source: source/ariba/utility/misc/Helper.h@ 10002

// [License]
// The Ariba-Underlay Copyright
//
// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
//
// Institute of Telematics
// UniversitÀt Karlsruhe (TH)
// Zirkel 2, 76128 Karlsruhe
// Germany
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation
// are those of the authors and should not be interpreted as representing
// official policies, either expressed or implied, of the Institute of
// Telematics.
// [License]

#ifndef __HELPER_H
#define __HELPER_H

#include <string>
#include <list>
#include <cassert>
#include <ctime>
#include <ostream>
#include <cstdio>
#include <iomanip>
#include <cassert>
#include <ostream>
#include <sstream>
#include <iostream>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/timeb.h>

#ifdef WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#else
#include <unistd.h>
#include <stdlib.h>
#endif

using std::list;
using std::string;
using std::setfill;
using std::setw;
using std::cout;
using std::string;
using std::ostream;
using std::ostringstream;

namespace ariba {
namespace utility {

namespace Helper {

        //
        // string conversion functions
        //

        /// unsigned long to string
        string ultos(unsigned long val);

        /// pointer to string-address
        template<class T>
        string ptos(T pnt) {
                std::ostringstream oss;
                oss << "0x" << std::hex << pnt;
                return oss.str();
        }

        /// long to string
        string ltos(long val);

        /// unsigned long to hex string
        string ultohexs(unsigned long val, bool hexdelimiter = true);

        /// long to hex string
        string ltohexs(long val, bool hexdelimiter = true);

        /// string to long
        long stol(string str);

        /// string to int
        int stoi(string str);

        /// string to double
        double stod(string str);

        /// hex string to unsigned int
        unsigned int hstoui(string str);

        /// double to string
        string dtos(double val);

        //
        // string manipulation functions
        //

        /// trim string
        string trim(string str);

        /// split a string into substrings. The single strings trimmed from whitespace
        /// only strings that have a resulting length > 0 after the trim are in the list
        typedef list<string> STRING_LIST;
        typedef STRING_LIST::iterator STRING_LIST_ITERATOR;
        STRING_LIST split(string str, string delimiter);

        /// replace all occurences of find in the string str with repl
        string replace(string str, string find, string repl);

        //
        // time functions
        //

        string getTime(time_t timeval = 0);
        string getDate(time_t timeval = 0);
        unsigned long getElapsedMillis();
        void sleep(unsigned int millis);

        //
        // constants
        //

        #ifdef WIN32
        const string LINE_BREAK = "\r\n";
        #else
        const string LINE_BREAK = "\n";
        #endif

}; // namespace Helper

inline void Helper::sleep(unsigned int millis) {
#ifdef WIN32
        Sleep (millis);
#else

        unsigned long secondsSleep = millis / 1000;
        unsigned long millisSleep = millis % 1000;

        //
        // sleep the seconds part of the time
        // (usleep can not sleep more than 999999 microseconds
        //  which is a little bit too less for a second)
        //

        if (secondsSleep > 0)
                ::sleep(secondsSleep);

        //
        // sleep the microsecond part of the time
        //

        if (millisSleep > 0) {
                assert (millisSleep < 1000);
                usleep(millisSleep * 1000);
        }
#endif
}

}} // namespace ariba, common

#endif // __HELPER_H