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

CarrotClusteringEngine()

Method Summary

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