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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_HISTORY_EMBEDDINGS_ML_INTENT_CLASSIFIER_H_
#define COMPONENTS_HISTORY_EMBEDDINGS_ML_INTENT_CLASSIFIER_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "components/history_embeddings/intent_classifier.h"
#include "components/history_embeddings/mock_intent_classifier.h"
#include "components/optimization_guide/core/optimization_guide_model_executor.h"
namespace history_embeddings {
using optimization_guide::OptimizationGuideModelExecutor;
class MlIntentClassifier : public IntentClassifier {
public:
class Execution;
explicit MlIntentClassifier(OptimizationGuideModelExecutor* model_executor);
~MlIntentClassifier() override;
int64_t GetModelVersion() override;
void ComputeQueryIntent(std::string query,
ComputeQueryIntentCallback callback) override;
private:
// Guaranteed to outlive `this`, since
// `model_executor_` is owned by OptimizationGuideKeyedServiceFactory,
// which HistoryEmbeddingsServiceFactory depends on.
raw_ptr<OptimizationGuideModelExecutor> model_executor_;
// The current execution, cancelled if another is started.
std::unique_ptr<Execution> execution_;
};
} // namespace history_embeddings
#endif // COMPONENTS_HISTORY_EMBEDDINGS_ML_INTENT_CLASSIFIER_H_
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