Package org.elasticsearch.index.codec

Class CodecService

org.elasticsearch.index.codec.CodecService
public class CodecService extends
Since Lucene 4.0 low level index segments are read and written through a codec layer that allows to use use-case specific file formats & data-structures per field. Elasticsearch exposes the full Codec capabilities through this CodecService.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static
    BEST_COMPRESSION_CODEC
     
    static
    DEFAULT_CODEC
     
    static
    LUCENE_DEFAULT_CODEC
    the raw unfiltered lucene default.

  • Constructor Summary

    Constructors
    Constructor
    Description
    CodecService​(MapperService mapperService, org.apache.logging.log4j.Logger logger)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    []
    availableCodecs()
    Returns all registered available codec names
    org.apache.lucene.codecs.Codec
     name)
     

    Methods inherited from class java.lang.

    , , , , , , , , , ,

  • Field Details

    • DEFAULT_CODEC

      public static final  DEFAULT_CODEC
      See Also:
      Constant Field Values

    • BEST_COMPRESSION_CODEC

      public static final  BEST_COMPRESSION_CODEC
      See Also:
      Constant Field Values

    • LUCENE_DEFAULT_CODEC

      public static final  LUCENE_DEFAULT_CODEC
      the raw unfiltered lucene default. useful for testing
      See Also:
      Constant Field Values

  • Constructor Details

    • CodecService

      public CodecService​(@Nullable MapperService mapperService, org.apache.logging.log4j.Logger logger)

  • Method Details

    • codec

      public org.apache.lucene.codecs.Codec codec​( name)

    • availableCodecs

      public [] availableCodecs()
      Returns all registered available codec names