Method add

recipes/java-recipes/MicroMulti.java:71–79

(TransactionContext tcx, final String index,
							final Object value)

	// TODO These five methods are definitely in the recipe book
	// (add, subtract, get, getCounts, and isElement).
	public static void add(TransactionContext tcx, final String index,
							final Object value){
		tcx.run(new Function<Transaction,Void>() {
			public Void apply(Transaction tr){
				addHelp(tr, multi.subspace(Tuple.from(index,value)).getKey(),1l);
				return null;
			}
		});
	}

	public static void subtract(TransactionContext tcx, final String index,
								final Object value){