icinga2/lib/base/convert.cpp

46 lines
881 B
C++

/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#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."));
}