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comparison src/luan/modules/lucene/LuceneIndex.java @ 1459:b04b8fc5f4f4

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GoodQueryParser
author Franklin Schmidt <fschmidt@gmail.com>
date Fri, 20 Mar 2020 11:06:53 -0600
parents 6b6c11c9164e
children 13cbce740e1e
comparison
equal deleted inserted replaced
1458:6b6c11c9164e 1459:b04b8fc5f4f4
66 import org.apache.lucene.search.highlight.Fragmenter; 66 import org.apache.lucene.search.highlight.Fragmenter;
67 import org.apache.lucene.search.highlight.NullFragmenter; 67 import org.apache.lucene.search.highlight.NullFragmenter;
68 import org.apache.lucene.search.highlight.SimpleSpanFragmenter; 68 import org.apache.lucene.search.highlight.SimpleSpanFragmenter;
69 import org.apache.lucene.search.highlight.QueryScorer; 69 import org.apache.lucene.search.highlight.QueryScorer;
70 import org.apache.lucene.search.highlight.TokenGroup; 70 import org.apache.lucene.search.highlight.TokenGroup;
71 import goodjava.lucene.queryparser.SaneQueryParser; 71 import goodjava.lucene.queryparser.GoodQueryParser;
72 import goodjava.lucene.queryparser.FieldParser; 72 import goodjava.lucene.queryparser.FieldParser;
73 import goodjava.lucene.queryparser.MultiFieldParser; 73 import goodjava.lucene.queryparser.MultiFieldParser;
74 import goodjava.lucene.queryparser.StringFieldParser; 74 import goodjava.lucene.queryparser.StringFieldParser;
75 import goodjava.lucene.queryparser.NumberFieldParser; 75 import goodjava.lucene.queryparser.NumberFieldParser;
76 import goodjava.parser.ParseException; 76 import goodjava.parser.ParseException;
245 } 245 }
246 246
247 public void delete(String queryStr) 247 public void delete(String queryStr)
248 throws IOException, ParseException, SQLException, LuanException 248 throws IOException, ParseException, SQLException, LuanException
249 { 249 {
250 Query query = SaneQueryParser.parseQuery(mfp,queryStr); 250 Query query = GoodQueryParser.parseQuery(mfp,queryStr);
251 251
252 boolean commit = !writeLock.isHeldByCurrentThread(); 252 boolean commit = !writeLock.isHeldByCurrentThread();
253 writeLock.lock(); 253 writeLock.lock();
254 try { 254 try {
255 backupDelete(query); 255 backupDelete(query);
509 509
510 public int advanced_search( String queryStr, LuanFunction fn, Integer n, String sortStr ) 510 public int advanced_search( String queryStr, LuanFunction fn, Integer n, String sortStr )
511 throws LuanException, IOException, ParseException 511 throws LuanException, IOException, ParseException
512 { 512 {
513 Utils.checkNotNull(queryStr); 513 Utils.checkNotNull(queryStr);
514 Query query = SaneQueryParser.parseQuery(mfp,queryStr); 514 Query query = GoodQueryParser.parseQuery(mfp,queryStr);
515 IndexSearcher searcher = threadLocalSearcher.get(); 515 IndexSearcher searcher = threadLocalSearcher.get();
516 boolean inTransaction = searcher != null; 516 boolean inTransaction = searcher != null;
517 if( !inTransaction ) 517 if( !inTransaction )
518 searcher = openSearcher(); 518 searcher = openSearcher();
519 try { 519 try {
541 if( fn==null || n==0 ) { 541 if( fn==null || n==0 ) {
542 TotalHitCountCollector thcc = new TotalHitCountCollector(); 542 TotalHitCountCollector thcc = new TotalHitCountCollector();
543 searcher.search(query,thcc); 543 searcher.search(query,thcc);
544 return thcc.getTotalHits(); 544 return thcc.getTotalHits();
545 } 545 }
546 Sort sort = sortStr==null ? null : SaneQueryParser.parseSort(mfp,sortStr); 546 Sort sort = sortStr==null ? null : GoodQueryParser.parseSort(mfp,sortStr);
547 TopDocs td = sort==null ? searcher.search(query,n) : searcher.search(query,n,sort); 547 TopDocs td = sort==null ? searcher.search(query,n) : searcher.search(query,n,sort);
548 final ScoreDoc[] scoreDocs = td.scoreDocs; 548 final ScoreDoc[] scoreDocs = td.scoreDocs;
549 DocFn docFn = new DocFn(fn.luan(),searcher,query); 549 DocFn docFn = new DocFn(fn.luan(),searcher,query);
550 for( int i=0; i<scoreDocs.length; i++ ) { 550 for( int i=0; i<scoreDocs.length; i++ ) {
551 ScoreDoc scoreDoc = scoreDocs[i]; 551 ScoreDoc scoreDoc = scoreDocs[i];
727 }; 727 };
728 728
729 public LuanFunction highlighter(String queryStr,final LuanFunction formatter,final Integer fragmentSize,String dotdotdot) 729 public LuanFunction highlighter(String queryStr,final LuanFunction formatter,final Integer fragmentSize,String dotdotdot)
730 throws ParseException 730 throws ParseException
731 { 731 {
732 Query query = SaneQueryParser.parseQuery(mfp,queryStr); 732 Query query = GoodQueryParser.parseQuery(mfp,queryStr);
733 Formatter fmt = new Formatter() { 733 Formatter fmt = new Formatter() {
734 public String highlightTerm(String originalText,TokenGroup tokenGroup) { 734 public String highlightTerm(String originalText,TokenGroup tokenGroup) {
735 if( tokenGroup.getTotalScore() <= 0 ) 735 if( tokenGroup.getTotalScore() <= 0 )
736 return originalText; 736 return originalText;
737 try { 737 try {