Example usage for org.apache.lucene.search.spans SpanTermQuery SpanTermQuery

Introduction

In this page you can find the example usage for org.apache.lucene.search.spans SpanTermQuery SpanTermQuery.

Prototype

public SpanTermQuery(Term term)

Source Link

Document

Construct a SpanTermQuery matching the named term's spans.

Usage

From source file:aos.lucene.search.advanced.FilterTest.java

License:Apache License

public void testSpanQueryFilter() throws Exception {
    SpanQuery categoryQuery = new SpanTermQuery(new Term("category", "/philosophy/eastern"));

    Filter categoryFilter = new SpanQueryFilter(categoryQuery);

    assertEquals("only tao te ching", 1, TestUtil.hitCount(searcher, allBooks, categoryFilter));
}

From source file:aos.lucene.search.advanced.SpanQueryTest.java

License:Apache License

protected void setUp() throws Exception {
      directory = new RAMDirectory();

      analyzer = new WhitespaceAnalyzer(Version.LUCENE_46);
      IndexWriter writer = new IndexWriter(directory, analyzer, IndexWriter.MaxFieldLength.UNLIMITED);

      Document doc = new Document();
      doc.add(new Field("f", "the quick brown fox jumps over the lazy dog", Field.Store.YES,
              Field.Index.ANALYZED));
      writer.addDocument(doc);/*  ww  w  .j  a v a  2 s. co m*/

      doc = new Document();
      doc.add(new Field("f", "the quick red fox jumps over the sleepy cat", Field.Store.YES,
              Field.Index.ANALYZED));
      writer.addDocument(doc);

      writer.close();

      searcher = new IndexSearcher(directory);
      reader = searcher.getIndexReader();

      quick = new SpanTermQuery(new Term("f", "quick"));
      brown = new SpanTermQuery(new Term("f", "brown"));
      red = new SpanTermQuery(new Term("f", "red"));
      fox = new SpanTermQuery(new Term("f", "fox"));
      lazy = new SpanTermQuery(new Term("f", "lazy"));
      sleepy = new SpanTermQuery(new Term("f", "sleepy"));
      dog = new SpanTermQuery(new Term("f", "dog"));
      cat = new SpanTermQuery(new Term("f", "cat"));
  }

From source file:aos.lucene.search.advanced.SpanQueryTest.java

License:Apache License

public void testPlay() throws Exception {
      SpanOrQuery or = new SpanOrQuery(new SpanQuery[] { quick, fox });
      dumpSpans(or);/*from  ww w  .j  a v  a  2s. c om*/

      SpanNearQuery quick_fox = new SpanNearQuery(new SpanQuery[] { quick, fox }, 1, true);
      SpanFirstQuery sfq = new SpanFirstQuery(quick_fox, 4);
      dumpSpans(sfq);

      dumpSpans(new SpanTermQuery(new Term("f", "the")));

      SpanNearQuery quick_brown = new SpanNearQuery(new SpanQuery[] { quick, brown }, 0, false);
      dumpSpans(quick_brown);

  }

From source file:aos.lucene.search.ext.queryparser.CustomQueryParser.java

License:Apache License

/**
 * Replace PhraseQuery with SpanNearQuery to force in-order
 * phrase matching rather than reverse./* www.  j av  a 2  s .c om*/
 */
protected Query getFieldQuery(String field, String queryText, int slop) throws ParseException {
    Query orig = super.getFieldQuery(field, queryText, slop); //

    if (!(orig instanceof PhraseQuery)) { //
        return orig; //
    } //

    PhraseQuery pq = (PhraseQuery) orig;
    Term[] terms = pq.getTerms(); //
    SpanTermQuery[] clauses = new SpanTermQuery[terms.length];
    for (int i = 0; i < terms.length; i++) {
        clauses[i] = new SpanTermQuery(terms[i]);
    }

    SpanNearQuery query = new SpanNearQuery( //
            clauses, slop, true); //

    return query;
}

From source file:application.SentimentLexiconGenerator.java

License:Open Source License

public TermSpans getIndexTermInstances(String term) throws IOException {
    SpanTermQuery stq_text = new SpanTermQuery(new Term("text", term));
    return (TermSpans) stq_text.getSpans(reader);
}

From source file:brightsolid.solr.plugins.TestTargetPositionQuerySimple.java

License:Apache License

public void testTargetPosition0() throws Exception {
    SpanTermQuery stq = new SpanTermQuery(new Term("field", "one"));
    SpanQuery tpq = new SpanTargetPositionQuery(stq, 0);
    TopDocs td = searcher.search(tpq, 10);

    assertEquals(fieldValue(td, 0), "one one two");
    assertEquals(fieldValue(td, 1), "one");
    assertEquals(fieldValue(td, 2), "one two");
    assertEquals(String.valueOf(td.scoreDocs[1].score), String.valueOf(td.scoreDocs[2].score));
    assertEquals(6, td.totalHits);/*  ww  w  .j a v  a  2  s.c  om*/
}

From source file:brightsolid.solr.plugins.TestTargetPositionQuerySimple.java

License:Apache License

public void testTargetPosition1() throws Exception {
    SpanTermQuery stq = new SpanTermQuery(new Term("field", "one"));
    SpanQuery tpq = new SpanTargetPositionQuery(stq, 1);
    TopDocs td = searcher.search(tpq, 10);

    assertEquals(fieldValue(td, 0), "one one two");
    assertEquals(fieldValue(td, 1), "two one");

    assertEquals(6, td.totalHits);//from w  ww  .  j  av  a  2s  .com
}

From source file:brightsolid.solr.plugins.TestTargetPositionQuerySimple.java

License:Apache License

public void testTargetPosition10() throws Exception {
    SpanTermQuery stq = new SpanTermQuery(new Term("field", "one"));
    SpanQuery tpq = new SpanTargetPositionQuery(stq, 10);
    TopDocs td = searcher.search(tpq, 10);

    assertEquals(fieldValue(td, 0), "one one two");
    assertEquals(fieldValue(td, 1), "three two one");
    assertEquals(fieldValue(td, 2), "two one");

    assertEquals(6, td.totalHits);//from w ww.j a v a2s .co m
}

From source file:brightsolid.solr.plugins.TestTargetPositionQuerySynonyms.java

License:Apache License

public void testTargetPosition2() throws Exception {
    SpanTermQuery stq = new SpanTermQuery(new Term("field", "uno"));
    SpanQuery tpq = new SpanTargetPositionQuery(stq, 2);
    TopDocs td = searcher.search(tpq, 10);

    assertEquals(fieldValue(td, 0), "two three one");
    assertEquals(3, td.totalHits);//  ww w.  j  a v  a  2 s . co m
}

From source file:brightsolid.solr.plugins.TestTargetPositionQuerySynonyms.java

License:Apache License

public void testTargetPosition1() throws Exception {
    SpanTermQuery stq = new SpanTermQuery(new Term("field", "too"));
    SpanQuery tpq = new SpanTargetPositionQuery(stq, 1);
    TopDocs td = searcher.search(tpq, 10);

    assertEquals(fieldValue(td, 0), "one two three");
    assertEquals(3, td.totalHits);/*from  w ww . j  a va  2s  .  co  m*/
}