ShingleMatrixFilter.TokenSettingsCodec (Lucene 3.6.2 API)
Keywords: org.apache.lucene.analysis.shingle.ShingleMatrixFilter.TokenSettingsCodec class

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## org.apache.lucene.analysis.shingle
Class ShingleMatrixFilter.TokenSettingsCodec

    java.lang.Object
      org.apache.lucene.analysis.shingle.ShingleMatrixFilter.TokenSettingsCodec

Direct Known Subclasses:
  ShingleMatrixFilter.OneDimensionalNonWeightedTokenSettingsCodec, ShingleMatrixFilter.SimpleThreeDimensionalTokenSettingsCodec, ShingleMatrixFilter.TwoDimensionalNonWeightedSynonymTokenSettingsCodec

Enclosing class:
  ShingleMatrixFilter

    public abstract static class ShingleMatrixFilter.TokenSettingsCodec

extends Object

Strategy used to code and decode meta data of the tokens from the input stream regarding how to position the tokens in the matrix, set and retreive weight, et c.

Constructor Summary
`ShingleMatrixFilter.TokenSettingsCodec()`

Method Summary
`abstract ShingleMatrixFilter.TokenPositioner` | `getTokenPositioner(Token token)` Retrieves information on how a `Token` is to be inserted to a `ShingleMatrixFilter.Matrix`.
`abstract float` | `getWeight(Token token)` Have this method return 1f in order to 'disable' weights.
`abstract void` | `setTokenPositioner(Token token, ShingleMatrixFilter.TokenPositioner tokenPositioner)` Sets information on how a `Token` is to be inserted to a `ShingleMatrixFilter.Matrix`.
`abstract void` | `setWeight(Token token, float weight)` Have this method do nothing in order to 'disable' weights.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### ShingleMatrixFilter.TokenSettingsCodec

    public ShingleMatrixFilter.TokenSettingsCodec()

Method Detail

### getTokenPositioner

    public abstract ShingleMatrixFilter.TokenPositioner getTokenPositioner(Token token)
                                                                    throws IOException

  Retrieves information on how a `Token` is to be inserted to a `ShingleMatrixFilter.Matrix`.

  Parameters:
    `token` -
  Returns:
    `ShingleMatrixFilter.TokenPositioner`
  Throws:
    `IOException`

### setTokenPositioner

    public abstract void setTokenPositioner(Token token,
                                            ShingleMatrixFilter.TokenPositioner tokenPositioner)

  Sets information on how a `Token` is to be inserted to a `ShingleMatrixFilter.Matrix`.

  Parameters:
    `token` -
    `tokenPositioner` -

### getWeight

    public abstract float getWeight(Token token)

  Have this method return 1f in order to 'disable' weights.

  Parameters:
    `token` -
  Returns:
    the weight of parameter token

### setWeight

    public abstract void setWeight(Token token,
                                   float weight)

  Have this method do nothing in order to 'disable' weights.

  Parameters:
    `token` -
    `weight` -

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