如何在Java中创建迭代器接口. [英] How to create an iterator interface in java.

问题描述

public interface CarIterator
{
      public Iterator createIterator();

}

我已经获得了用于创建迭代器接口的上述代码，但是出现了以下错误.

I''ve got the above code for creating an iterator interface but i get the following error.

C:\Documents and Settings\20818781\Desktop\Pattern_iterator\CarIterator.java:3: cannot find symbol
symbol  : class Iterator
location: interface CarIterator
      public Iterator createIterator();
             ^
1 error

Process completed.

推荐答案

您是否已将Iterator类导入到接口中? (程序包java.util):
import java.util.Iterator;

Have you imported the Iterator class into your interface? (package java.util):
import java.util.Iterator;

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