java iterator 2 anonymous inner class

package simple;

import java.util.Arrays;
import java.util.Iterator;

/**
* Iterator principle: Intermediate
* @author Lenovo
*
*/
public class DeepLIist {

public String element[]=new String[5];

public int size=0;

public int size() {
    return this.size;
}
//添加元素
public void add(String ele) {
    if(this.size==element.length) {//对数组进行扩容
        element=Arrays.copyOf(element,element.length+5);
    }
    element[size]=ele;
    size++;
}


//内部类

// private class myiter implements Iterator{
// // counter
// private int course=-1;
// public String next() {
// course++;
// return element[course];
// }
// public void remove () {
// //Move array elements
// System.arraycopy(element, course+1, element, course, size-(course+1));
// //actual size
// size–;
// // pointer back
// course–;
// }
// @Override
// public boolean hasNext() {
// return course+1