org.apache.lucene.analysis.core

## Class KeywordTokenizer

- java.lang.Object
- - org.apache.lucene.util.AttributeSource
  - - org.apache.lucene.analysis.TokenStream
    - - org.apache.lucene.analysis.Tokenizer
      - - org.apache.lucene.analysis.core.KeywordTokenizer

- All Implemented Interfaces:
    Closeable, AutoCloseable

      public final class KeywordTokenizer
      extends Tokenizer

  Emits the entire input as a single token.

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource

      `AttributeSource.State`

  - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static int` | `DEFAULT_BUFFER_SIZE` Default read buffer size

    - ### Fields inherited from class org.apache.lucene.analysis.Tokenizer

      `input`

    - ### Fields inherited from class org.apache.lucene.analysis.TokenStream

      `DEFAULT_TOKEN_ATTRIBUTE_FACTORY`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `KeywordTokenizer()`
    `KeywordTokenizer(AttributeFactory factory, int bufferSize)`
    `KeywordTokenizer(int bufferSize)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `end()`
    `boolean` | `incrementToken()`
    `void` | `reset()`

    - ### Methods inherited from class org.apache.lucene.analysis.Tokenizer

      `close, correctOffset, setReader`

    - ### Methods inherited from class org.apache.lucene.util.AttributeSource

      `addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, endAttributes, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, removeAllAttributes, restoreState, toString`

    - ### Methods inherited from class java.lang.Object

      `clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### DEFAULT_BUFFER_SIZE

          public static final int DEFAULT_BUFFER_SIZE

      Default read buffer size
      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### KeywordTokenizer

          public KeywordTokenizer()

    - #### KeywordTokenizer

          public KeywordTokenizer(int bufferSize)

    - #### KeywordTokenizer

          public KeywordTokenizer(AttributeFactory factory,
                                  int bufferSize)

  - ### Method Detail

    - #### incrementToken

          public final boolean incrementToken()
                                       throws IOException

      Specified by:
        `incrementToken` in class `TokenStream`
      Throws:
        `IOException`

    - #### end

          public final void end()
                         throws IOException

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

    - #### reset

          public void reset()
                     throws IOException

      Overrides:
        `reset` in class `Tokenizer`
      Throws:
        `IOException`

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