node.java

数据结构(java描述)课件(第三讲:树结构)

public class Node{
	Object element;						//数据元素
	Node next;							//表示下一个结点的对象
	
	Node(Node nextval){					//用于头结点的构造函数1
		next = nextval;
	}
	
	Node(Object obj,Node nextval){ 		//用于其他结点的构造函数2
		element = obj;
		next = nextval;
	}
	
	public Node getNext(){
		return next;
	}
	
	public void setNext(Node nextval){
		next = nextval;
	}
	
	public Object getElement(){
		return element;
	}
	
	public void setElement(Object obj){
		element = obj;
	}
	
	public String toString(){
		return element.toString();
	}
}