Example usage for org.apache.lucene.queryparser.flexible.standard StandardQueryParser StandardQueryParser

Introduction

In this page you can find the example usage for org.apache.lucene.queryparser.flexible.standard StandardQueryParser StandardQueryParser.

Prototype

public StandardQueryParser(Analyzer analyzer) 

Source Link

Document

Constructs a StandardQueryParser object and sets an Analyzer to it.

Usage

From source file:aos.lucene.tools.FlexibleQueryParserTest.java

License:Apache License

public void testSimple() throws Exception {
    Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_46);
    StandardQueryParser parser = new StandardQueryParser(analyzer);
    Query q = null;//from w  w  w . jav a 2  s.  co m
    try {
        q = parser.parse("(agile OR extreme) AND methodology", "subject");
    } catch (QueryNodeException exc) {
        // TODO: handle exc
    }
    LOGGER.info("parsed " + q);
}

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From source file:at.ac.univie.mminf.luceneSKOS.queryparser.flexible.standard.SKOSStandardQueryParserTest.java

License:Apache License

@Test
public void queryParserSearch() throws IOException, QueryNodeException {

    Document doc = new Document();
    doc.add(new Field("content", "The quick brown fox jumps over the lazy dog", TextField.TYPE_STORED));

    writer.addDocument(doc);//from w  ww.  j a va 2s .com

    searcher = new IndexSearcher(DirectoryReader.open(writer, false));

    Query query = new SKOSStandardQueryParser(skosAnalyzer).parse("\"fox jumps\"", "content");

    Assert.assertEquals(1, TestUtil.hitCount(searcher, query));

    Assert.assertEquals("content:\"fox (jumps hops leaps)\"", query.toString());
    Assert.assertEquals("org.apache.lucene.search.MultiPhraseQuery", query.getClass().getName());

    query = new StandardQueryParser(new StandardAnalyzer(matchVersion)).parse("\"fox jumps\"", "content");
    Assert.assertEquals(1, TestUtil.hitCount(searcher, query));

    Assert.assertEquals("content:\"fox jumps\"", query.toString());
    Assert.assertEquals("org.apache.lucene.search.PhraseQuery", query.getClass().getName());

}

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From source file:at.ac.univie.mminf.luceneSKOS.test.SKOSLabelFilterTest.java

License:Apache License

@Test
public void queryParserSearch() throws IOException, QueryNodeException {
    Document doc = new Document();
    doc.add(new Field("content", "The quick brown fox jumps over the lazy dog", TextField.TYPE_STORED));
    writer.addDocument(doc);/* w  ww  . j  a  va  2s.  com*/
    searcher = new IndexSearcher(DirectoryReader.open(writer, false));
    Query query = new StandardQueryParser(skosAnalyzer).parse("\"fox jumps\"", "content");
    assertEquals(1, searcher.search(query, 1).totalHits);
    assertEquals("content:\"fox (jumps hops leaps)\"", query.toString());
    assertEquals("org.apache.lucene.search.MultiPhraseQuery", query.getClass().getName());
    query = new StandardQueryParser(new StandardAnalyzer()).parse("\"fox jumps\"", "content");
    assertEquals(1, searcher.search(query, 1).totalHits);
    assertEquals("content:\"fox jumps\"", query.toString());
    assertEquals("org.apache.lucene.search.PhraseQuery", query.getClass().getName());
}

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From source file:at.ac.univie.mminf.luceneSKOS.test.SKOSLabelFilterTest.java

License:Apache License

@Test
public void testTermQuery() throws IOException, QueryNodeException {
    Document doc = new Document();
    doc.add(new Field("content", "I work for the united nations", TextField.TYPE_STORED));
    writer.addDocument(doc);/*  w  ww  .ja v  a  2 s.  c om*/
    searcher = new IndexSearcher(DirectoryReader.open(writer, false));
    StandardQueryParser parser = new StandardQueryParser(new SimpleAnalyzer());
    Query query = parser.parse("united nations", "content");
    assertEquals(1, searcher.search(query, 1).totalHits);
}

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From source file:at.ac.univie.mminf.luceneSKOS.test.SKOSStandardQueryParserTest.java

License:Apache License

@Test
public void queryParserSearch() throws IOException, QueryNodeException {

    Document doc = new Document();
    doc.add(new Field("content", "The quick brown fox jumps over the lazy dog", TextField.TYPE_STORED));

    writer.addDocument(doc);//  w  w w .j  ava 2  s.  c  o  m

    searcher = new IndexSearcher(DirectoryReader.open(writer, false));

    Query query = new SKOSStandardQueryParser(skosAnalyzer).parse("\"fox jumps\"", "content");

    assertEquals(1, searcher.search(query, 1).totalHits);

    assertEquals("content:\"fox (jumps hops leaps)\"", query.toString());
    assertEquals("org.apache.lucene.search.MultiPhraseQuery", query.getClass().getName());

    query = new StandardQueryParser(new StandardAnalyzer()).parse("\"fox jumps\"", "content");
    assertEquals(1, searcher.search(query, 1).totalHits);

    assertEquals("content:\"fox jumps\"", query.toString());
    assertEquals("org.apache.lucene.search.PhraseQuery", query.getClass().getName());

}

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From source file:com.foundationdb.server.service.text.FullTextIndexInfo.java

License:Open Source License

public StandardQueryParser getParser() {
    StandardQueryParser parser;/*from  www  .ja v  a 2  s.c  om*/
    synchronized (shared) {
        parser = shared.getParser();
        if (parser == null) {
            parser = new StandardQueryParser(getAnalyzer());
        }
        shared.setParser(parser);
    }
    return parser;
}

