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我正在做一個遍歷節點列表的迭代器方法(iterator(int index)),這個特定的方法將返回一個迭代器,其行爲方式是首先調用下一個方法()將給指標參數的值,這是我第一次迭代,所以任何幫助表示讚賞返回參數索引值的迭代器方法
private class DoublelinkedlistIterator implements Iterator<T>
{
private Node<T> p;
private boolean removeOK;
private DoublelinkedlistIterator()
{
p = head; // p is first in the list
removeOK = false;
}
public boolean hasNext()
{
if(p.neste != null)
{
return true;
}
return false;
}
public T next()
{
Node<T> q = p;
p = p.next; // go to next
removeOK = true;
return q.value; // return current value
}
public void remove() // in the making
{
removeOK = false;
}
} // class DoublelinkedlistIterator
public Iterator<T> iterator()
{
return new DoublelinkedlistIterator();
}
public Iterator<T> iterator(int index) // its this one I need help with
{
next();
}
你準確的問題是什麼? –