Method replace

src/jvm/clojure/lang/PersistentTreeMap.java:466–472

(Node t, Object key, Object val)

}

Node replace(Node t, Object key, Object val){
	int c = doCompare(key, t.key);
	return t.replace(t.key,
	                 c == 0 ? val : t.val(),
	                 c < 0 ? replace(t.left(), key, val) : t.left(),
	                 c > 0 ? replace(t.right(), key, val) : t.right());
}

PersistentTreeMap(Comparator comp, Node tree, int count, IPersistentMap meta){
	this._meta = meta;