Examples with QueryTree com.yahoo.search.query.QueryTree used on opensource projects

Example 6 with QueryTree

use of com.yahoo.search.query.QueryTree in project vespa by vespa-engine.

the class QueryCanonicalizerMicroBenchmark method canonicalize.

private void canonicalize() {
    AndItem and = new AndItem();
    and.addItem(new WordItem("shoe", "prod"));
    and.addItem(new WordItem("apparel & accessories", "tcnm"));
    RankItem rank = new RankItem();
    rank.addItem(and);
    for (int i = 0; i < 25; i++) rank.addItem(new WordItem("word" + i, "normbrnd"));
    QueryTree tree = new QueryTree(rank);
    QueryCanonicalizer.canonicalize(tree);
}

Example 7 with QueryTree

use of com.yahoo.search.query.QueryTree in project vespa by vespa-engine.

the class YqlParser method buildTree.

@NonNull
private QueryTree buildTree(OperatorNode<?> filterPart) {
    Preconditions.checkArgument(filterPart.getArguments().length == 2, "Expected 2 arguments to filter, got %s.", filterPart.getArguments().length);
    populateYqlSources(filterPart.<OperatorNode<?>>getArgument(0));
    OperatorNode<ExpressionOperator> filterExpression = filterPart.getArgument(1);
    populateLinguisticsAnnotations(filterExpression);
    Item root = convertExpression(filterExpression);
    connectItems();
    userQuery = null;
    return new QueryTree(root);
}

Example 8 with QueryTree

use of com.yahoo.search.query.QueryTree in project vespa by vespa-engine.

the class YqlParserTestCase method testRange.

@Test
public void testRange() {
    QueryTree parsed = parse("select foo from bar where range(baz,1,8);");
    assertEquals("baz:[1;8]", parsed.toString());
}

Example 9 with QueryTree

use of com.yahoo.search.query.QueryTree in project vespa by vespa-engine.

the class YqlParserTestCase method testRegexp.

@Test
public void testRegexp() {
    QueryTree x = parse("select * from sources * where foo matches \"a b\";");
    Item root = x.getRoot();
    assertSame(RegExpItem.class, root.getClass());
    assertEquals("a b", ((RegExpItem) root).stringValue());
}

Example 10 with QueryTree

use of com.yahoo.search.query.QueryTree in project vespa by vespa-engine.

the class AllParser method simplifyUnnecessaryComposites.

// Simplify if there are unnecessary composites due to single elements
protected final Item simplifyUnnecessaryComposites(Item item) {
    if (item == null)
        return null;
    QueryTree root = new QueryTree(item);
    QueryCanonicalizer.canonicalize(root);
    return root.getRoot() instanceof NullItem ? null : root.getRoot();
}