org.apache.flink.runtime.util

类 EmptyMutableObjectIterator<E>

java.lang.Object

org.apache.flink.runtime.util.EmptyMutableObjectIterator<E>

所有已实现的接口:

org.apache.flink.util.MutableObjectIterator<E>

public final class EmptyMutableObjectIterator<E>
extends Object
implements org.apache.flink.util.MutableObjectIterator<E>

An empty mutable object iterator that never returns anything.

构造器概要

构造器

构造器和说明
EmptyMutableObjectIterator()

方法概要

限定符和类型	方法和说明
static <E> org.apache.flink.util.MutableObjectIterator<E>	get() Gets a singleton instance of the empty iterator.
E	next() Always returns null.
E	next(E target) Always returns null.

从类继承的方法 java.lang.Object

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

构造器详细资料

EmptyMutableObjectIterator

public EmptyMutableObjectIterator()

方法详细资料

get

public static <E> org.apache.flink.util.MutableObjectIterator<E> get()

Gets a singleton instance of the empty iterator.

类型参数:

E - The type of the objects (not) returned by the iterator.

返回:

An instance of the iterator.

next

public E next(E target)

Always returns null.

指定者:

next 在接口中 org.apache.flink.util.MutableObjectIterator<E>

另请参阅:

MutableObjectIterator.next(Object)

next

public E next()

Always returns null.

指定者:

next 在接口中 org.apache.flink.util.MutableObjectIterator<E>

另请参阅:

MutableObjectIterator.next()