Mercurial Hosting > luan
view src/goodjava/lucene/queryparser/SynonymParser.java @ 1823:36dfc31fd607
install fix
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Wed, 07 Aug 2024 18:29:58 -0600 |
parents | b04b8fc5f4f4 |
children |
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package goodjava.lucene.queryparser; import java.util.Map; import org.apache.lucene.search.Query; import org.apache.lucene.search.BooleanQuery; import org.apache.lucene.search.BooleanClause; import org.apache.lucene.search.SortField; import goodjava.parser.ParseException; public class SynonymParser implements FieldParser { private final FieldParser fp; private final Map<String,String[]> synonymMap; public SynonymParser(FieldParser fp,Map<String,String[]> synonymMap) { this.fp = fp; this.synonymMap = synonymMap; } protected String[] getSynonyms(String query) { return synonymMap.get(query); } public Query getQuery(GoodQueryParser qp,String field,String query) throws ParseException { String[] synonyms = getSynonyms(query); if( synonyms == null ) return fp.getQuery(qp,field,query); BooleanQuery bq = new BooleanQuery(); bq.add( fp.getQuery(qp,field,query), BooleanClause.Occur.SHOULD ); for( String s : synonyms ) { bq.add( fp.getQuery(qp,field,s), BooleanClause.Occur.SHOULD ); } return bq; } public Query getRangeQuery(GoodQueryParser qp,String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) throws ParseException { return fp.getRangeQuery(qp,field,minQuery,maxQuery,includeMin,includeMax); } public SortField getSortField(GoodQueryParser qp,String field,boolean reverse) throws ParseException { return fp.getSortField(qp,field,reverse); } }