LetterTokenizerFactory (Lucene 9.0.0 common API)

java.lang.Object
- org.apache.lucene.analysis.AbstractAnalysisFactory
- - org.apache.lucene.analysis.TokenizerFactory
  - - org.apache.lucene.analysis.core.LetterTokenizerFactory

```
public class LetterTokenizerFactory
extends TokenizerFactory
```
Factory for LetterTokenizer.
```
 <fieldType name="text_letter" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.LetterTokenizerFactory" maxTokenLen="256"/>
   </analyzer>
 </fieldType>
```
Options:
- maxTokenLen: max token length, must be greater than 0 and less than MAX_TOKEN_LENGTH_LIMIT (1024*1024). It is rare to need to change this else CharTokenizer::DEFAULT_MAX_TOKEN_LEN
Since:

3.1

SPI Name (case-insensitive: if the name is 'htmlStrip', 'htmlstrip' can be used when looking up the service).

"letter"

Field Summary

Fields
Modifier and Type Field Description

static String NAME
SPI name
- Fields inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory
  LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion

Constructor Summary

Constructors
Constructor	Description
`LetterTokenizerFactory()`	Default ctor for compatibility with SPI
`LetterTokenizerFactory(Map<String,String> args)`	Creates a new LetterTokenizerFactory

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

LetterTokenizer create(AttributeFactory factory)
- Methods inherited from class org.apache.lucene.analysis.TokenizerFactory
  availableTokenizers, create, findSPIName, forName, lookupClass, reloadTokenizers
- Methods inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory
  defaultCtorException, get, get, get, get, get, getBoolean, getChar, getClassArg, getFloat, getInt, getLines, getLuceneMatchVersion, getOriginalArgs, getPattern, getSet, getSnowballWordSet, getWordSet, isExplicitLuceneMatchVersion, require, require, require, requireBoolean, requireChar, requireFloat, requireInt, setExplicitLuceneMatchVersion, splitAt, splitFileNames
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - NAME
```
public static final String NAME
```
    SPI name
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - LetterTokenizerFactory
```
public LetterTokenizerFactory(Map<String,String> args)
```
    Creates a new LetterTokenizerFactory
  - LetterTokenizerFactory
```
public LetterTokenizerFactory()
```
    Default ctor for compatibility with SPI
- Method Detail
  - create
```
public LetterTokenizer create(AttributeFactory factory)
```
    Specified by:
    
    create in class TokenizerFactory