w_stat.h

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/*<std-header orig-src='shore' incl-file-exclusion='W_STAT_H'>

 $Id: w_stat.h,v 1.1 2010/05/26 01:20:26 nhall Exp $

SHORE -- Scalable Heterogeneous Object REpository

Copyright (c) 1994-99 Computer Sciences Department, University of
                      Wisconsin -- Madison
All Rights Reserved.

Permission to use, copy, modify and distribute this software and its
documentation is hereby granted, provided that both the copyright
notice and this permission notice appear in all copies of the
software, derivative works or modified versions, and any portions
thereof, and that both notices appear in supporting documentation.

THE AUTHORS AND THE COMPUTER SCIENCES DEPARTMENT OF THE UNIVERSITY
OF WISCONSIN - MADISON ALLOW FREE USE OF THIS SOFTWARE IN ITS
"AS IS" CONDITION, AND THEY DISCLAIM ANY LIABILITY OF ANY KIND
FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.

This software was developed with support by the Advanced Research
Project Agency, ARPA order number 018 (formerly 8230), monitored by
the U.S. Army Research Laboratory under contract DAAB07-91-C-Q518.
Further funding for this work was provided by DARPA through
Rome Research Laboratory Contract No. F30602-97-2-0247.

*/

#ifndef __W_STAT_H
#define __W_STAT_H

#include "w_defines.h"

/*  -- do not edit anything above this line --   </std-header>*/

#ifndef __W_BASE_H
#include "w_base.h"
#endif // __W_BASE_H
#ifndef __W_RC_H
#include "w_rc.h"
#endif // __W_RC_H

class w_statistics_t; // forward
class w_stat_module_t; // forward

class w_stat_t {
    friend class w_statistics_t;
friend class w_stat_module_t;

    /* grot */
    friend ostream& operator<<(ostream& out, const w_statistics_t& s);

protected:
    union {
        w_base_t::base_stat_t i;
        w_base_t::base_float_t f;
    } _u;

public:
    w_stat_t() {
        _u.i = 0;
    }

    w_stat_t(int i) {
        _u.i = i;
    }

    operator int() const {
        return _u.i;
    }

    w_stat_t(w_base_t::base_float_t i) {
        _u.f = i;
    }

    operator w_base_t::base_float_t() const {
        return _u.f;
    }

    friend bool operator==(const w_stat_t&, const w_stat_t&);

    friend bool operator!=(const w_stat_t&, const w_stat_t&);
};

/*<std-footer incl-file-exclusion='W_STAT_H'>  -- do not edit anything below this line -- */

#endif // __W_STAT_H /*</std-footer>*/