ctimespec.h

/*
 * ctimespec.h
 *
 *  Created on: 04.06.2014
 *      Author: andreas
 */

#ifndef CTIMESPEC_H_
#define CTIMESPEC_H_

#include <time.h>

#include <iostream>
#include <sstream>

#include "rofl/common/logging.h"
#include "rofl/common/croflexception.h"

namespace rofl {

class ctimespec {
public:

        ctimespec();

        ctimespec(
                        long tv_sec);

        ctimespec(
                        long tv_sec, long tv_nsec);

        ctimespec(
                        const ctimespec& timespec);

        ctimespec&
        operator= (
                        const ctimespec& timespec);

        virtual
        ~ctimespec();

public:

        static ctimespec
        now();

        struct timespec&
        set_timespec() { return ts; };

        const struct timespec&
        get_timespec() const { return ts; };

        ctimespec
        operator+ (
                        const ctimespec& t);

        ctimespec
        operator- (
                        const ctimespec& t);

        ctimespec&
        operator+= (
                        const ctimespec& t);

        ctimespec&
        operator-= (
                        const ctimespec& t);

        bool
        operator== (
                        const ctimespec& t) const;

        bool
        operator!= (
                        const ctimespec& t) const;

        bool
        operator< (
                        const ctimespec& t) const;

        bool
        operator<= (
                        const ctimespec& t) const;

        bool
        operator> (
                        const ctimespec& t) const;

        bool
        operator>= (
                        const ctimespec& t) const;


public:

        friend std::ostream&
        operator<< (std::ostream& os, const ctimespec& timespec) {
                os << rofl::indent(0) << "<ctimespec ";
                os << "sec:" << (long int)timespec.ts.tv_sec << " ";
                os << "nsec:" << (long int)timespec.ts.tv_nsec << " ";
                os << ">" << std::endl;
                return os;
        };

        std::string
        str() const {
                std::stringstream ss;
                ss << (unsigned long int)ts.tv_sec << "s " << (unsigned long int)ts.tv_nsec << "ns ";
                return ss.str();
        };

private:

        static const long CC_TIMER_ONE_SECOND_S = 1;
        static const long CC_TIMER_ONE_SECOND_NS = 1000000000;

        struct timespec         ts;
};

}; // end of namespace rofl

#endif /* CTIMESPEC_H_ */