boon/src/main/java/org/boon/sort/Sorting.java
public static Comparator universalComparator( final FieldAccess field, final boolean ascending,
                                                  final boolean nullsFirst) {
        return new Comparator() {
            @Override
            public int compare( Object o1, Object o2 ) {
                Object value1 = null;
                Object value2 = null;

                if ( ascending ) {
                    value1 = field.getValue( o1 );
                    value2 = field.getValue( o2 );
                } else {
                    value1 = field.getValue( o2 );
                    value2 = field.getValue( o1 );
                }
                return Sorting.compare(value1, value2, nullsFirst);
            }
        };
    }
public static Comparator universalComparator( final FieldAccess field, final boolean ascending,
                                                  final boolean nullsFirst) {
        return new Comparator() {
            @Override
            public int compare( Object o1, Object o2 ) {
                Object value1 = null;
                Object value2 = null;

                if ( ascending ) {
                    value1 = field.getValue( o1 );
                    value2 = field.getValue( o2 );
                } else {
                    value1 = field.getValue( o2 );
                    value2 = field.getValue( o1 );
                }
                return Sorting.compare(value1, value2, nullsFirst);
            }
        };
    }
public static Comparator universalComparator ( final FieldAccess field , final boolean ascending , final boolean nullsFirst ) { return new Comparator ( ) { @ Override public int compare ( Object o1 , Object o2 ) { Object value1 = null ; Object value2 = null ; if ( ascending ) { value1 = field . getValue ( o1 ) ; value2 = field . getValue ( o2 ) ; } else { value1 = field . getValue ( o2 ) ; value2 = field . getValue ( o1 ) ; } return Sorting . compare ( value1 , value2 , nullsFirst ) ; } } ; }
This creates the universal comparator object which is used by the sort work horse.

@param field The field we are sorting on.
@param ascending if this should be ascending or descending.
@return
This creates the universal comparator object which is used by the sort work horse .