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From source file:com.mathworks.xzheng.tools.FlexibleQueryParserTest.java

License:Apache License

public void testSimple() throws Exception {
    Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_46);
    StandardQueryParser parser = new StandardQueryParser(analyzer);
    Query q = null;//from   ww w.  j  a  va  2 s  .  com
    try {
        q = parser.parse("(agile OR extreme) AND methodology", "subject");
    } catch (QueryNodeException exc) {
        // TODO: handle exc
    }
    System.out.println("parsed " + q);
}

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From source file:com.netcrest.pado.index.provider.lucene.LuceneSearch.java

License:Open Source License

/**
 * Returns parser./*from www  .java 2  s  .co  m*/
 */
public StandardQueryParser createParser() {
    StandardQueryParser parser = new StandardQueryParser(new StandardAnalyzer(LUCENE_VERSION));
    return parser;
}

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From source file:com.netcrest.pado.index.provider.lucene.LuceneSearch.java

License:Open Source License

protected Set<Object> getIdentityKeySet(String queryString, Directory dir) {
    Set<Object> identityKeySet = new HashSet<Object>();
    DirectoryReader reader;/*from   w  w w. j a  v  a 2s  .  c o m*/
    try {
        reader = DirectoryReader.open(dir);
    } catch (CorruptIndexException e1) {
        e1.printStackTrace();
        throw new RuntimeException(e1);
    } catch (IOException e1) {
        e1.printStackTrace();
        throw new RuntimeException(e1);
    }

    Query query;
    try {
        StandardQueryParser parser = new StandardQueryParser(new StandardAnalyzer(LUCENE_VERSION));
        query = parser.parse(queryString.replaceAll("\\-", "\\\\-"), "__doc");
    } catch (Exception ex) {
        // Lucene bug. Unable to serialize exception. Log the message and
        // throw a new exception with the string message.
        ex.printStackTrace();
        throw new PadoException(ex.getMessage());
    }
    IndexSearcher searcher = new IndexSearcher(reader);
    TopDocs results;
    try {
        results = searcher.search(query, null, Integer.MAX_VALUE);

        for (ScoreDoc hit : results.scoreDocs) {
            Document doc;
            try {
                doc = searcher.doc(hit.doc);
            } catch (CorruptIndexException e) {
                e.printStackTrace();
                throw new RuntimeException(e);
            } catch (IOException e) {
                e.printStackTrace();
                throw new RuntimeException(e);
            }
            //            IndexableField field = doc.getField("IdentityKey");
            //            if (field == null) {
            //               continue;
            //            }
            //            Object identityKey = field.stringValue();
            //            if (identityKey == null) {
            //               identityKey = field.numericValue();
            //            }
            //            if (identityKey == null) {
            //               BytesRef br = field.binaryValue();
            //               if (br != null) {
            //                  byte[] blob = br.bytes;
            //                  try {
            //                     identityKey = BlobHelper.deserializeBlob(blob);
            //                     identityKeySet.add(identityKey);
            //                  } catch (Exception ex) {
            //                     Logger.warning("Identity key deserialization error", ex);
            //                  }
            //               } else {
            //                  identityKey = field.toString();
            //               }
            //            }
            LuceneField luceneField = new LuceneField();
            ITemporalKey temporalKey = luceneField.getTemporalKey(doc);
            if (temporalKey != null) {
                identityKeySet.add(temporalKey.getIdentityKey());
            }
        }
    } catch (IOException e1) {
        e1.printStackTrace();
        throw new RuntimeException(e1);
    }
    return identityKeySet;
}

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From source file:com.netcrest.pado.index.provider.lucene.LuceneSearch.java

License:Open Source License

protected Set<ITemporalKey> getTemporalKeySet(String queryString, Directory dir) {
    Set<ITemporalKey> temporalKeySet = new HashSet<ITemporalKey>();
    DirectoryReader reader;/*from www.jav a  2  s .co  m*/
    try {
        reader = DirectoryReader.open(dir);
    } catch (CorruptIndexException e1) {
        e1.printStackTrace();
        throw new RuntimeException(e1);
    } catch (IOException e1) {
        e1.printStackTrace();
        throw new RuntimeException(e1);
    }
    Query query;
    try {
        StandardQueryParser parser = new StandardQueryParser(new StandardAnalyzer(LUCENE_VERSION));
        query = parser.parse(queryString.replaceAll("\\-", "\\\\-"), "__doc");
    } catch (Exception ex) {
        // Lucene 4.7 bug, internal message not serializable
        // Send message instead of nesting the cause.
        throw new RuntimeException(ex.getMessage());
    }

    IndexSearcher searcher = new IndexSearcher(reader);
    TopDocs results;
    try {
        results = searcher.search(query, null, Integer.MAX_VALUE);

        for (ScoreDoc hit : results.scoreDocs) {
            Document doc;
            try {
                doc = searcher.doc(hit.doc);
            } catch (CorruptIndexException e) {
                e.printStackTrace();
                throw new RuntimeException(e);
            } catch (IOException e) {
                e.printStackTrace();
                throw new RuntimeException(e);
            }
            LuceneField luceneField = new LuceneField();
            ITemporalKey temporalKey = luceneField.getTemporalKey(doc);
            if (temporalKey != null) {
                temporalKeySet.add(temporalKey);
            }
        }
    } catch (IOException e1) {
        e1.printStackTrace();
        throw new RuntimeException(e1);
    }
    return temporalKeySet;
}

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