/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.solr.handler.component;
import java.io.IOException;
import java.net.URL;
import org.apache.solr.common.params.MoreLikeThisParams;
import org.apache.solr.common.params.SolrParams;
import org.apache.solr.common.util.NamedList;
import org.apache.solr.handler.MoreLikeThisHandler;
import org.apache.solr.search.DocList;
import org.apache.solr.search.SolrIndexSearcher;
/**
* TODO!
*
* @version $Id: MoreLikeThisComponent.java 631357 2008-02-26 19:47:07Z yonik $
* @since solr 1.3
*/
public class MoreLikeThisComponent extends SearchComponent
{
public static final String COMPONENT_NAME = "mlt";
@Override
public void prepare(ResponseBuilder rb) throws IOException
{
}
@Override
public void process(ResponseBuilder rb) throws IOException
{
SolrParams p = rb.req.getParams();
if( p.getBool( MoreLikeThisParams.MLT, false ) ) {
SolrIndexSearcher searcher = rb.req.getSearcher();
MoreLikeThisHandler.MoreLikeThisHelper mlt
= new MoreLikeThisHandler.MoreLikeThisHelper( p, searcher );
int mltcount = p.getInt( MoreLikeThisParams.DOC_COUNT, 5 );
NamedList<DocList> sim = mlt.getMoreLikeThese(
rb.getResults().docList, mltcount, rb.getFieldFlags() );
// TODO ???? add this directly to the response?
rb.rsp.add( "moreLikeThis", sim );
}
}
/////////////////////////////////////////////
/// SolrInfoMBean
////////////////////////////////////////////
@Override
public String getDescription() {
return "More Like This";
}
@Override
public String getVersion() {
return "$Revision: 631357 $";
}
@Override
public String getSourceId() {
return "$Id: MoreLikeThisComponent.java 631357 2008-02-26 19:47:07Z yonik $";
}
@Override
public String getSource() {
return "$URL: https://svn.apache.org/repos/asf/lucene/dev/trunk/solr/src/java/org/apache/solr/handler/component/MoreLikeThisComponent.java $";
}
@Override
public URL[] getDocs() {
return null;
}
}