public Range getAbsoluteRangeFor(Range relativeRange) {
        int from = convertBoundaryToAbsolutePosition(relativeRange.getFrom()),
                to = convertBoundaryToAbsolutePosition(relativeRange.getTo());
        return new Range(from, to);
    }
public Range getAbsoluteRangeFor ( Range relativeRange ) { int from = convertBoundaryToAbsolutePosition ( relativeRange . getFrom ( ) ) , to = convertBoundaryToAbsolutePosition ( relativeRange . getTo ( ) ) ; return new Range ( from , to ) ; }
Reverse operation for {@link #getRelativeRangeOf(Range)}.

A.getAbsoluteRangeFor(A.getRelativeRangeOf(B)) == B

@param relativeRange range defined relative to this range
@return absolute range