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Lucene example source code file (TermVectorEntryFreqSortedComparator.java)

This example Lucene source code file (TermVectorEntryFreqSortedComparator.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Lucene tags/keywords

comparator, comparator, termvectorentry, termvectorentry, termvectorentryfreqsortedcomparator, termvectorentryfreqsortedcomparator, util

The Lucene TermVectorEntryFreqSortedComparator.java source code

package org.apache.lucene.index;
 * Copyright 2007 The Apache Software Foundation
 * Licensed 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.

import java.util.Comparator;

 * Compares {@link org.apache.lucene.index.TermVectorEntry}s first by frequency and then by
 * the term (case-sensitive)
public class TermVectorEntryFreqSortedComparator implements Comparator<TermVectorEntry> {
  public int compare(TermVectorEntry entry, TermVectorEntry entry1) {
    int result = 0;
    result = entry1.getFrequency() - entry.getFrequency();
    if (result == 0)
      result = entry.getTerm().compareTo(entry1.getTerm());
      if (result == 0)
        result = entry.getField().compareTo(entry1.getField());
    return result;

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