Class OpenNLPTokenizer

Run OpenNLP SentenceDetector and Tokenizer. The last token in each sentence is marked by setting the EOS_FLAG_BIT in the IFlagsAttribute; following filters can use this information to apply operations to tokens one sentence at a time.

Inheritance
System.Object
AttributeSource
TokenStream
Tokenizer
SegmentingTokenizerBase
OpenNLPTokenizer
Implements
System.IDisposable
Inherited Members
Namespace: Lucene.Net.Analysis.OpenNlp
Assembly: Lucene.Net.Analysis.OpenNLP.dll
Syntax
public sealed class OpenNLPTokenizer : SegmentingTokenizerBase, IDisposable

Constructors

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OpenNLPTokenizer(AttributeSource.AttributeFactory, TextReader, NLPSentenceDetectorOp, NLPTokenizerOp)

Declaration
public OpenNLPTokenizer(AttributeSource.AttributeFactory factory, TextReader reader, NLPSentenceDetectorOp sentenceOp, NLPTokenizerOp tokenizerOp)
Parameters
Type Name Description
AttributeSource.AttributeFactory factory
TextReader reader
NLPSentenceDetectorOp sentenceOp
NLPTokenizerOp tokenizerOp
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OpenNLPTokenizer(TextReader, NLPSentenceDetectorOp, NLPTokenizerOp)

Creates a new OpenNLPTokenizer

Declaration
public OpenNLPTokenizer(TextReader reader, NLPSentenceDetectorOp sentenceOp, NLPTokenizerOp tokenizerOp)
Parameters
Type Name Description
TextReader reader
NLPSentenceDetectorOp sentenceOp
NLPTokenizerOp tokenizerOp

Fields

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EOS_FLAG_BIT

Declaration
public static int EOS_FLAG_BIT
Field Value
Type Description
System.Int32

Methods

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Dispose(Boolean)

Declaration
protected override void Dispose(bool disposing)
Parameters
Type Name Description
System.Boolean disposing
Overrides
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IncrementWord()

Declaration
protected override bool IncrementWord()
Returns
Type Description
System.Boolean
Overrides
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Reset()

Declaration
public override void Reset()
Overrides
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SetNextSentence(Int32, Int32)

Declaration
protected override void SetNextSentence(int sentenceStart, int sentenceEnd)
Parameters
Type Name Description
System.Int32 sentenceStart
System.Int32 sentenceEnd
Overrides

Implements

System.IDisposable