Examples with NameTest org.exist.xquery.NameTest used on opensource projects

Example 6 with NameTest

use of org.exist.xquery.NameTest in project exist by eXist-db.

the class BasicNodeSetTest method selectParentChild.

@Test
public void selectParentChild() throws XPathException, SAXException, PermissionDeniedException, EXistException {
    NameTest test = new NameTest(Type.ELEMENT, new QName("SPEAKER", ""));
    try (final DBBroker broker = existEmbeddedServer.getBrokerPool().get(Optional.of(existEmbeddedServer.getBrokerPool().getSecurityManager().getSystemSubject()))) {
        NodeSet speakers = broker.getStructuralIndex().findElementsByTagName(ElementValue.ELEMENT, docs, test.getName(), null);
        Sequence smallSet = executeQuery(broker, "//SPEECH/LINE[fn:contains(., 'perturbed spirit')]/ancestor::SPEECH", 1, null);
        NodeSet result = NodeSetHelper.selectParentChild(speakers, smallSet.toNodeSet(), NodeSet.DESCENDANT, -1);
        assertEquals(1, result.getLength());
        String value = serialize(broker, result.itemAt(0));
        assertEquals(value, "<SPEAKER>HAMLET</SPEAKER>");
    }
}

Example 7 with NameTest

use of org.exist.xquery.NameTest in project exist by eXist-db.

the class BasicNodeSetTest method extArrayNodeSet_selectParentChild_2.

@Test
public void extArrayNodeSet_selectParentChild_2() throws XPathException, SAXException, PermissionDeniedException, EXistException {
    try (final DBBroker broker = existEmbeddedServer.getBrokerPool().get(Optional.of(existEmbeddedServer.getBrokerPool().getSecurityManager().getSystemSubject()))) {
        Sequence nestedSet = executeQuery(broker, "//section[@n = ('1.1', '1.1.2', '1.2')]", 3, null);
        NameTest test = new NameTest(Type.ELEMENT, new QName("para", ""));
        NodeSet children = broker.getStructuralIndex().findElementsByTagName(ElementValue.ELEMENT, docs, test.getName(), null);
        NodeSet result = children.selectParentChild(nestedSet.toNodeSet(), NodeSet.DESCENDANT);
        assertEquals(2, result.getLength());
    }
}

Example 8 with NameTest

use of org.exist.xquery.NameTest in project exist by eXist-db.

the class BasicNodeSetTest method extArrayNodeSet_selectParentChild_3.

@Test
public void extArrayNodeSet_selectParentChild_3() throws XPathException, SAXException, PermissionDeniedException, EXistException {
    try (final DBBroker broker = existEmbeddedServer.getBrokerPool().get(Optional.of(existEmbeddedServer.getBrokerPool().getSecurityManager().getSystemSubject()))) {
        Sequence nestedSet = executeQuery(broker, "//section[@n = ('1.1', '1.1.1', '1.2')]", 3, null);
        NameTest test = new NameTest(Type.ELEMENT, new QName("para", ""));
        NodeSet children = broker.getStructuralIndex().findElementsByTagName(ElementValue.ELEMENT, docs, test.getName(), null);
        NodeSet result = children.selectParentChild(nestedSet.toNodeSet(), NodeSet.DESCENDANT);
        assertEquals(4, result.getLength());
    }
}

Example 9 with NameTest

use of org.exist.xquery.NameTest in project exist by eXist-db.

the class Marshaller method demarshall.

public static Sequence demarshall(NodeImpl node) throws XMLStreamException, XPathException {
    final String ns = node.getNamespaceURI();
    if (ns == null || !NAMESPACE.equals(ns)) {
        throw new XMLStreamException("Root element is not in the correct namespace. Expected: " + NAMESPACE);
    }
    if (!SEQ_ELEMENT.equals(node.getLocalName())) {
        throw new XMLStreamException("Root element should be a " + SEQ_ELEMENT_QNAME);
    }
    final ValueSequence result = new ValueSequence();
    final InMemoryNodeSet values = new InMemoryNodeSet();
    node.selectChildren(new NameTest(Type.ELEMENT, VALUE_QNAME), values);
    for (final SequenceIterator i = values.iterate(); i.hasNext(); ) {
        final ElementImpl child = (ElementImpl) i.nextItem();
        final String typeName = child.getAttribute(ATTR_TYPE);
        if (typeName != null) {
            final int type = Type.getType(typeName);
            Item item;
            if (Type.subTypeOf(type, Type.NODE)) {
                item = (Item) child.getFirstChild();
                if (type == Type.DOCUMENT) {
                    final DocumentImpl n = (DocumentImpl) item;
                    final DocumentBuilderReceiver receiver = new DocumentBuilderReceiver();
                    try {
                        receiver.startDocument();
                        n.copyTo(n, receiver);
                        receiver.endDocument();
                    } catch (final SAXException e) {
                        throw new XPathException("Error while demarshalling node: " + e.getMessage(), e);
                    }
                    item = (Item) receiver.getDocument();
                }
            } else {
                final StringBuilder data = new StringBuilder();
                Node txt = child.getFirstChild();
                while (txt != null) {
                    if (!(txt.getNodeType() == Node.TEXT_NODE || txt.getNodeType() == Node.CDATA_SECTION_NODE)) {
                        throw new XMLStreamException("sx:value should only contain text if type is " + typeName);
                    }
                    data.append(txt.getNodeValue());
                    txt = txt.getNextSibling();
                }
                item = new StringValue(data.toString()).convertTo(type);
            }
            result.add(item);
        }
    }
    return result;
}

Example 10 with NameTest

use of org.exist.xquery.NameTest in project exist by eXist-db.

the class DocumentImpl method findElementsByTagName.

/**
 * The method <code>findElementsByTagName</code>
 *
 * @param root  a <code>NodeHandle</code> value
 * @param qname a <code>QName</code> value
 * @return a <code>NodeList</code> value
 */
protected NodeList findElementsByTagName(final NodeHandle root, final QName qname) {
    try (final DBBroker broker = pool.getBroker()) {
        final MutableDocumentSet docs = new DefaultDocumentSet();
        docs.add(this);
        final NewArrayNodeSet contextSet = new NewArrayNodeSet();
        contextSet.add(new NodeProxy(this, root.getNodeId(), root.getInternalAddress()));
        return broker.getStructuralIndex().scanByType(ElementValue.ELEMENT, Constants.DESCENDANT_AXIS, new NameTest(Type.ELEMENT, qname), false, docs, contextSet, Expression.NO_CONTEXT_ID);
    } catch (final Exception e) {
        LOG.warn("Exception while finding elements: {}", e.getMessage(), e);
    }
    return NodeSet.EMPTY_SET;
}