SequenceMap.h

#ifndef SEQUENCEMAP_H
#define SEQUENCEMAP_H

#include <boost/utility.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/shared_ptr.hpp>
#include <ctime>
#include <map>
#include <string>

using boost::weak_ptr;
using boost::shared_ptr;

namespace SctCalibrationController {
    
class Sequence;

class SequenceMap : boost::noncopyable {
public:    
    static SequenceMap& instance() throw();
    
    weak_ptr<Sequence> getSequence(const std::string& name) throw();
    void addSequence(shared_ptr<Sequence> sequence) throw();
    
private:
    SequenceMap() throw();
    
    struct SequenceMapData {
    SequenceMapData() throw();
    shared_ptr<Sequence>  sequence;
    time_t created;
    time_t lastRequested;
    };
    typedef std::map<std::string, SequenceMapData> DataMap;
    
    DataMap map;
    
    void purge() throw();
    void remove(DataMap::iterator& i) throw();
};

}

#endif //SEQUENCEMAP_H

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