icinga2/lib/base/convert.cpp

63 lines
2.2 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2018 Icinga Development Team (https://icinga.com/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "base/convert.hpp"
#include "base/datetime.hpp"
#include <boost/lexical_cast.hpp>
using namespace icinga;
String Convert::ToString(const String& val)
{
return val;
}
String Convert::ToString(const Value& val)
{
return val;
}
String Convert::ToString(double val)
{
double integral;
double fractional = std::modf(val, &integral);
if (fractional == 0)
return Convert::ToString(static_cast<long long>(val));
std::ostringstream msgbuf;
msgbuf << std::fixed << val;
return msgbuf.str();
}
double Convert::ToDateTimeValue(double val)
{
return val;
}
double Convert::ToDateTimeValue(const Value& val)
{
if (val.IsNumber())
return val;
else if (val.IsObjectType<DateTime>())
return static_cast<DateTime::Ptr>(val)->GetValue();
else
BOOST_THROW_EXCEPTION(std::invalid_argument("Not a DateTime value."));
}