Class Lucene40Codec

Implements the Lucene 4.0 index format, with configurable per-field postings formats.

If you want to reuse functionality of this codec in another codec, extend FilterCodec.

See Lucene.Net.Codecs.Lucene40 package documentation for file format details.
Inheritance
object
Codec
Lucene40Codec
Inherited Members
Namespace: Lucene.Net.Codecs.Lucene40
Assembly: Lucene.Net.dll
Syntax
[Obsolete("Only for reading old 4.0 segments")]
[CodecName("Lucene40")]
public class Lucene40Codec : Codec

Constructors

Lucene40Codec()

Sole constructor.

Declaration
public Lucene40Codec()

Properties

DocValuesFormat

Encodes/decodes docvalues.

Declaration
public override DocValuesFormat DocValuesFormat { get; }
Property Value
Type Description
DocValuesFormat
Overrides

FieldInfosFormat

Encodes/decodes field infos file.

Declaration
public override FieldInfosFormat FieldInfosFormat { get; }
Property Value
Type Description
FieldInfosFormat
Overrides

LiveDocsFormat

Encodes/decodes live docs.

Declaration
public override sealed LiveDocsFormat LiveDocsFormat { get; }
Property Value
Type Description
LiveDocsFormat
Overrides

NormsFormat

Encodes/decodes document normalization values.

Declaration
public override NormsFormat NormsFormat { get; }
Property Value
Type Description
NormsFormat
Overrides

PostingsFormat

Encodes/decodes postings.

Declaration
public override sealed PostingsFormat PostingsFormat { get; }
Property Value
Type Description
PostingsFormat
Overrides

SegmentInfoFormat

Encodes/decodes segment info file.

Declaration
public override SegmentInfoFormat SegmentInfoFormat { get; }
Property Value
Type Description
SegmentInfoFormat
Overrides

StoredFieldsFormat

Encodes/decodes stored fields.

Declaration
public override sealed StoredFieldsFormat StoredFieldsFormat { get; }
Property Value
Type Description
StoredFieldsFormat
Overrides

TermVectorsFormat

Encodes/decodes term vectors.

Declaration
public override sealed TermVectorsFormat TermVectorsFormat { get; }
Property Value
Type Description
TermVectorsFormat
Overrides

Methods

GetPostingsFormatForField(string)

Returns the postings format that should be used for writing new segments of field.

The default implementation always returns "Lucene40".
Declaration
public virtual PostingsFormat GetPostingsFormatForField(string field)
Parameters
Type Name Description
string field
Returns
Type Description
PostingsFormat