public T Get()
{
if (needsRefresh)
{
CalculateTotalWeight();
}
double num = random.NextDouble();
num *= _totalWeight;
foreach (Tuple <T, double> element in elements)
{
if (!(num > element.Item2))
{
return(element.Item1);
}
num -= element.Item2;
}
return(default(T));
}
