Class DefaultICUTokenizerConfig

Default ICUTokenizerConfig that is generally applicable to many languages.

Inheritance
System.Object
ICUTokenizerConfig
DefaultICUTokenizerConfig
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Lucene.Net.Analysis.Icu.Segmentation
Assembly: Lucene.Net.ICU.dll
Syntax
public class DefaultICUTokenizerConfig : ICUTokenizerConfig
Remarks

Generally tokenizes Unicode text according to UAX#29 (BreakIterator.GetWordInstance(ULocale.ROOT)), but with the following tailorings:

  • Thai, Lao, Myanmar, Khmer, and CJK text is broken into words with a dictionary.

This is a Lucene.NET EXPERIMENTAL API, use at your own risk

Constructors

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DefaultICUTokenizerConfig(Boolean, Boolean)

Creates a new config. This object is lightweight, but the first time the class is referenced, breakiterators will be initialized.

Declaration
public DefaultICUTokenizerConfig(bool cjkAsWords, bool myanmarAsWords)
Parameters
Type Name Description
System.Boolean cjkAsWords

true if cjk text should undergo dictionary-based segmentation, otherwise text will be segmented according to UAX#29 defaults.
System.Boolean myanmarAsWords

If this is true, all Han+Hiragana+Katakana words will be tagged as IDEOGRAPHIC.

Fields

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WORD_HANGUL

Token type for words containing Korean hangul

Declaration
public static readonly string WORD_HANGUL
Field Value
Type Description
System.String
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WORD_HIRAGANA

Token type for words containing Japanese hiragana

Declaration
public static readonly string WORD_HIRAGANA
Field Value
Type Description
System.String
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WORD_IDEO

Token type for words containing ideographic characters

Declaration
public static readonly string WORD_IDEO
Field Value
Type Description
System.String
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WORD_KATAKANA

Token type for words containing Japanese katakana

Declaration
public static readonly string WORD_KATAKANA
Field Value
Type Description
System.String
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WORD_LETTER

Token type for words that contain letters

Declaration
public static readonly string WORD_LETTER
Field Value
Type Description
System.String
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WORD_NUMBER

Token type for words that appear to be numbers

Declaration
public static readonly string WORD_NUMBER
Field Value
Type Description
System.String

Properties

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CombineCJ

Declaration
public override bool CombineCJ { get; }
Property Value
Type Description
System.Boolean
Overrides

Methods

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GetBreakIterator(Int32)

Declaration
public override BreakIterator GetBreakIterator(int script)
Parameters
Type Name Description
System.Int32 script
Returns
Type Description
ICU4N.Text.BreakIterator
Overrides
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GetType(Int32, Int32)

Declaration
public override string GetType(int script, int ruleStatus)
Parameters
Type Name Description
System.Int32 script
System.Int32 ruleStatus
Returns
Type Description
System.String
Overrides