NullCharIterator (Apache FOP 2.5 API)

java.lang.Object
- org.apache.fop.fo.CharIterator
- - org.apache.fop.fo.NullCharIterator

All Implemented Interfaces:

java.lang.Cloneable, java.util.Iterator
```
public class NullCharIterator
extends CharIterator
```
Class providing an iterator for zero characters. Used by the Block FO.

Constructor Summary

Constructors
Constructor Description

NullCharIterator()
Constructor

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static CharIterator`	`getInstance()`	Obtain the singleton instance of the null character iterator.
`boolean`	`hasNext()`
`char`	`nextChar()`

Methods inherited from class org.apache.fop.fo.CharIterator
clone, next, remove, replaceChar

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

Methods inherited from interface java.util.Iterator
forEachRemaining

- Constructor Detail
  - NullCharIterator
```
public NullCharIterator()
```
    Constructor
- Method Detail
  - getInstance
```
public static CharIterator getInstance()
```
    Obtain the singleton instance of the null character iterator.
    
    Returns:
    
    the char iterator
  - hasNext
```
public boolean hasNext()
```
    Specified by:
    
    hasNext in interface java.util.Iterator
    
    Specified by:
    
    hasNext in class CharIterator
  - nextChar
```
public char nextChar()
              throws java.util.NoSuchElementException
```
    Specified by:
    
    nextChar in class CharIterator
    
    Returns:
    
    the character that is the next character in the collection
    
    Throws:
    
    java.util.NoSuchElementException - if there are no more characters (test for this condition with java.util.Iterator.hasNext()).