org.apache.lucene.codecs.diskdv
Class DiskDocValuesFormat

java.lang.Object
  org.apache.lucene.codecs.DocValuesFormat
      org.apache.lucene.codecs.diskdv.DiskDocValuesFormat

All Implemented Interfaces:

NamedSPILoader.NamedSPI

public final class DiskDocValuesFormat
extends DocValuesFormat

DocValues format that keeps most things on disk.

Only things like disk offsets are loaded into ram.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Field Summary

static String	DATA_CODEC
static String	DATA_EXTENSION
static String	META_CODEC
static String	META_EXTENSION

Constructor Summary

DiskDocValuesFormat()

Method Summary

DocValuesConsumer	fieldsConsumer(SegmentWriteState state)
DocValuesProducer	fieldsProducer(SegmentReadState state)

Methods inherited from class org.apache.lucene.codecs.DocValuesFormat

availableDocValuesFormats, forName, getName, reloadDocValuesFormats, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

DATA_CODEC

public static final String DATA_CODEC

See Also:

Constant Field Values

DATA_EXTENSION

public static final String DATA_EXTENSION

See Also:

Constant Field Values

META_CODEC

public static final String META_CODEC

See Also:

Constant Field Values

META_EXTENSION

public static final String META_EXTENSION

See Also:

Constant Field Values

Constructor Detail

DiskDocValuesFormat

public DiskDocValuesFormat()

Method Detail

fieldsConsumer

public DocValuesConsumer fieldsConsumer(SegmentWriteState state)
                                 throws IOException

Specified by:

fieldsConsumer in class DocValuesFormat

Throws:

IOException

fieldsProducer

public DocValuesProducer fieldsProducer(SegmentReadState state)
                                 throws IOException

Specified by:

fieldsProducer in class DocValuesFormat

Throws:

IOException