Conta filhos Node

public int contaFilhosNodo(GeneralTree t){
int contador = t.degree;
return this.countNodes(t, contador);
}
private int countNodes(GeneralTree t, int c){
Node current = t.list.getFirst();
while(current!= null){
c = c + this.countNodes((GeneralTree) current.getData(),((GeneralTree) current.getData()).degree);
current = current.getNext();
}
return c;
}