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comparison src/luan/modules/lucene/LuceneIndex.java @ 1749:d1e7564a9ce5

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improve query parser
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 09 Jan 2023 22:06:06 -0700
parents 2958cf04d844
children 164c6ea53147
comparison
equal deleted inserted replaced
1748:c7d79ba1c476 1749:d1e7564a9ce5
22 import java.util.zip.ZipOutputStream; 22 import java.util.zip.ZipOutputStream;
23 import java.util.zip.ZipEntry; 23 import java.util.zip.ZipEntry;
24 import org.apache.lucene.analysis.Analyzer; 24 import org.apache.lucene.analysis.Analyzer;
25 import org.apache.lucene.analysis.TokenStream; 25 import org.apache.lucene.analysis.TokenStream;
26 import org.apache.lucene.analysis.core.KeywordAnalyzer; 26 import org.apache.lucene.analysis.core.KeywordAnalyzer;
27 import org.apache.lucene.analysis.core.SimpleAnalyzer;
27 import org.apache.lucene.analysis.en.EnglishAnalyzer; 28 import org.apache.lucene.analysis.en.EnglishAnalyzer;
28 import org.apache.lucene.document.Document; 29 import org.apache.lucene.document.Document;
29 import org.apache.lucene.document.Field; 30 import org.apache.lucene.document.Field;
30 import org.apache.lucene.document.StoredField; 31 import org.apache.lucene.document.StoredField;
31 import org.apache.lucene.document.StringField; 32 import org.apache.lucene.document.StringField;
121 122
122 private static final Version luceneVersion = Version.LUCENE_4_9; 123 private static final Version luceneVersion = Version.LUCENE_4_9;
123 public static final StringFieldParser STRING_FIELD_PARSER = new StringFieldParser(new KeywordAnalyzer()); 124 public static final StringFieldParser STRING_FIELD_PARSER = new StringFieldParser(new KeywordAnalyzer());
124 public static final StringFieldParser LOWERCASE_FIELD_PARSER = new StringFieldParser(new LowercaseAnalyzer(luceneVersion)); 125 public static final StringFieldParser LOWERCASE_FIELD_PARSER = new StringFieldParser(new LowercaseAnalyzer(luceneVersion));
125 public static final StringFieldParser ENGLISH_FIELD_PARSER = new StringFieldParser(new EnglishAnalyzer(luceneVersion)); 126 public static final StringFieldParser ENGLISH_FIELD_PARSER = new StringFieldParser(new EnglishAnalyzer(luceneVersion));
127 public static final StringFieldParser SIMPLE_FIELD_PARSER = new StringFieldParser(new SimpleAnalyzer(luceneVersion));
126 private static final SortField ID_SORT = new SortField("id",SortField.Type.LONG); 128 private static final SortField ID_SORT = new SortField("id",SortField.Type.LONG);
127 private static final SortField ID_DESC_SORT = new SortField("id",SortField.Type.LONG,true); 129 private static final SortField ID_DESC_SORT = new SortField("id",SortField.Type.LONG,true);
128 130
129 private final Object version; 131 private final Object version;
130 132
725 boolean ok = loggingWriter.check(ID_SORT); 727 boolean ok = loggingWriter.check(ID_SORT);
726 } 728 }
727 logger.info("end check"); 729 logger.info("end check");
728 } 730 }
729 731
732 public String explain_query(String queryStr) throws ParseException {
733 return GoodQueryParser.parseQuery(mfp,queryStr).toString();
734 }
735
730 } 736 }