com.forte.qqrobot.utils

Class EmptyIterator<T>

java.lang.Object

com.forte.qqrobot.utils.EmptyIterator<T>

All Implemented Interfaces:

Iterator<T>

public class EmptyIterator<T>
extends Object
implements Iterator<T>

空值迭代器

Method Summary

Modifier and Type	Method and Description
static <T> EmptyIterator<T>	getInstance() 静态工厂方法
boolean	hasNext() 由于是空值迭代器，不存在下一个值
T	next() 由于是空值迭代器，下一个值必定为null

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Method Detail

hasNext

public boolean hasNext()

由于是空值迭代器，不存在下一个值

Specified by:

hasNext in interface Iterator<T>

next

public T next()

由于是空值迭代器，下一个值必定为null

Specified by:

next in interface Iterator<T>

getInstance

public static <T> EmptyIterator<T> getInstance()

静态工厂方法