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#pragma once
#include "clickhouse_config.h"
#if USE_NLP
#include <base/types.h>
#include <Poco/Util/Application.h>
#include <mutex>
#include <unordered_map>
namespace DB
{
class ILemmatizer
{
public:
using TokenPtr = std::shared_ptr<char []>;
virtual TokenPtr lemmatize(const char * token) = 0;
virtual ~ILemmatizer() = default;
};
class Lemmatizers
{
public:
using LemmPtr = std::shared_ptr<ILemmatizer>;
private:
std::mutex mutex;
std::unordered_map<String, LemmPtr> lemmatizers;
std::unordered_map<String, String> paths;
public:
explicit Lemmatizers(const Poco::Util::AbstractConfiguration & config);
LemmPtr getLemmatizer(const String & name);
};
}
#endif
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