java.lang.Object
- org.apache.lucene.util.AttributeSource
- - org.apache.lucene.analysis.TokenStream
  - - org.apache.lucene.analysis.TokenFilter
    - - org.apache.lucene.analysis.fr.ElisionFilter

All Implemented Interfaces:

Closeable, AutoCloseable
```
public final class ElisionFilter
extends TokenFilter
```
Removes elisions from a TokenStream. For example, "l'avion" (the plane) will be tokenized as "avion" (plane).

See Also:

Elision in Wikipedia

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource
  AttributeSource.AttributeFactory, AttributeSource.State

Field Summary
- Fields inherited from class org.apache.lucene.analysis.TokenFilter
  input

Constructor Summary

Constructors
Constructor	Description
`ElisionFilter(TokenStream input)`	Deprecated. use `ElisionFilter(Version, TokenStream)` instead
`ElisionFilter(TokenStream input, String[] articles)`	Deprecated. use `ElisionFilter(Version, TokenStream, Set)` instead
`ElisionFilter(TokenStream input, Set<?> articles)`	Deprecated. use `ElisionFilter(Version, TokenStream, Set)` instead
`ElisionFilter(Version matchVersion, TokenStream input)`	Constructs an elision filter with standard stop words
`ElisionFilter(Version matchVersion, TokenStream input, Set<?> articles)`	Constructs an elision filter with a Set of stop words

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`boolean`	`incrementToken()`	Increments the `TokenStream` with a `CharTermAttribute` without elisioned start
`void`	`setArticles(Set<?> articles)`	Deprecated. use `setArticles(Version, Set)` instead
`void`	`setArticles(Version matchVersion, Set<?> articles)`	Deprecated. use `ElisionFilter(Version, TokenStream, Set)` instead

Methods inherited from class org.apache.lucene.analysis.TokenFilter
close, end, reset

Methods inherited from class org.apache.lucene.util.AttributeSource
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, restoreState, toString

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - ElisionFilter
```
public ElisionFilter(Version matchVersion,
                     TokenStream input)
```
    Constructs an elision filter with standard stop words
  - ElisionFilter
```
@Deprecated
public ElisionFilter(TokenStream input)
```
    Deprecated.
    use ElisionFilter(Version, TokenStream) instead
    
    Constructs an elision filter with standard stop words
  - ElisionFilter
```
@Deprecated
public ElisionFilter(TokenStream input,
                     Set<?> articles)
```
    Deprecated.
    use ElisionFilter(Version, TokenStream, Set) instead
    
    Constructs an elision filter with a Set of stop words
  - ElisionFilter
```
public ElisionFilter(Version matchVersion,
                     TokenStream input,
                     Set<?> articles)
```
    Constructs an elision filter with a Set of stop words
    
    Parameters:
    
    matchVersion - the lucene backwards compatibility version
    
    input - the source TokenStream
    
    articles - a set of stopword articles
  - ElisionFilter
```
@Deprecated
public ElisionFilter(TokenStream input,
                     String[] articles)
```
    Deprecated.
    use ElisionFilter(Version, TokenStream, Set) instead
    
    Constructs an elision filter with an array of stop words
- Method Detail
  - setArticles
```
@Deprecated
public void setArticles(Version matchVersion,
                        Set<?> articles)
```
    Deprecated.
    use ElisionFilter(Version, TokenStream, Set) instead
    
    Set the stopword articles
    
    Parameters:
    
    matchVersion - the lucene backwards compatibility version
    
    articles - a set of articles
  - setArticles
```
@Deprecated
public void setArticles(Set<?> articles)
```
    Deprecated.
    use setArticles(Version, Set) instead
    
    Set the stopword articles
    
    Parameters:
    
    articles - a set of articles
  - incrementToken
```
public final boolean incrementToken()
                             throws IOException
```
    Increments the TokenStream with a CharTermAttribute without elisioned start
    
    Specified by:
    
    incrementToken in class TokenStream
    
    Returns:
    
    false for end of stream; true otherwise
    
    Throws:
    
    IOException

Class ElisionFilter

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource

Field Summary

Fields inherited from class org.apache.lucene.analysis.TokenFilter

Constructor Summary

Method Summary

Methods inherited from class org.apache.lucene.analysis.TokenFilter

Methods inherited from class org.apache.lucene.util.AttributeSource

Methods inherited from class java.lang.Object

Constructor Detail

ElisionFilter

ElisionFilter

ElisionFilter

ElisionFilter

ElisionFilter

Method Detail

setArticles

setArticles

incrementToken