Method CountMap

src/com/winvector/util/CountMap.java:19–21

(final Comparator<T> comp)

	private final SortedMap<T,MutableDouble> counts;
	
	public CountMap(final Comparator<T> comp) {
		counts = new TreeMap<T,MutableDouble>(comp);
	}
	
	/**
	 * Invariant: key set calls all keys ever observed (even those with net-zero count)