NullLabel (Mallet 2 API)

java.lang.Object
- cc.mallet.types.NullLabel

All Implemented Interfaces:

AlphabetCarrying
```
public class NullLabel
extends java.lang.Object
implements AlphabetCarrying
```
Object that carries a LabelAlphabet. Can be used in place of a null target for unlabeled instances, which avoids issues with alphabet checks.

Author:

Gregory Druck gdruck@cs.umass.edu

- Constructor Summary
  
  Constructors
  Constructor Description
  
  NullLabel(LabelAlphabet alphabet)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Alphabet getAlphabet()
  
  Alphabet[] getAlphabets()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - NullLabel
```
public NullLabel(LabelAlphabet alphabet)
```
- Method Detail
  - getAlphabet
```
public Alphabet getAlphabet()
```
    Specified by:
    
    getAlphabet in interface AlphabetCarrying
  - getAlphabets
```
public Alphabet[] getAlphabets()
```
    Specified by:
    
    getAlphabets in interface AlphabetCarrying