public void TestCompareSimple()
{
IComparer <object> comparer = NumberComparator.getComparator();
var result = comparer.Compare(1, 2);
Assert.Equal(1, result);
}
// @SuppressWarnings("unchecked")
public int compare(object o1, object o2)
{
logger.debug("compare({},{})", o1, o2);
if (o1 == null && o2 == null)
{
return(0);
}
if (o1 == null)
{
return(-1);
}
if (o2 == null)
{
return(1);
}
if (o1 is CsNumber && o1 is CsNumber)
{
return(NumberComparator.getComparator().Compare(o1, o2));
}
if (TimeComparator.isTimeBased(o1) && TimeComparator.isTimeBased(o2))
{
return(TimeComparator.getComparator().Compare(o1, o2));
}
if (BooleanComparator.isBoolean(o1) && BooleanComparator.isBoolean(o2))
{
return(BooleanComparator.getComparator().Compare(o1, o2));
}
if (o1 is IComparable && o2 is IComparable)
{
//@SuppressWarnings("rawtypes")
IComparable c1 = (IComparable)o1;
//@SuppressWarnings("rawtypes")
IComparable c2 = (IComparable)o2;
// We can only count on using the comparable interface if o1 and o2
// are within of the same class or if one is a subclass of the other
if (c1.GetType().IsAssignableFrom(c2.GetType()))
{
return(c1.CompareTo(o2));
}
if (o2.GetType().IsAssignableFrom(c1.GetType()))
{
return(-1 * c2.CompareTo(o1));
}
}
logger.debug("Using ToStringComparator because no apparent better comparison method could be found");
return(ToStringComparator.getComparator().Compare(o1, o2));
} // compare()
