org.apache.lucene.analysis
Class LengthFilter
java.lang.Object
org.apache.lucene.util.AttributeSource
org.apache.lucene.analysis.TokenStream
org.apache.lucene.analysis.TokenFilter
org.apache.lucene.analysis.LengthFilter
- All Implemented Interfaces:
- Closeable
public final class LengthFilter
- extends TokenFilter
Removes words that are too long or too short from the stream.
Constructor Summary |
LengthFilter(TokenStream in,
int min,
int max)
Build a filter that removes words that are too long or too
short from the text. |
Method Summary |
boolean |
incrementToken()
Returns the next input Token whose term() is the right len |
Methods inherited from class org.apache.lucene.util.AttributeSource |
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, restoreState, toString |
LengthFilter
public LengthFilter(TokenStream in,
int min,
int max)
- Build a filter that removes words that are too long or too
short from the text.
incrementToken
public final boolean incrementToken()
throws IOException
- Returns the next input Token whose term() is the right len
- Specified by:
incrementToken
in class TokenStream
- Returns:
- false for end of stream; true otherwise
- Throws:
IOException
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