src/main/java/com/workplacesystems/utilsj/collections/helpers/ComparisonFilterFactory.java
public static <E> Filter<E> createLessThanFilter(final E base, final Comparator<E> comparator) 
    {
        return new Filter<E>() {
            public boolean isValid(E obj)
            {
                return comparator.compare(obj, base) < 0;
            }
        };
    }
public static <E> Filter<E> createLessThanFilter(final E base, final Comparator<E> comparator) 
    {
        return new Filter<E>() {
            public boolean isValid(E obj)
            {
                return comparator.compare(obj, base) < 0;
            }
        };
    }
Creates a filter where valid when an Object in a
collection is considered <strong>less than</strong> the base object,
based on the given Comparator.