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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/eval/eval/value_cache/constant_value.h>
namespace proton {
namespace matching {
/**
* Interface for retrieving a named constant rank value to be used by features in the rank framework.
* If the given value is not found a nullptr should be returned.
*/
struct IConstantValueRepo {
virtual vespalib::eval::ConstantValue::UP getConstant(const vespalib::string &name) const = 0;
virtual ~IConstantValueRepo() {}
};
}
}
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