SingleElementIterator (Flink : Table : Runtime 2.0.0 API)

java.lang.Object
- org.apache.flink.table.runtime.util.SingleElementIterator<E>

All Implemented Interfaces:

Iterable<E>, Iterator<E>
```
public final class SingleElementIterator<E>
extends Object
implements Iterator<E>, Iterable<E>
```
Copied from SingleElementIterator. Fix iterator to set available true.

Constructor Summary

Constructors
Constructor Description

SingleElementIterator()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`hasNext()`
`Iterator<E>`	`iterator()`
`E`	`next()`
`void`	`remove()`
`void`	`set(E current)`	Resets the element.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.lang.Iterable
forEach, spliterator

Methods inherited from interface java.util.Iterator
forEachRemaining

- Constructor Detail
  - SingleElementIterator
```
public SingleElementIterator()
```
- Method Detail
  - set
```
public void set(E current)
```
    Resets the element. After this call, the iterator has one element available, which is the given element.
    
    Parameters:
    
    current - The element to make available to the iterator.
  - hasNext
```
public boolean hasNext()
```
    Specified by:
    
    hasNext in interface Iterator<E>
  - next
```
public E next()
```
    Specified by:
    
    next in interface Iterator<E>
  - remove
```
public void remove()
```
    Specified by:
    
    remove in interface Iterator<E>
  - iterator
```
public Iterator<E> iterator()
```
    Specified by:
    
    iterator in interface Iterable<E>