Examples with StartElement javax.xml.stream.events.StartElement used on opensource projects

Example 21 with StartElement

use of javax.xml.stream.events.StartElement in project uPortal by Jasig.

the class PortletWindowAttributeSource method getAdditionalAttributes.

@Override
public final Iterator<Attribute> getAdditionalAttributes(HttpServletRequest request, HttpServletResponse response, StartElement event) {
    final QName eventName = event.getName();
    final String localEventName = eventName.getLocalPart();
    //Only pay attention to channel events
    if (!IUserLayoutManager.CHANNEL.equals(localEventName)) {
        return null;
    }
    final Tuple<IPortletWindow, StartElement> portletWindowAndElement = this.portletWindowRegistry.getPortletWindow(request, event);
    if (portletWindowAndElement == null) {
        this.logger.warn("No IPortletWindow could be found or created for element: " + event);
        return null;
    }
    //Lookup the portlet window for the layout node
    final IPortletWindow portletWindow = portletWindowAndElement.first;
    //Create the attributes
    final Collection<Attribute> attributes = new LinkedList<Attribute>();
    //Add window state data
    final WindowState windowState = getWindowState(request, portletWindow);
    final Attribute windowStateAttribute = xmlEventFactory.createAttribute("windowState", windowState.toString());
    attributes.add(windowStateAttribute);
    //Add portlet mode data
    final PortletMode portletMode = portletWindow.getPortletMode();
    final Attribute portletModeAttribute = xmlEventFactory.createAttribute("portletMode", portletMode.toString());
    attributes.add(portletModeAttribute);
    return attributes.iterator();
}

Example 22 with StartElement

use of javax.xml.stream.events.StartElement in project uPortal by Jasig.

the class JaxbPortalDataHandlerService method importData.

@Override
public final void importData(final Source source, PortalDataKey portalDataKey) {
    //Get a StAX reader for the source to determine info about the data to import
    final BufferedXMLEventReader bufferedXmlEventReader = createSourceXmlEventReader(source);
    //If no PortalDataKey was passed build it from the source
    if (portalDataKey == null) {
        final StartElement rootElement = StaxUtils.getRootElement(bufferedXmlEventReader);
        portalDataKey = new PortalDataKey(rootElement);
        bufferedXmlEventReader.reset();
    }
    final String systemId = source.getSystemId();
    //Post Process the PortalDataKey to see if more complex import operations are needed
    final IPortalDataType portalDataType = this.dataKeyTypes.get(portalDataKey);
    if (portalDataType == null) {
        throw new RuntimeException("No IPortalDataType configured for " + portalDataKey + ", the resource will be ignored: " + getPartialSystemId(systemId));
    }
    final Set<PortalDataKey> postProcessedPortalDataKeys = portalDataType.postProcessPortalDataKey(systemId, portalDataKey, bufferedXmlEventReader);
    bufferedXmlEventReader.reset();
    //If only a single result from post processing import
    if (postProcessedPortalDataKeys.size() == 1) {
        this.importOrUpgradeData(systemId, DataAccessUtils.singleResult(postProcessedPortalDataKeys), bufferedXmlEventReader);
    } else //If multiple results from post processing ordering is needed
    {
        //Iterate over the data key order list to run the imports in the correct order
        for (final PortalDataKey orderedPortalDataKey : this.dataKeyImportOrder) {
            if (postProcessedPortalDataKeys.contains(orderedPortalDataKey)) {
                //Reset the to start of the XML document for each import/upgrade call
                bufferedXmlEventReader.reset();
                this.importOrUpgradeData(systemId, orderedPortalDataKey, bufferedXmlEventReader);
            }
        }
    }
}

Example 23 with StartElement

use of javax.xml.stream.events.StartElement in project uPortal by Jasig.

the class LayoutPortalDataType method postProcessSinglePortalDataKey.

