org.apache.solr.handler.clustering.carrot2

Class CarrotClusteringEngine

java.lang.Object

org.apache.solr.handler.clustering.ClusteringEngine

org.apache.solr.handler.clustering.SearchClusteringEngine

org.apache.solr.handler.clustering.carrot2.CarrotClusteringEngine

public class CarrotClusteringEngine
extends SearchClusteringEngine

Search results clustering engine based on Carrot2 clustering algorithms.

Output from this class is subject to change.

See Also:

"http://project.carrot2.org"

Field Summary

Fields inherited from class org.apache.solr.handler.clustering.ClusteringEngine

DEFAULT_ENGINE_NAME, ENGINE_NAME

Constructor Summary

Constructors

Constructor and Description
CarrotClusteringEngine()

Method Summary

Methods

Modifier and Type	Method and Description
Object	cluster(Query query, DocList docList, SolrQueryRequest sreq) Deprecated.
Object	cluster(Query query, SolrDocumentList solrDocList, Map<SolrDocument,Integer> docIds, SolrQueryRequest sreq)
protected Set<String>	getFieldsToLoad(SolrQueryRequest sreq) Returns the set of field names to load.
String	init(NamedList config, SolrCore core)

Methods inherited from class org.apache.solr.handler.clustering.SearchClusteringEngine

getSolrDocumentList

Methods inherited from class org.apache.solr.handler.clustering.ClusteringEngine

getName

Methods inherited from class java.lang.Object

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

Constructor Detail

CarrotClusteringEngine

public CarrotClusteringEngine()

Method Detail

cluster

@Deprecated
public Object cluster(Query query,
                        DocList docList,
                        SolrQueryRequest sreq)

Deprecated.

Specified by:

cluster in class SearchClusteringEngine

cluster

public Object cluster(Query query,
             SolrDocumentList solrDocList,
             Map<SolrDocument,Integer> docIds,
             SolrQueryRequest sreq)

Specified by:

cluster in class SearchClusteringEngine

init

public String init(NamedList config,
          SolrCore core)

Overrides:

init in class ClusteringEngine

getFieldsToLoad

protected Set<String> getFieldsToLoad(SolrQueryRequest sreq)

Description copied from class: SearchClusteringEngine

Returns the set of field names to load. Concrete classes can override this method if needed. Default implementation returns null, that is, all stored fields are loaded.

Overrides:

getFieldsToLoad in class SearchClusteringEngine

Returns:

set of field names to load