ElisionFilter (Lucene 2.4.1 API)
Keywords: org.apache.lucene.analysis.fr.ElisionFilter class

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## org.apache.lucene.analysis.fr
Class ElisionFilter

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

    public class ElisionFilter

extends TokenFilter

Removes elisions from a token stream. For example, "l'avion" (the plane) will be tokenized as "avion" (plane).

Note that StandardTokenizer sees " ' " as a space, and cuts it out.

See Also:
  Elision in Wikipedia

Field Summary

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

Constructor Summary
`protected` | `ElisionFilter(TokenStream input)` Constructs an elision filter with standard stop words
`` | `ElisionFilter(TokenStream input, Set articles)` Constructs an elision filter with a Set of stop words
`` | `ElisionFilter(TokenStream input, String[] articles)` Constructs an elision filter with an array of stop words

Method Summary
`Token` | `next(Token reusableToken)` Returns the next input Token with term() without elisioned start
`void` | `setArticles(Set articles)`

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

Methods inherited from class org.apache.lucene.analysis.TokenStream
`next`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### ElisionFilter

    protected ElisionFilter(TokenStream input)

  Constructs an elision filter with standard stop words

### ElisionFilter

    public ElisionFilter(TokenStream input,
                         Set articles)

  Constructs an elision filter with a Set of stop words

### ElisionFilter

    public ElisionFilter(TokenStream input,
                         String[] articles)

  Constructs an elision filter with an array of stop words

Method Detail

### setArticles

    public void setArticles(Set articles)

### next

    public Token next(Token reusableToken)
               throws IOException

  Returns the next input Token with term() without elisioned start

  Overrides:
    `next` in class `TokenStream`
  Throws:
    `IOException`

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