Examples with NodeId org.exist.numbering.NodeId used on opensource projects

Example 86 with NodeId

use of org.exist.numbering.NodeId in project exist by eXist-db.

the class SerializerUtils method getSerializationOptions.

/**
 * Parse output:serialization-parameters XML fragment into serialization
 * properties as defined by the fn:serialize function.
 *
 * @param parent     the parent expression calling this method
 * @param parameters root node of the XML fragment
 * @param properties parameters are added to the given properties
 * @throws XPathException in case of dynamic error
 */
public static void getSerializationOptions(final Expression parent, final NodeValue parameters, final Properties properties) throws XPathException {
    try {
        final XMLStreamReader reader = parent.getContext().getXMLStreamReader(parameters);
        while (reader.hasNext() && (reader.next() != XMLStreamReader.START_ELEMENT)) {
        /* advance to the first starting element (root node) of the options */
        }
        if (!Namespaces.XSLT_XQUERY_SERIALIZATION_NS.equals(reader.getNamespaceURI())) {
            throw new XPathException(parent, FnModule.SENR0001, "serialization parameter elements should be in the output namespace");
        }
        final int thisLevel = ((NodeId) reader.getProperty(ExtendedXMLStreamReader.PROPERTY_NODE_ID)).getTreeLevel();
        while (reader.hasNext()) {
            final int status = reader.next();
            if (status == XMLStreamReader.START_ELEMENT) {
                final String key = reader.getLocalName();
                if (properties.contains(key)) {
                    throw new XPathException(parent, FnModule.SEPM0019, "serialization parameter specified twice: " + key);
                }
                String value = reader.getAttributeValue(XMLConstants.NULL_NS_URI, "value");
                if (value == null) {
                    // backwards compatibility: use element text as value
                    value = reader.getElementText();
                }
                setProperty(key, value, properties, reader.getNamespaceContext()::getNamespaceURI);
            } else if (status == XMLStreamReader.END_ELEMENT) {
                final NodeId otherId = (NodeId) reader.getProperty(ExtendedXMLStreamReader.PROPERTY_NODE_ID);
                final int otherLevel = otherId.getTreeLevel();
                if (otherLevel == thisLevel) {
                    // exit-while
                    break;
                }
            }
        }
    } catch (final XMLStreamException | IOException e) {
        throw new XPathException(parent, ErrorCodes.EXXQDY0001, e.getMessage());
    }
}