add a comparator to the end of the chain . the comparator will default to ascending sort order , unless it is a invertiblecomparator . concode_field_sep List<InvertibleComparator> comparators concode_field_sep int compare concode_elem_sep void setComparator concode_elem_sep void setComparator concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep void setDescendingOrder concode_elem_sep int getComparatorCount concode_elem_sep String toString concode_elem_sep void invertOrder concode_elem_sep void invertOrder concode_elem_sep void setAscendingOrder
void function ( Comparator < ? extends T > arg0 ) { if ( arg0 instanceof InvertibleComparator ) { this . comparators . add ( ( InvertibleComparator ) arg0 ) ; } else { this . comparators . add ( new InvertibleComparator ( arg0 ) ) ; } }