public void printInfo() {
if (this.parent == null) {
System.out.println("null" + "-->" + this.name);
} else {
System.out.println(this.parent.getName() + "-->" + this.name);
}
for (ITree item : itemList) {
item.printInfo();
}
}
public void add(ITree item) {
item.setParent(this);
}
public void setParent(ITree container) {
this.parent = container;
container.getChildren().add(this);
}
public boolean equals(Object o) {
if (!(o instanceof ITree)) return false;
ITree t = (ITree) o;
if (!((elem == null && t.root() == null) || elem.equals(t.root()))) return false;
return (Arrays.equals(subTrees, t.getSubTrees()));
}
