Example usage for org.w3c.dom NamedNodeMap getNamedItem

List of usage examples for org.w3c.dom NamedNodeMap getNamedItem

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Introduction

In this page you can find the example usage for org.w3c.dom NamedNodeMap getNamedItem.

Prototype

public Node getNamedItem(String name);

Source Link

Document

Retrieves a node specified by name.

Usage

From source file:org.apereo.portal.layout.dlm.FragmentDefinition.java

private void loadAudienceEvaluators(NodeList nodes) {
    final String evaluatorFactoryAtt = "evaluatorFactory";

    for (int i = 0; i < nodes.getLength(); i++) {
        Node audience = nodes.item(i);
        NamedNodeMap atts = audience.getAttributes();
        Node att = atts.getNamedItem(evaluatorFactoryAtt);
        if (att == null || att.getNodeValue().equals(""))
            throw new RuntimeException(
                    "Required attibute '" + evaluatorFactoryAtt + "' " + "is missing or empty on 'audience' "
                            + " element in\n'" + XmlUtilitiesImpl.toString(audience) + "'");
        String className = att.getNodeValue();

        /*//w w  w. j  a  va2  s. co  m
         * For version 5.0, all uPortal sources were repackaged from 'org.jasig.portal'
         * to 'org.apereo.portal'.  *.fragment-definition.xml files exported from earlier
         * versions of uPortal will contain the old evaluatorFactory name.  We can detect
         * that and intervene here.
         */
        className = className.replace("org.jasig.portal", "org.apereo.portal");

        EvaluatorFactory factory = loadEvaluatorFactory(className, audience);
        addEvaluator(factory, audience);
    }
}

From source file:org.apereo.portal.layout.dlm.FragmentDefinition.java

private String loadAttribute(String name, NamedNodeMap atts, boolean required, Element e) {
    Node att = atts.getNamedItem(name);
    if (required && (att == null || att.getNodeValue().equals("")))
        throw new RuntimeException("Missing or empty attribute '" + name + "' required by <fragment> in\n'"
                + XmlUtilitiesImpl.toString(e) + "'");
    if (att == null)
        return null;
    return att.getNodeValue();
}

From source file:org.apereo.portal.layout.dlm.NodeReferenceFactory.java

/**
 * Returns a valid {@link Noderef} based on the specified arguments or 
 * <code>null</null> if that's not possible.<br/>
 * /*from www  .  ja v  a2  s.  c om*/
 * <strong>This method returns <code>null</code> if the pathref cannot be 
 * resolved to a node on the specified layout.</strong>  It is the 
 * responsibility of calling code to handle this case appropriately.
 * 
 * @return a valid {@link Noderef} or <code>null</null>
 */
public Noderef getNoderefFromPathref(String layoutOwner, String pathref, String fname, boolean isStructRef,
        org.dom4j.Element layoutElement) {

    Validate.notNull(layoutOwner, "Argument 'layoutOwner' cannot be null.");
    Validate.notNull(pathref, "Argument 'pathref' cannot be null.");

    if (log.isTraceEnabled()) {
        StringBuilder msg = new StringBuilder();
        msg.append("getDlmNoderef: [layoutOwner='").append(layoutOwner).append("', pathref='").append(pathref)
                .append("', fname='").append(fname).append("', isStructRef='").append(isStructRef).append("']");
        log.trace(msg.toString());
        log.trace("getDlmNoderef: user layout document follows...\n" + layoutElement.asXML());
    }

    final String[] pathTokens = DLM_PATH_REF_DELIM.split(pathref);
    if (pathTokens.length <= 1) {
        this.log.warn("Invalid DLM PathRef, no delimiter: " + pathref);
        return null;
    }

    if (pathTokens[0].equals(layoutOwner)) {
        // This an internal reference (our own layout);  we have to 
        // use the layoutExment (instead of load-limited-layout) b/c 
        // our layout may not be in the db...
        final org.dom4j.Element target = (org.dom4j.Element) layoutElement.selectSingleNode(pathTokens[1]);
        if (target != null) {
            return new Noderef(target.valueOf("@ID"));
        }

        this.log.warn("Unable to resolve pathref '" + pathref + "' for layoutOwner '" + layoutOwner + "'");
        return null;
    }

