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#ifndef _PERFECT_HASH_MAP_H_
#define _PERFECT_HASH_MAP_H_
#include "config.h"
#ifndef HAVE_CMPH
#error libcmph is required to use PerfectHashFunction
#endif
#include <vector>
#include <boost/utility.hpp>
#include "cmph.h"
class PerfectHashFunction : boost::noncopyable {
public:
explicit PerfectHashFunction(const std::string& fname);
~PerfectHashFunction();
size_t operator()(const std::string& key) const;
size_t number_of_keys() const;
private:
cmph_t *mphf_;
};
#endif
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