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ObjectTokenStream
TokenFilter
PluralFoldingFilter
public class PluralFoldingFilter
Improves query results by converting plural words to their singular forms.
Field Summary | |
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private WordMap |
pluralMap
Set of words to de-pluralize |
Fields inherited from class TokenFilter |
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input |
Constructor Summary | |
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PluralFoldingFilter(TokenStream input,
WordMap pluralMap)
Construct a token stream to convert plural words to singular. |
Method Summary | |
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Token |
next()
Retrieve the next token in the stream. |
Methods inherited from class TokenFilter |
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close |
Methods inherited from class Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private WordMap pluralMap
Constructor Detail |
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public PluralFoldingFilter(TokenStream input, WordMap pluralMap)
input
- Input stream of tokens to processpluralMap
- Mapping of plural words to their singular equivalents.Method Detail |
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public Token next() throws IOException
next
in class TokenStream
IOException
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