CharacterIterator (central-repository 4.0.0 API)

All Known Implementing Classes:

CharacterArrayCharacterIterator, ReaderCharacterIterator, StreamCharacterIterator, StringCharacterIterator
```
public interface CharacterIterator
```
Encapsulates different types of character sources - String, InputStream, ... Defines a set of common methods

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`char`	`charAt(int pos)`
`boolean`	`isEnd(int pos)`
`String`	`substring(int beginIndex)`
`String`	`substring(int beginIndex, int endIndex)`

- Method Detail
  - substring
```
String substring(int beginIndex,
                 int endIndex)
```
    Returns:
    
    a substring
  - substring
```
String substring(int beginIndex)
```
    Returns:
    
    a substring
  - charAt
```
char charAt(int pos)
```
    Returns:
    
    a character at the specified position.
  - isEnd
```
boolean isEnd(int pos)
```
    Returns:
    
    true iff if the specified index is after the end of the character stream