IdFactory.h

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// -*- lsst-c++ -*-
#ifndef AFW_TABLE_IdFactory_h_INCLUDED
#define AFW_TABLE_IdFactory_h_INCLUDED
 
#include <memory>
 
#include "lsst/base.h"
#include "lsst/afw/table/misc.h"
 
namespace lsst {
namespace afw {
namespace table {
 
class IdFactory {
public:
    virtual RecordId operator()() = 0;
 
    virtual void notify(RecordId id) = 0;
 
    virtual std::shared_ptr<IdFactory> clone() const = 0;
 
    static std::shared_ptr<IdFactory> makeSimple();
 
    static std::shared_ptr<IdFactory> makeSource(RecordId expId, int reserved);
 
    static int computeReservedFromMaxBits(int maxBits) {
        // Subtract one for signed integers to avoid the sign bit.
        return sizeof(RecordId)*8 - std::is_signed<RecordId>::value - maxBits;
    }
    static int computeReservedFromMaxBits(int maxBits) {…}
 
    IdFactory() = default;
    IdFactory(IdFactory const &) = default;
    IdFactory(IdFactory &&) = default;
 
    // Protected to prevent slicing.
    IdFactory &operator=(IdFactory const &other) = delete;
    IdFactory &operator=(IdFactory &&other) = delete;
    virtual ~IdFactory() = default;
 
private:
};
class IdFactory {…};
}  // namespace table
}  // namespace afw
}  // namespace lsst
 
#endif  // !AFW_TABLE_IdFactory_h_INCLUDED