/** * */ package com.mondego.indexbased; import java.io.IOException; import java.util.HashMap; import java.util.Map; import org.apache.lucene.index.Fields; import org.apache.lucene.index.IndexReader; import org.apache.lucene.index.MultiFields; import org.apache.lucene.index.Term; import org.apache.lucene.index.Terms; import org.apache.lucene.index.TermsEnum; import org.apache.lucene.util.BytesRef; public class TermFreq { private String searchTerm; private IndexReader reader; private Map<String, Long> TermFreqMap; public TermFreq() { this.TermFreqMap = new HashMap<String, Long>(); } private void dummy() throws IOException { Fields fields = MultiFields.getFields(this.reader); Terms terms = fields.terms("field"); TermsEnum iterator = terms.iterator(null); BytesRef byteRef = null; while ((byteRef = iterator.next()) != null) { String term = new String(byteRef.bytes, byteRef.offset, byteRef.length); Term termInstance = new Term("tokens", term); long termFreq = this.reader.totalTermFreq(termInstance); this.TermFreqMap.put(term, termFreq); System.out.println(termFreq); } } public static void main (String [] args) throws IOException{ TermFreq freq = new TermFreq(); freq.dummy(); } }