PHTimeStamp.h

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//  The PHOOL's Software
//  Copyright (C) PHENIX collaboration, 1999
//
//  Purpose: PHENIX - wide time stamp class
//
//  Declaration of class PHTimeStamp
//
//  Author: Matthias Messer
//-----------------------------------------------------------------------------
#ifndef PHTIMESTAMP_H__
#define PHTIMESTAMP_H__
 
#include "PHObject.h"
 
#include <ctime>
 
 
 
typedef unsigned long long phtime_t;
 
  class  PHTimeStamp : public PHObject
{ 
 
  public:
    enum { PHFarFuture = 2147483647 };
   
    PHTimeStamp();
 
    PHTimeStamp(const int, const int, const int, const int, const int, const int, const int = 0);
    PHTimeStamp(const time_t);
    void setBinTics(const phtime_t t);
   
    virtual ~PHTimeStamp() {}
 
  public: 
    void set(const int, const int, const int, const int, const int, const int, const int = 0);
 
    void set(const char *);
 
    void setToSystemTime();
    void setToFarFuture() { setTics(PHFarFuture); }
   
    phtime_t getBinaryTime() const { return binaryTime; }
    time_t getTics() const;
    void   setTics(const time_t);
 
    int isInRange(const PHTimeStamp &, const PHTimeStamp &);
    void print();
   
    int operator == (const PHTimeStamp &) const;
    int operator != (const PHTimeStamp &) const;
    int operator >  (const PHTimeStamp &) const;
    int operator >= (const PHTimeStamp &) const;
    int operator <  (const PHTimeStamp &) const;
    int operator <= (const PHTimeStamp &) const;
 
    PHTimeStamp & operator =  (const PHTimeStamp &);
    PHTimeStamp   operator += (time_t);
    PHTimeStamp   operator -= (time_t);
 
 
    char * formatTimeString() const;
    void print() const;
  
  private:
    phtime_t ticsToBinaryTime(time_t) const;
    time_t   binaryTimeToTics(phtime_t) const;
  
  protected: 
    phtime_t binaryTime;
    ClassDef(PHTimeStamp,1)
  }; 
 
  PHTimeStamp operator + (const PHTimeStamp &, time_t);
  PHTimeStamp operator - (const PHTimeStamp &, time_t);
  time_t      operator - (const PHTimeStamp &, const PHTimeStamp &);
 
  std::ostream &   operator << (std::ostream &, const PHTimeStamp &);
  std::istream &   operator >> (std::istream &, PHTimeStamp &);
   
#endif /* __PHTIMESTAMP_H__ */