org.apache.lucene.codecs.simpletext

Class SimpleTextPerDocProducer

java.lang.Object

org.apache.lucene.codecs.PerDocProducer

org.apache.lucene.codecs.PerDocProducerBase

org.apache.lucene.codecs.simpletext.SimpleTextPerDocProducer

All Implemented Interfaces:

Closeable

Direct Known Subclasses:

SimpleTextNormsFormat.SimpleTextNormsPerDocProducer

public class SimpleTextPerDocProducer
extends PerDocProducerBase

Reads plain-text DocValues.

FOR RECREATIONAL USE ONLY

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

Field Summary

Fields

Modifier and Type	Field and Description
protected TreeMap<String,DocValues>	docValues

Constructor Summary

Constructors

Constructor and Description
SimpleTextPerDocProducer(SegmentReadState state, Comparator<BytesRef> comp, String segmentSuffix) Creates a new SimpleTextPerDocProducer instance and loads all DocValues instances for this segment and codec.

Method Summary

Methods

Modifier and Type	Method and Description
protected void	closeInternal(Collection<? extends Closeable> closeables)
protected Map<String,DocValues>	docValues()
protected DocValues	loadDocValues(int docCount, Directory dir, String id, DocValues.Type type, IOContext context) Loads a DocValues instance depending on the given DocValues.Type.
static String	readString(int offset, BytesRef scratch)

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

anyDocValuesFields, canLoad, close, docValues, docValuesId, getComparator, getDocValuesType, load

Methods inherited from class java.lang.Object

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

Field Detail

docValues

protected final TreeMap<String,DocValues> docValues

Constructor Detail

SimpleTextPerDocProducer

public SimpleTextPerDocProducer(SegmentReadState state,
                        Comparator<BytesRef> comp,
                        String segmentSuffix)
                         throws IOException

Creates a new SimpleTextPerDocProducer instance and loads all DocValues instances for this segment and codec.

Throws:

IOException

Method Detail

docValues

protected Map<String,DocValues> docValues()

Specified by:

docValues in class PerDocProducerBase

loadDocValues

protected DocValues loadDocValues(int docCount,
                      Directory dir,
                      String id,
                      DocValues.Type type,
                      IOContext context)
                           throws IOException

Description copied from class: PerDocProducerBase

Loads a DocValues instance depending on the given DocValues.Type. Codecs that use different implementations for a certain DocValues.Type can simply override this method and return their custom implementations.

Specified by:

loadDocValues in class PerDocProducerBase

Parameters:

docCount - number of documents in the segment

dir - the Directory to load the DocValues from

id - the unique file ID within the segment

type - the type to load

Returns:

a DocValues instance for the given type

Throws:

IOException - if an IOException occurs

closeInternal

protected void closeInternal(Collection<? extends Closeable> closeables)
                      throws IOException

Specified by:

closeInternal in class PerDocProducerBase

Throws:

IOException

readString

public static String readString(int offset,
                BytesRef scratch)