LongIterator (util 1.6.2 API)

```
public interface LongIterator
```
a more efficient iterator for sets of longs

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  boolean hasNext()
  
  long next()

- Method Detail
  - hasNext
```
boolean hasNext()
```
    Returns:
    
    true iff this iterator has a next element
  - next
```
long next()
```
    Returns:
    
    next integer in the iteration