EmptyIterator

java.lang.Object
- de.intarsys.tools.collection.EmptyIterator

All Implemented Interfaces:: java.util.Iterator

public class EmptyIterator
extends java.lang.Object
implements java.util.Iterator

An Iterator over an empty collection.

Field Summary

Fields
Modifier and Type Field Description

static java.util.Iterator UNIQUE

Constructor Summary

Constructors
Modifier Constructor Description

protected EmptyIterator()
Create an EmptyIterator.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`hasNext()`	Return always false as an emtpy iterator has no elements.
`java.lang.Object`	`next()`	Throw always exception, as an empty enumeration has no elements.
`void`	`remove()`

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

- Field Detail
  - UNIQUE
```
public static final java.util.Iterator UNIQUE
```
- Constructor Detail
  - EmptyIterator
```
protected EmptyIterator()
```
    Create an EmptyIterator.
- Method Detail
  - hasNext
```
public boolean hasNext()
```
    Return always false as an emtpy iterator has no elements.
    
    Specified by:
    
    hasNext in interface java.util.Iterator
    
    Returns:
    
    Return always false as an emtpy iterator has no elements.
  - next
```
public java.lang.Object next()
```
    Throw always exception, as an empty enumeration has no elements.
    
    Specified by:
    
    next in interface java.util.Iterator
    
    Returns:
    
    never
    
    Throws:
    
    java.util.NoSuchElementException - Is thrown always
  - remove
```
public void remove()
```
    Specified by:
    
    remove in interface java.util.Iterator