org.apache.lucene.facet.index

Class FacetsPayloadProcessorProvider.FacetsPayloadProcessor

java.lang.Object

org.apache.lucene.index.PayloadProcessorProvider.PayloadProcessor

org.apache.lucene.facet.index.FacetsPayloadProcessorProvider.FacetsPayloadProcessor

Enclosing class:

FacetsPayloadProcessorProvider

public static class FacetsPayloadProcessorProvider.FacetsPayloadProcessor
extends PayloadProcessorProvider.PayloadProcessor

A PayloadProcessor for updating facets ordinal references, based on an ordinal map

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	FacetsPayloadProcessorProvider.FacetsPayloadProcessor(CategoryListParams params, int[] ordinalMap)

Method Summary

Methods

Modifier and Type	Method and Description
int	payloadLength() Returns the length of the payload that was returned by PayloadProcessorProvider.PayloadProcessor.processPayload(byte[], int, int).
byte[]	processPayload(byte[] payload, int start, int length) Process the incoming payload and returns the resulting byte[].

Methods inherited from class java.lang.Object

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

Constructor Detail

FacetsPayloadProcessorProvider.FacetsPayloadProcessor

protected FacetsPayloadProcessorProvider.FacetsPayloadProcessor(CategoryListParams params,
                                                     int[] ordinalMap)

Parameters:

params - defines the encoding of facet ordinals as payload

ordinalMap - an array mapping previous facets ordinals to new ones

Method Detail

payloadLength

public int payloadLength()
                  throws IOException

Description copied from class: PayloadProcessorProvider.PayloadProcessor

Returns the length of the payload that was returned by PayloadProcessorProvider.PayloadProcessor.processPayload(byte[], int, int).

Specified by:

payloadLength in class PayloadProcessorProvider.PayloadProcessor

Throws:

IOException

processPayload

public byte[] processPayload(byte[] payload,
                    int start,
                    int length)
                      throws IOException

Description copied from class: PayloadProcessorProvider.PayloadProcessor

Process the incoming payload and returns the resulting byte[]. Note that a new array might be allocated if the given array is not big enough. The length of the new payload data can be obtained via PayloadProcessorProvider.PayloadProcessor.payloadLength().

Specified by:

processPayload in class PayloadProcessorProvider.PayloadProcessor

Throws:

IOException