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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/vespalib/stllike/string.h>
#include <memory>
#include <map>
namespace search::fef {
/**
* Class representing a collection of named ranking expressions
* obtained through file-distribution.
*/
class RankingExpressions
{
private:
// expression name -> full_path of expression file
std::map<vespalib::string,vespalib::string> _expressions;
public:
RankingExpressions();
RankingExpressions(RankingExpressions &&rhs) noexcept;
RankingExpressions & operator=(RankingExpressions &&rhs) = delete;
RankingExpressions(const RankingExpressions &rhs) = delete;
RankingExpressions & operator=(const RankingExpressions &rhs) = delete;
~RankingExpressions();
bool operator==(const RankingExpressions &rhs) const {
return _expressions == rhs._expressions;
}
size_t size() const { return _expressions.size(); }
RankingExpressions &add(const vespalib::string &name, const vespalib::string &path);
vespalib::string loadExpression(const vespalib::string &name) const;
};
}
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