@SuppressWarnings("deprecation")
@Override
protected PortalDataKey postProcessSinglePortalDataKey(String systemId, PortalDataKey portalDataKey, XMLEventReader reader) {
    /* Fragment layouts are differentiated _only_ by file extension;  these
         * layouts must be imported BEFORE non-fragment layouts (i.e. layouts of
         * regular users)
         */
    if (systemId.endsWith(".fragment-layout.xml") || systemId.endsWith(".fragment-layout")) /* legacy file extension */
    {
        /* NOTE: In the future we could consider handling this case
             * similarly to how "default" users are handled (below):  by reading
             * the username attribute and checking it against the list of known
             * fragment layout owners.
             */
        return convertToFragmentKey(portalDataKey);
    }
    //Check if the layout is for an older style that includes the profile data (only possible in 2.6 and 3.0 format layout files)
    if (IMPORT_26_DATA_KEY.equals(portalDataKey) || IMPORT_30_DATA_KEY.equals(portalDataKey)) {
        final StartElement startElement = StaxUtils.getRootElement(reader);
        final Attribute usernameAttr = startElement.getAttributeByName(new QName("username"));
        if (usernameAttr != null) {
            final String username = usernameAttr.getValue();
            if (this.userIdentityStore.isDefaultUser(username)) {
                return convertToDefaultUserKey(portalDataKey);
            }
        } else {
            logger.warn("No username attribute on StartElement for {}", systemId);
        }
    }
    return portalDataKey;
}

Example 24 with StartElement

use of javax.xml.stream.events.StartElement in project uPortal by Jasig.

the class FilteringXMLEventReader method internalNext.

protected final XMLEvent internalNext(boolean peek) throws XMLStreamException {
    XMLEvent event = null;
    if (peekedEvent != null) {
        event = peekedEvent;
        peekedEvent = null;
        return event;
    }
    do {
        event = super.getParent().nextEvent();
        //If there are pruned elements in the queue filtering events is still needed
        if (!prunedElements.isEmpty()) {
            //If another start element add it to the queue
            if (event.isStartElement()) {
                final StartElement startElement = event.asStartElement();
                prunedElements.push(startElement.getName());
            } else //If end element pop the newest name of the queue and double check that the start/end elements match up
            if (event.isEndElement()) {
                final QName startElementName = prunedElements.pop();
                final EndElement endElement = event.asEndElement();
                final QName endElementName = endElement.getName();
                if (!startElementName.equals(endElementName)) {
                    throw new IllegalArgumentException("Malformed XMLEvent stream. Expected end element for " + startElementName + " but found end element for " + endElementName);
                }
            }
            event = null;
        } else {
            final XMLEvent filteredEvent = this.filterEvent(event, peek);
            //end element need to be removed as well
            if (filteredEvent == null && event.isStartElement()) {
                final StartElement startElement = event.asStartElement();
                final QName name = startElement.getName();
                prunedElements.push(name);
            }
            event = filteredEvent;
        }
    } while (event == null);
    return event;
}

Example 25 with StartElement

use of javax.xml.stream.events.StartElement in project uPortal by Jasig.

the class PortletPlaceholderEventSource method generateCharacterEvents.

@Override
public void generateCharacterEvents(HttpServletRequest servletRequest, XMLEventReader eventReader, StartElement event, Collection<CharacterEvent> eventBuffer) throws XMLStreamException {
    final Tuple<IPortletWindow, StartElement> portletWindowAndElement = this.portletWindowRegistry.getPortletWindow(servletRequest, event);
    if (portletWindowAndElement == null) {
        this.logger.warn("Could not find IPortletWindow for StartElement " + event + ". No PortletPlaceholderEvent will be generated. " + event.getLocation());
        return;
    }
    final IPortletWindowId portletWindowId = portletWindowAndElement.first.getPortletWindowId();
    this.generateCharacterEvents(portletWindowId, eventReader, event, eventBuffer);
}