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STLhelp.h

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/*
 * STLhelp.h
 *
 * Copyright 2003, MobileSpear Inc. (www.mobilespear.com). All rights reserved.
 * Copyright 2003, David Resnick. All rights reserved.
 *
 * See the file doc\license.txt for the terms of usage and distribution.
 */

#ifndef _BOGOTEL_STLHELP_H
#define _BOGOTEL_STLHELP_H

namespace bogotel {

    // Class that enables passing parameter to thread function.
    class thread_adapter
    {
    public:
        thread_adapter(void (*func)(void*), void* param) : _func(func), _param(param) { }
        void operator()() const { _func(_param); }
    private:
        void (*_func)(void*);
        void* _param;
    };

    template<typename CONT>
    class ContainerNotEmpty {

    public:
        ContainerNotEmpty(CONT& cont) :
          _cont(cont)
        {}

        bool operator() ()
        {
            return ! _cont.empty();
        }

    private:
        CONT& _cont;
    };

    struct cond_predicate
    {
        cond_predicate(bool& var, bool val) : _var(var), _val(val) { }

        bool operator()() { return _var == _val; }

        bool& _var;
        bool _val;
    };

}

#endif // ! _BOGOTEL_STLHELP_H

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