Length of linked list

gistfile1.java

        try(Transaction tx = db.beginTx()) {
            Node startNode = db.getNodeById( nodeId );
            int maxLength = 0;
            boolean to_continue = true;

            while (to_continue) {
                maxLength++;
                Iterator<Relationship> rels = startNode.getRelationships(Direction.OUTGOING, NEXT).iterator();
                if (rels.hasNext()) {
                    startNode = rels.next().getEndNode();
                    to_continue = true;
                } else {
                    to_continue = false;
                }
            }
            System.out.printf( "%15s Node: %4d, Length: %3d, Time (ms): %3d%n", "(Traversal API)", nodeId, maxLength, System.currentTimeMillis() - start );
            tx.failure();
        }