Mercurial Hosting > luan

annotate src/goodjava/lucene/queryparser/SynonymParser.java @ 1525:f848d40b3b07

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
lucene.api add boosts
author Franklin Schmidt <fschmidt@gmail.com>
date Sat, 18 Jul 2020 20:41:47 -0600
parents b04b8fc5f4f4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1458
6b6c11c9164e goodjava.lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 1402
diff changeset
1 package goodjava.lucene.queryparser;
730
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
2
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
3 import java.util.Map;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
4 import org.apache.lucene.search.Query;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
5 import org.apache.lucene.search.BooleanQuery;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
6 import org.apache.lucene.search.BooleanClause;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
7 import org.apache.lucene.search.SortField;
1402
27efb1fcbcb5 move luan.lib to goodjava
Franklin Schmidt <fschmidt@gmail.com>
parents: 1344
diff changeset
8 import goodjava.parser.ParseException;
730
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
9
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
10
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
11 public class SynonymParser implements FieldParser {
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
12 private final FieldParser fp;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
13 private final Map<String,String[]> synonymMap;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
14
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
15 public SynonymParser(FieldParser fp,Map<String,String[]> synonymMap) {
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
16 this.fp = fp;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
17 this.synonymMap = synonymMap;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
18 }
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
19
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
20 protected String[] getSynonyms(String query) {
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
21 return synonymMap.get(query);
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
22 }
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
23
1459
b04b8fc5f4f4 GoodQueryParser
Franklin Schmidt <fschmidt@gmail.com>
parents: 1458
diff changeset
24 public Query getQuery(GoodQueryParser qp,String field,String query) throws ParseException {
730
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
25 String[] synonyms = getSynonyms(query);
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
26 if( synonyms == null )
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
27 return fp.getQuery(qp,field,query);
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
28 BooleanQuery bq = new BooleanQuery();
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
29 bq.add( fp.getQuery(qp,field,query), BooleanClause.Occur.SHOULD );
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
30 for( String s : synonyms ) {
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
31 bq.add( fp.getQuery(qp,field,s), BooleanClause.Occur.SHOULD );
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
32 }
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
33 return bq;
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
34 }
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
35
1459
b04b8fc5f4f4 GoodQueryParser
Franklin Schmidt <fschmidt@gmail.com>
parents: 1458
diff changeset
36 public Query getRangeQuery(GoodQueryParser qp,String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) throws ParseException {
730
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
37 return fp.getRangeQuery(qp,field,minQuery,maxQuery,includeMin,includeMax);
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
38 }
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
39
1459
b04b8fc5f4f4 GoodQueryParser
Franklin Schmidt <fschmidt@gmail.com>
parents: 1458
diff changeset
40 public SortField getSortField(GoodQueryParser qp,String field,boolean reverse) throws ParseException {
730
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
41 return fp.getSortField(qp,field,reverse);
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
42 }
01e68da6983b add sane-lucene-queryparser source to luan
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
43 }