## Uses of Class
org.apache.lucene.codecs.Codec

Packages that use Codec
Package | Description
--- | ---
org.apache.lucene.codecs | Codecs API: API for customization of the encoding and structure of the index.
org.apache.lucene.codecs.lucene3x | Codec to support Lucene 3.x indexes (readonly)
org.apache.lucene.codecs.lucene40 | Lucene 4.0 file format.
org.apache.lucene.codecs.lucene41 | Lucene 4.1 file format.
org.apache.lucene.codecs.lucene42 | Lucene 4.2 file format.
org.apache.lucene.index | Code to maintain and access indices.

### Uses of Codec in org.apache.lucene.codecs

Subclasses of Codec in org.apache.lucene.codecs
Modifier and Type | Class and Description
--- | ---
`class` | `FilterCodec` A codec that forwards all its method calls to another codec.

Fields in org.apache.lucene.codecs declared as Codec
Modifier and Type | Field and Description
--- | ---
`protected Codec` | FilterCodec.`delegate` The codec to filter.

Methods in org.apache.lucene.codecs that return Codec
Modifier and Type | Method and Description
--- | ---
`static Codec` | Codec.`forName(String name)` looks up a codec by name
`static Codec` | Codec.`getDefault()` expert: returns the default codec used for newly created `IndexWriterConfig`s.

Methods in org.apache.lucene.codecs with parameters of type Codec
Modifier and Type | Method and Description
--- | ---
`static void` | Codec.`setDefault(Codec codec)` expert: sets the default codec used for newly created `IndexWriterConfig`s.

Constructors in org.apache.lucene.codecs with parameters of type Codec
Constructor and Description
`FilterCodec(String name, Codec delegate)` Sole constructor.

### Uses of Codec in org.apache.lucene.codecs.lucene3x

Subclasses of Codec in org.apache.lucene.codecs.lucene3x
Modifier and Type | Class and Description
--- | ---
`class` | `Lucene3xCodec` Deprecated. Only for reading existing 3.x indexes

### Uses of Codec in org.apache.lucene.codecs.lucene40

Subclasses of Codec in org.apache.lucene.codecs.lucene40
Modifier and Type | Class and Description
--- | ---
`class` | `Lucene40Codec` Deprecated. Only for reading old 4.0 segments

### Uses of Codec in org.apache.lucene.codecs.lucene41

Subclasses of Codec in org.apache.lucene.codecs.lucene41
Modifier and Type | Class and Description
--- | ---
`class` | `Lucene41Codec` Deprecated. Only for reading old 4.0 segments

### Uses of Codec in org.apache.lucene.codecs.lucene42

Subclasses of Codec in org.apache.lucene.codecs.lucene42
Modifier and Type | Class and Description
--- | ---
`class` | `Lucene42Codec` Implements the Lucene 4.2 index format, with configurable per-field postings and docvalues formats.

### Uses of Codec in org.apache.lucene.index

Fields in org.apache.lucene.index declared as Codec
Modifier and Type | Field and Description
--- | ---
`protected Codec` | LiveIndexWriterConfig.`codec` `Codec` used to write new segments.
`Codec` | CheckIndex.Status.SegmentInfoStatus.`codec` Codec used to read this segment.

Methods in org.apache.lucene.index that return Codec
Modifier and Type | Method and Description
--- | ---
`Codec` | SegmentInfo.`getCodec()` Return `Codec` that wrote this segment.
`Codec` | LiveIndexWriterConfig.`getCodec()` Returns the current `Codec`.
`Codec` | IndexWriterConfig.`getCodec()`

Methods in org.apache.lucene.index with parameters of type Codec
Modifier and Type | Method and Description
--- | ---
`void` | CheckIndex.`fixIndex(CheckIndex.Status result, Codec codec)` Repairs the index using previously returned result from `CheckIndex.checkIndex()`.
`void` | SegmentInfo.`setCodec(Codec codec)` Can only be called once.
`IndexWriterConfig` | IndexWriterConfig.`setCodec(Codec codec)` Set the `Codec`.

Constructors in org.apache.lucene.index with parameters of type Codec
Constructor and Description
`SegmentInfo(Directory dir, String version, String name, int docCount, boolean isCompoundFile, Codec codec, Map<String,String> diagnostics, Map<String,String> attributes)` Construct a new complete SegmentInfo instance from input.