X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/grouping/src/java/org/apache/lucene/search/grouping/TermSecondPassGroupingCollector.java?ds=sidebyside diff --git a/lucene-java-3.4.0/lucene/contrib/grouping/src/java/org/apache/lucene/search/grouping/TermSecondPassGroupingCollector.java b/lucene-java-3.4.0/lucene/contrib/grouping/src/java/org/apache/lucene/search/grouping/TermSecondPassGroupingCollector.java deleted file mode 100644 index b93d15d..0000000 --- a/lucene-java-3.4.0/lucene/contrib/grouping/src/java/org/apache/lucene/search/grouping/TermSecondPassGroupingCollector.java +++ /dev/null @@ -1,74 +0,0 @@ -package org.apache.lucene.search.grouping; - -/** - * 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. - */ - -import java.io.IOException; -import java.util.Collection; - -import org.apache.lucene.index.IndexReader; -import org.apache.lucene.search.FieldCache; -import org.apache.lucene.search.Sort; - -/** - * Concrete implementation of {@link AbstractSecondPassGroupingCollector} that groups based on - * field values and more specifically uses {@link org.apache.lucene.search.FieldCache.StringIndex} - * to collect grouped docs. - * - * @lucene.experimental - */ -public class TermSecondPassGroupingCollector extends AbstractSecondPassGroupingCollector { - - private final SentinelIntSet ordSet; - private FieldCache.StringIndex index; - private final String groupField; - - @SuppressWarnings("unchecked") - public TermSecondPassGroupingCollector(String groupField, Collection> groups, Sort groupSort, Sort withinGroupSort, - int maxDocsPerGroup, boolean getScores, boolean getMaxScores, boolean fillSortFields) - throws IOException { - super(groups, groupSort, withinGroupSort, maxDocsPerGroup, getScores, getMaxScores, fillSortFields); - ordSet = new SentinelIntSet(groupMap.size(), -1); - this.groupField = groupField; - groupDocs = (SearchGroupDocs[]) new SearchGroupDocs[ordSet.keys.length]; - } - - @Override - public void setNextReader(IndexReader reader, int docBase) throws IOException { - super.setNextReader(reader, docBase); - index = FieldCache.DEFAULT.getStringIndex(reader, groupField); - - // Rebuild ordSet - ordSet.clear(); - for (SearchGroupDocs group : groupMap.values()) { -// System.out.println(" group=" + (group.groupValue == null ? "null" : group.groupValue.utf8ToString())); - int ord = group.groupValue == null ? 0 : index.binarySearchLookup(group.groupValue); - if (ord >= 0) { - groupDocs[ordSet.put(ord)] = group; - } - } - } - - @Override - protected SearchGroupDocs retrieveGroup(int doc) throws IOException { - int slot = ordSet.find(index.order[doc]); - if (slot >= 0) { - return groupDocs[slot]; - } - return null; - } -} \ No newline at end of file