Scanner (java_cup API)

All Known Implementing Classes:

ScannerBuffer
```
public interface Scanner
```
Defines the Scanner interface, which CUP uses in the default implementation of lr_parser.scan(). Integration of scanners implementing Scanner is facilitated.

Version:

last updated 23-Jul-1999

Author:

David MacMahon

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  Symbol next_token()
  Return the next token, or null on end-of-file.

- Method Detail
  - next_token
```
Symbol next_token()
           throws java.lang.Exception
```
    Return the next token, or null on end-of-file.
    
    Throws:
    
    java.lang.Exception