Examples of QueryParser

Examples of org.apache.lucene.queryParser.QueryParser

438
439
440
441
442
443
444
445
446
      return ((MemoryIndex) index).getMemorySize();
    }
  }
 
  private Query parseQuery(String expression) throws ParseException {
    QueryParser parser = new QueryParser(FIELD_NAME, analyzer);
//    parser.setPhraseSlop(0);
    return parser.parse(expression);
  }
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
      {
         Map<String,Float> boostPerField = new HashMap<String,Float>();
         boostPerField.put( "title:en", 4f );
         boostPerField.put( "body:en", 1f );
         String[] productFields = {"title:en", "body:en"};
         QueryParser parser = new MultiFieldQueryParser(productFields, new StandardAnalyzer(), boostPerField);
         parser.setAllowLeadingWildcard(true);
         org.apache.lucene.search.Query luceneQuery;
         try
         {
            luceneQuery = parser.parse(searchPattern);
         }
         catch (ParseException e)
         {
            return null;
         }
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

156
157
158
159
160
161
162
163
164
165
166
        boostPerField.put("description", 2f);
        boostPerField.put("actors.name", 2f);
        boostPerField.put("categories.name", 0.5f);

        String[] productFields = {"title", "description", "actors.name", "categories.name"};
        QueryParser parser = new MultiFieldQueryParser(productFields, new StandardAnalyzer(), boostPerField);
        parser.setAllowLeadingWildcard(true);
        org.apache.lucene.search.Query luceneQuery;
        luceneQuery = parser.parse(searchQuery);
        return ( (FullTextEntityManager) em ).createFullTextQuery(luceneQuery, Product.class);
    }
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

135
136
137
138
139
140
141
142
143
144
145
146
147
          checkIsIndexUpToDate();
        }     
      }
      log.info("queryString=" + queryString);
     
      QueryParser queryParser = new MultiFieldQueryParser(Version.LUCENE_CURRENT, fields, analyzer);
      queryParser.setLowercaseExpandedTerms(false);//some add. fields are not tokenized and not lowered case
      Query query = queryParser.parse(queryString);
      try {
        query = searcher.rewrite(query);
      } catch (Exception ex) {
        throw new QueryException("Rewrite-Exception query because too many clauses. Query=" + query);
      }
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

68
69
70
71
72
73
74
75
76
77
78
79
      writer.optimize();
      writer.close();
     
      IndexReader reader = IndexReader.open(ramDir);
      String queryString = QUERY;
      QueryParser parser=new QueryParser(FIELD_NAME, /*new StandardAnalyzer()/*/XFactory.getWriterAnalyzer());
      Query query = parser.parse(queryString);
      System.out.println(query);
      Searcher searcher = new IndexSearcher(ramDir);
      query = query.rewrite(reader);
      System.out.println(query);
      System.out.println("Searching for: " + query.toString(FIELD_NAME));
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

50
51
52
53
54
55
56
57
58
59
60
61
    writer.optimize();
    writer.close();

    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);
    Query query = parser.parse(queryString);
    Searcher searcher = new IndexSearcher(ramDir);
    query = query.rewrite(reader);
    System.out.println("Searching for: " + query.toString(FIELD_NAME));
    TopDocs hits = searcher.search(query, 10);
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

50
51
52
53
54
55
56
57
58
59
60
61
    writer.optimize();
    writer.close();

    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);
    Query query = parser.parse(queryString);
    Searcher searcher = new IndexSearcher(ramDir);
    query = query.rewrite(reader);
    System.out.println("Searching for: " + query.toString(FIELD_NAME));
    TopDocs hits = searcher.search(query, 10);   
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
     */
    private Query luceneQueryParse(String fieldName , String keyword){
      //截取头部^尾部$
      keyword = keyword.substring(1 , keyword.length() - 1);
      String luceneExp = fieldName + ":\"" + keyword + "\"";
      QueryParser luceneQueryParser = new QueryParser(Version.LUCENE_30 , "" ,new IKAnalyzer());
      try {
        Query lucenceQuery = luceneQueryParser.parse(luceneExp);
        return lucenceQuery;
      } catch (ParseException e) {
        e.printStackTrace();
      }               
      return null;     
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

50
51
52
53
54
55
56
57
58
59
60
61
    writer.optimize();
    writer.close();

    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);
    Query query = parser.parse(queryString);
    Searcher searcher = new IndexSearcher(ramDir);
    query = query.rewrite(reader);
    System.out.println("Searching for: " + query.toString(FIELD_NAME));
    TopDocs hits = searcher.search(query, 10);   
View Full Code Here

Examples of org.apache.lucene.queryParser.QueryParser

50
51
52
53
54
55
56
57
58
59
60
61
    writer.optimize();
    writer.close();

    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);
    Query query = parser.parse(queryString);
    Searcher searcher = new IndexSearcher(ramDir);
    query = query.rewrite(reader);
    System.out.println("Searching for: " + query.toString(FIELD_NAME));
    TopDocs hits = searcher.search(query, 10);
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.