icinga2/lib/base/convert.cpp

47 lines
881 B
C++

/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#include "base/convert.hpp"
#include "base/datetime.hpp"
#include <boost/lexical_cast.hpp>
#include <iomanip>
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);
std::ostringstream msgbuf;
if (fractional == 0) {
msgbuf << std::setprecision(0);
}
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."));
}