org.apache.lucene.codecs

Class DocValuesProducer

java.lang.Object

org.apache.lucene.codecs.DocValuesProducer

All Implemented Interfaces:

Closeable, AutoCloseable

public abstract class DocValuesProducer
extends Object
implements Closeable

Abstract API that produces numeric, binary and sorted docvalues.

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

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DocValuesProducer() Sole constructor.

Method Summary

Methods

Modifier and Type	Method and Description
abstract BinaryDocValues	getBinary(FieldInfo field) Returns BinaryDocValues for this field.
abstract NumericDocValues	getNumeric(FieldInfo field) Returns NumericDocValues for this field.
abstract SortedDocValues	getSorted(FieldInfo field) Returns SortedDocValues for this field.
abstract SortedSetDocValues	getSortedSet(FieldInfo field) Returns SortedSetDocValues for this field.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Constructor Detail

DocValuesProducer

protected DocValuesProducer()

Sole constructor. (For invocation by subclass constructors, typically implicit.)

Method Detail

getNumeric

public abstract NumericDocValues getNumeric(FieldInfo field)
                                     throws IOException

Returns NumericDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Throws:

IOException

getBinary

public abstract BinaryDocValues getBinary(FieldInfo field)
                                   throws IOException

Returns BinaryDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Throws:

IOException

getSorted

public abstract SortedDocValues getSorted(FieldInfo field)
                                   throws IOException

Returns SortedDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Throws:

IOException

getSortedSet

public abstract SortedSetDocValues getSortedSet(FieldInfo field)
                                         throws IOException

Returns SortedSetDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Throws:

IOException