    /*
     * We know this Noderef refers to a node on a DLM fragment
     */

    final String layoutOwnerName = pathTokens[0];
    final String layoutPath = pathTokens[1];

    final Integer layoutOwnerUserId = this.userIdentityStore.getPortalUserId(layoutOwnerName);
    if (layoutOwnerUserId == null) {
        this.log.warn("Unable to resolve pathref '" + pathref + "' for layoutOwner '" + layoutOwner
                + "', no userId found for userName: " + layoutOwnerName);
        return null;
    }

    final Tuple<String, DistributedUserLayout> userLayoutInfo = getUserLayoutTuple(layoutOwnerName,
            layoutOwnerUserId);
    final Document userLayout = userLayoutInfo.second.getLayout();

    final Node targetNode = this.xPathOperations.evaluate(layoutPath, userLayout, XPathConstants.NODE);
    if (targetNode == null) {
        this.log.warn("No layout node found for pathref: " + pathref);
        return null;
    }

    final NamedNodeMap attributes = targetNode.getAttributes();
    if (fname != null) {
        final Node fnameAttr = attributes.getNamedItem("fname");
        if (fnameAttr == null) {
            this.log.warn("Layout node for pathref does not have fname attribute: " + pathref);
            return null;
        }

        final String nodeFname = fnameAttr.getTextContent();
        if (!fname.equals(nodeFname)) {
            this.log.warn("fname '" + nodeFname + "' on layout node not match specified fname '" + fname
                    + "' for pathref: " + pathref);
            return null;
        }
    }

    final Node structIdAttr = attributes.getNamedItem("struct-id");
    if (structIdAttr != null) {
        final String structId = structIdAttr.getTextContent();

        if (isStructRef) {
            return new Noderef(layoutOwnerUserId, 1 /* TODO:  remove hard-coded layoutId=1 */, "s" + structId);
        }

        return new Noderef(layoutOwnerUserId, 1 /* TODO:  remove hard-coded layoutId=1 */, "n" + structId);
    }

    final Node idAttr = attributes.getNamedItem("ID");
    return new Noderef(layoutOwnerUserId, 1 /* TODO:  remove hard-coded layoutId=1 */, idAttr.getTextContent());

}

From source file:org.apereo.portal.layout.dlm.RDBMDistributedLayoutStore.java

@Override
protected Element getStructure(Document doc, LayoutStructure ls) {
    Element structure = null;//w  w  w . j  a  v a  2 s.  c om

    String type = ls.getType();

    if (ls.isChannel()) {
        final IPortletDefinition channelDef = this.portletDefinitionRegistry
                .getPortletDefinition(String.valueOf(ls.getChanId()));
        if (channelDef != null && channelApproved(channelDef.getApprovalDate())) {
            structure = this.getElementForChannel(doc, channelPrefix + ls.getStructId(), channelDef,
                    ls.getLocale());
        } else {
            structure = this.getElementForChannel(doc, channelPrefix + ls.getStructId(),
                    MissingPortletDefinition.INSTANCE, null);
        }
    } else {
        // create folder objects including dlm new types in cp namespace
        if (type != null && type.startsWith(Constants.NS)) {
            structure = doc.createElementNS(Constants.NS_URI, type);
        } else {
            structure = doc.createElement("folder");
        }
        structure.setAttribute("name", ls.getName());
        structure.setAttribute("type", (type != null ? type : "regular"));
    }

    structure.setAttribute("hidden", (ls.isHidden() ? "true" : "false"));
    structure.setAttribute("immutable", (ls.isImmutable() ? "true" : "false"));
    structure.setAttribute("unremovable", (ls.isUnremovable() ? "true" : "false"));
    if (localeAware) {
        structure.setAttribute("locale", ls.getLocale()); // for i18n by Shoji
    }

    /*
     * Parameters from up_layout_param are loaded slightly differently for
     * folders and channels. For folders all parameters are added as attributes
     * of the Element. For channels only those parameters with names starting
     * with the dlm namespace Constants.NS are added as attributes to the Element.
     * Others are added as child parameter Elements.
     */
    if (ls.getParameters() != null) {
        for (final Iterator itr = ls.getParameters().iterator(); itr.hasNext();) {
            final StructureParameter sp = (StructureParameter) itr.next();
            String pName = sp.getName();

            if (!ls.isChannel()) { // Folder
                if (pName.startsWith(Constants.NS)) {
                    structure.setAttributeNS(Constants.NS_URI, pName, sp.getValue());
                } else {
                    structure.setAttribute(pName, sp.getValue());
                }
            } else // Channel
            {
                // if dealing with a dlm namespace param add as attribute
                if (pName.startsWith(Constants.NS)) {
                    structure.setAttributeNS(Constants.NS_URI, pName, sp.getValue());
                    itr.remove();
                } else {
                    /*
                     * do traditional override processing. some explanation is in
                     * order. The structure element was created by the
                     * ChannelDefinition and only contains parameter children if the
                     * definition had defined parameters. These are checked for each
                     * layout loaded parameter as found in LayoutStructure.parameters.
                     * If a name match is found then we need to see if overriding is
                     * allowed and if so we set the value on the child parameter
                     * element. At that point we are done with that version loaded
                     * from the layout so we remove it from the in-memory set of
                     * parameters that are being merged-in. Then, after all such have
                     * been checked against those added by the channel definition we
                     * add in any remaining as adhoc, unregulated parameters.
                     */
                    final NodeList nodeListParameters = structure.getElementsByTagName("parameter");
                    for (int j = 0; j < nodeListParameters.getLength(); j++) {
                        final Element parmElement = (Element) nodeListParameters.item(j);
                        final NamedNodeMap nm = parmElement.getAttributes();

