Пример #1
0
 public Query getQueryDOA(String query, Analyzer a) throws Exception {
   if (a == null) a = new SimpleAnalyzer();
   QueryParserWrapper qp = new QueryParserWrapper("field", a);
   qp.setDefaultOperator(QueryParserWrapper.AND_OPERATOR);
   return qp.parse(query);
 }
Пример #2
0
  public void testSimple() throws Exception {
    assertQueryEquals("\"term germ\"~2", null, "\"term germ\"~2");
    assertQueryEquals("term term term", null, "term term term");
    assertQueryEquals("t�rm term term", new WhitespaceAnalyzer(), "t�rm term term");
    assertQueryEquals("�mlaut", new WhitespaceAnalyzer(), "�mlaut");

    assertQueryEquals("\"\"", new KeywordAnalyzer(), "");
    assertQueryEquals("foo:\"\"", new KeywordAnalyzer(), "foo:");

    assertQueryEquals("a AND b", null, "+a +b");
    assertQueryEquals("(a AND b)", null, "+a +b");
    assertQueryEquals("c OR (a AND b)", null, "c (+a +b)");

    assertQueryEquals("a AND NOT b", null, "+a -b");

    assertQueryEquals("a AND -b", null, "+a -b");

    assertQueryEquals("a AND !b", null, "+a -b");

    assertQueryEquals("a && b", null, "+a +b");

    assertQueryEquals("a && ! b", null, "+a -b");

    assertQueryEquals("a OR b", null, "a b");
    assertQueryEquals("a || b", null, "a b");

    assertQueryEquals("a OR !b", null, "a -b");

    assertQueryEquals("a OR ! b", null, "a -b");

    assertQueryEquals("a OR -b", null, "a -b");

    assertQueryEquals("+term -term term", null, "+term -term term");
    assertQueryEquals("foo:term AND field:anotherTerm", null, "+foo:term +anotherterm");
    assertQueryEquals("term AND \"phrase phrase\"", null, "+term +\"phrase phrase\"");
    assertQueryEquals("\"hello there\"", null, "\"hello there\"");
    assertTrue(getQuery("a AND b", null) instanceof BooleanQuery);
    assertTrue(getQuery("hello", null) instanceof TermQuery);
    assertTrue(getQuery("\"hello there\"", null) instanceof PhraseQuery);

    assertQueryEquals("germ term^2.0", null, "germ term^2.0");
    assertQueryEquals("(term)^2.0", null, "term^2.0");
    assertQueryEquals("(germ term)^2.0", null, "(germ term)^2.0");
    assertQueryEquals("term^2.0", null, "term^2.0");
    assertQueryEquals("term^2", null, "term^2.0");
    assertQueryEquals("\"germ term\"^2.0", null, "\"germ term\"^2.0");
    assertQueryEquals("\"term germ\"^2", null, "\"term germ\"^2.0");

    assertQueryEquals("(foo OR bar) AND (baz OR boo)", null, "+(foo bar) +(baz boo)");
    assertQueryEquals("((a OR b) AND NOT c) OR d", null, "(+(a b) -c) d");
    assertQueryEquals(
        "+(apple \"steve jobs\") -(foo bar baz)", null, "+(apple \"steve jobs\") -(foo bar baz)");
    assertQueryEquals(
        "+title:(dog OR cat) -author:\"bob dole\"",
        null,
        "+(title:dog title:cat) -author:\"bob dole\"");

    QueryParserWrapper qp = new QueryParserWrapper("field", new StandardAnalyzer());
    // make sure OR is the default:
    assertEquals(QueryParserWrapper.OR_OPERATOR, qp.getDefaultOperator());
    qp.setDefaultOperator(QueryParserWrapper.AND_OPERATOR);
    assertEquals(QueryParserWrapper.AND_OPERATOR, qp.getDefaultOperator());
    qp.setDefaultOperator(QueryParserWrapper.OR_OPERATOR);
    assertEquals(QueryParserWrapper.OR_OPERATOR, qp.getDefaultOperator());
  }
Пример #3
0
 public QueryParserWrapper getParser(Analyzer a) throws Exception {
   if (a == null) a = new SimpleAnalyzer();
   QueryParserWrapper qp = new QueryParserWrapper("field", a);
   qp.setDefaultOperator(QueryParserWrapper.OR_OPERATOR);
   return qp;
 }