InternalFlexer (org.eclipse.xtend.core 2.29.0.M2 API)

```
public interface InternalFlexer
```
Public interface of JFlex based lexers.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`int`	`advance()`	Consume the next token and return its type.
`int`	`getTokenLength()`	The length of the previously consumed token.
`java.lang.String`	`getTokenText()`	The text of the previously consumed token.
`void`	`yyreset(java.io.Reader reader)`	Allows to reuse the current lexer.

- Method Detail
  - advance
```
int advance()
     throws java.io.IOException
```
    Consume the next token and return its type. Length and text are available via getTokenLength() and getTokenText() afterwards. EOF is indicated by the value -1.
    
    Throws:
    
    java.io.IOException
  - getTokenLength
```
int getTokenLength()
```
    The length of the previously consumed token.
  - getTokenText
```
java.lang.String getTokenText()
```
    The text of the previously consumed token.
  - yyreset
```
void yyreset(java.io.Reader reader)
```
    Allows to reuse the current lexer.