                        final String nodeName = nm.getNamedItem("name").getNodeValue();
                        if (nodeName.equals(pName)) {
                            final Node override = nm.getNamedItem("override");
                            if (override != null && override.getNodeValue().equals("yes")) {
                                final Node valueNode = nm.getNamedItem("value");
                                valueNode.setNodeValue(sp.getValue());
                            }
                            itr.remove();
                            break; // found the corresponding one so skip the rest
                        }
                    }
                }
            }
        }
        // For channels, add any remaining parameter elements loaded with the
        // layout as adhoc, unregulated, parameter children that can be overridden.
        if (ls.isChannel()) {
            for (final Iterator itr = ls.getParameters().iterator(); itr.hasNext();) {
                final StructureParameter sp = (StructureParameter) itr.next();
                final Element parameter = doc.createElement("parameter");
                parameter.setAttribute("name", sp.getName());
                parameter.setAttribute("value", sp.getValue());
                parameter.setAttribute("override", "yes");
                structure.appendChild(parameter);
            }
        }
    }
    // finish setting up elements based on loaded params
    final String origin = structure.getAttribute(Constants.ATT_ORIGIN);
    final String prefix = ls.isChannel() ? channelPrefix : folderPrefix;

    // if not null we are dealing with a node incorporated from another
    // layout and this node contains changes made by the user so handle
    // id swapping.
    if (!origin.equals("")) {
        structure.setAttributeNS(Constants.NS_URI, Constants.ATT_PLF_ID, prefix + ls.getStructId());
        structure.setAttribute("ID", origin);
    } else if (!ls.isChannel())
    // regular folder owned by this user, need to check if this is a
    // directive or ui element. If the latter then use traditional id
    // structure
    {
        if (type != null && type.startsWith(Constants.NS)) {
            structure.setAttribute("ID", Constants.DIRECTIVE_PREFIX + ls.getStructId());
        } else {
            structure.setAttribute("ID", folderPrefix + ls.getStructId());
        }
    } else {
        logger.debug("Adding identifier {}{}", folderPrefix, ls.getStructId());
        structure.setAttribute("ID", channelPrefix + ls.getStructId());
    }
    structure.setIdAttribute(Constants.ATT_ID, true);
    return structure;
}

From source file:org.apereo.portal.layout.dlm.RDBMDistributedLayoutStore.java

@Override
protected int saveStructure(Node node, PreparedStatement structStmt, PreparedStatement parmStmt)
        throws SQLException {
    if (node == null) { // No more
        return 0;
    }//from w  w  w.  j  a v  a  2 s .c  o  m
    if (node.getNodeName().equals("parameter")) {
        //parameter, skip it and go on to the next node
        return this.saveStructure(node.getNextSibling(), structStmt, parmStmt);
    }
    if (!(node instanceof Element)) {
        return 0;
    }

    final Element structure = (Element) node;

    if (logger.isDebugEnabled()) {
        logger.debug("saveStructure XML content: {}", XmlUtilitiesImpl.toString(node));
    }

    // determine the struct_id for storing in the db. For incorporated nodes in
    // the plf their ID is a system-wide unique ID while their struct_id for
    // storing in the db is cached in a dlm:plfID attribute.
    int saveStructId = -1;
    final String plfID = structure.getAttribute(Constants.ATT_PLF_ID);

    if (!plfID.equals("")) {
        saveStructId = Integer.parseInt(plfID.substring(1));
    } else {
        final String id = structure.getAttribute("ID");
        saveStructId = Integer.parseInt(id.substring(1));
    }

    int nextStructId = 0;
    int childStructId = 0;
    int chanId = -1;
    IPortletDefinition portletDef = null;
    final boolean isChannel = node.getNodeName().equals("channel");

    if (isChannel) {
        chanId = Integer.parseInt(node.getAttributes().getNamedItem("chanID").getNodeValue());
        portletDef = this.portletDefinitionRegistry.getPortletDefinition(String.valueOf(chanId));
        if (portletDef == null) {
            //Portlet doesn't exist any more, drop the layout node
            return 0;
        }
    }

    if (node.hasChildNodes()) {
        childStructId = this.saveStructure(node.getFirstChild(), structStmt, parmStmt);
    }
    nextStructId = this.saveStructure(node.getNextSibling(), structStmt, parmStmt);
    structStmt.clearParameters();
    structStmt.setInt(1, saveStructId);
    structStmt.setInt(2, nextStructId);
    structStmt.setInt(3, childStructId);

    final String externalId = structure.getAttribute("external_id");
    if (externalId != null && externalId.trim().length() > 0) {
        final Integer eID = new Integer(externalId);
        structStmt.setInt(4, eID.intValue());
    } else {
        structStmt.setNull(4, java.sql.Types.NUMERIC);

