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public class NodeBean implements Serializable
{
   
    private Object data; //ÔªËØ±¾Éí
    private NodeBean next; //ÏÂÒ»¸ö½Úµã
   
    public Object getData()
    {
        return data;
    }
   
    public void setData(Object data)
    {
        this.data = data;
    }
   
    public NodeBean getNext()
    {
        return next;
    }
   
    public void setNext(NodeBean next)
    {
        this.next = next;
    }
   
    public NodeBean(Object data, NodeBean next)
    {
        this.data = data;
        this.next = next;
    }
   
    public NodeBean()
    {
       
    }
   
    public String toString()
    {
        return data + " " + next;
    }
   
}
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public class IteratorLinkedModel
{
   
    //Æðʼ½Úµã
    NodeBean head = null;
   
    //¼ÆÊýÆ÷£¬¼Ç¼µ±Ç°Á´±íÀïÓжàÉÙ¸öÔªËØ
    int size = 0;
   
    //µ±ÎÒÃÇÌí¼ÓÐÂÔªËØµÄʱºò£¬


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