timestamp_flag.h

Go to the documentation of this file.

#ifndef ROUTING_KIT_TIMESTAMP_FLAG_H
#define ROUTING_KIT_TIMESTAMP_FLAG_H
 
#include <vector>
 
namespace RoutingKit{
 
class TimestampFlags{
public:
    TimestampFlags(){}
 
    explicit TimestampFlags(unsigned id_count):last_seen(id_count, 0), current_timestamp(1){}
 
    bool is_set(unsigned id)const{
        return last_seen[id] == current_timestamp;
    }
    
    void set(unsigned id){
        last_seen[id] = current_timestamp;
    }
 
    void reset_one(unsigned id){
        last_seen[id] = current_timestamp-1;
    }
 
    void reset_all(){
        ++current_timestamp;
        if(current_timestamp == 0){
            std::fill(last_seen.begin(), last_seen.end(), 0);
            current_timestamp = 1;
        }
    }
 
private:
    std::vector<unsigned short>last_seen;
    unsigned short current_timestamp;
};
 
} // RoutingKit
 
#endif