder->AddEntry(std::move(entry_));
}
}
// SingularUkmInterface:
void Submit(mojom::UkmEntryPtr entry) override { entry_ = std::move(entry); }
private:
// The UkmEntry containing any submitted metrics.
mojom::UkmEntryPtr entry_;
};
} // namespace
void CreateSingularUkmInterface(
mojo::PendingReceiver<mojom::SingularUkmInterface> receiver) {
mojo::MakeSelfOwnedReceiver(std::make_unique<MojoSingularUkmInterface>(),
std::move(receiver));
}
} // namespace ukm
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