org.apache.lucene.facet.index.categorypolicy
Class DefaultOrdinalPolicy

java.lang.Object
  org.apache.lucene.facet.index.categorypolicy.DefaultOrdinalPolicy

All Implemented Interfaces:

Serializable, OrdinalPolicy

public class DefaultOrdinalPolicy
extends Object
implements OrdinalPolicy

This class filters our the ROOT category ID. For more information see OrdinalPolicy.

See Also:

Serialized Form

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

Constructor Summary

DefaultOrdinalPolicy()

Method Summary

void	init(TaxonomyWriter taxonomyWriter) Implemented as NO-OP as the default is not taxonomy dependent
boolean	shouldAdd(int ordinal) Filters out (returns false) ordinals equal or less than TaxonomyReader.ROOT_ORDINAL.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultOrdinalPolicy

public DefaultOrdinalPolicy()

Method Detail

shouldAdd

public boolean shouldAdd(int ordinal)

Filters out (returns false) ordinals equal or less than TaxonomyReader.ROOT_ORDINAL. true otherwise.

Specified by:

shouldAdd in interface OrdinalPolicy

Parameters:

ordinal - A given category ordinal which is to be tested for stream addition.

Returns:

true if the category should be added. false otherwise.

init

public void init(TaxonomyWriter taxonomyWriter)

Implemented as NO-OP as the default is not taxonomy dependent

Specified by:

init in interface OrdinalPolicy

Parameters:

taxonomyWriter - A relevant taxonomyWriter object, with which ordinals sent to OrdinalPolicy.shouldAdd(int) are examined.