    }
    if (isChannel) {
        structStmt.setInt(5, chanId);
        structStmt.setNull(6, java.sql.Types.VARCHAR);
    } else {
        structStmt.setNull(5, java.sql.Types.NUMERIC);
        structStmt.setString(6, structure.getAttribute("name"));
    }
    final String structType = structure.getAttribute("type");
    structStmt.setString(7, structType);
    structStmt.setString(8, RDBMServices.dbFlag(xmlBool(structure.getAttribute("hidden"))));
    structStmt.setString(9, RDBMServices.dbFlag(xmlBool(structure.getAttribute("immutable"))));
    structStmt.setString(10, RDBMServices.dbFlag(xmlBool(structure.getAttribute("unremovable"))));
    logger.debug(structStmt.toString());
    structStmt.executeUpdate();

    // code to persist extension attributes for dlm
    final NamedNodeMap attribs = node.getAttributes();
    for (int i = 0; i < attribs.getLength(); i++) {
        final Node attrib = attribs.item(i);
        final String name = attrib.getNodeName();

        if (name.startsWith(Constants.NS) && !name.equals(Constants.ATT_PLF_ID)
                && !name.equals(Constants.ATT_FRAGMENT) && !name.equals(Constants.ATT_PRECEDENCE)) {
            // a cp extension attribute. Push into param table.
            parmStmt.clearParameters();
            parmStmt.setInt(1, saveStructId);
            parmStmt.setString(2, name);
            parmStmt.setString(3, attrib.getNodeValue());
            logger.debug(parmStmt.toString());
            parmStmt.executeUpdate();
        }
    }
    final NodeList parameters = node.getChildNodes();
    if (parameters != null && isChannel) {
        for (int i = 0; i < parameters.getLength(); i++) {
            if (parameters.item(i).getNodeName().equals("parameter")) {
                final Element parmElement = (Element) parameters.item(i);
                final NamedNodeMap nm = parmElement.getAttributes();
                final String parmName = nm.getNamedItem("name").getNodeValue();
                final String parmValue = nm.getNamedItem("value").getNodeValue();
                final Node override = nm.getNamedItem("override");

                // if no override specified then default to allowed
                if (override != null && !override.getNodeValue().equals("yes")) {
                    // can't override
                } else {
                    // override only for adhoc or if diff from chan def
                    final IPortletDefinitionParameter cp = portletDef.getParameter(parmName);
                    if (cp == null || !cp.getValue().equals(parmValue)) {
                        parmStmt.clearParameters();
                        parmStmt.setInt(1, saveStructId);
                        parmStmt.setString(2, parmName);
                        parmStmt.setString(3, parmValue);
                        logger.debug(parmStmt.toString());
                        parmStmt.executeUpdate();
                    }
                }
            }
        }
    }
    return saveStructId;
}

From source file:org.apereo.portal.rest.LayoutRESTController.java

/**
 * A REST call to get a json feed of the current users layout.  Intent was to provide a layout
 * document without per-tab information for mobile device rendering.
 * @param request The servlet request. Utilized to get the users instance and eventually there layout
 * @param tab The tab name of which you would like to filter; optional; if not provided, will return entire layout.
 * @return json feed of the layout//  w ww. ja v  a 2s  .com
 * @deprecated Use /api/v4-3/dlm/layout.json.  It has much more information about portlets and includes
 *             regions and breakout per tab
 */
@Deprecated
@RequestMapping(value = "/layoutDoc", method = RequestMethod.GET)
public ModelAndView getRESTController(HttpServletRequest request,
        @RequestParam(value = "tab", required = false) String tab) {
    final IPerson person = personManager.getPerson(request);
    List<LayoutPortlet> portlets = new ArrayList<LayoutPortlet>();

    try {

        final IUserInstance ui = userInstanceManager.getUserInstance(request);

        final IUserPreferencesManager upm = ui.getPreferencesManager();

        final IUserProfile profile = upm.getUserProfile();
        final DistributedUserLayout userLayout = userLayoutStore.getUserLayout(person, profile);
        Document document = userLayout.getLayout();

        NodeList portletNodes = null;
        if (tab != null) {
            NodeList folders = document.getElementsByTagName("folder");
            for (int i = 0; i < folders.getLength(); i++) {
                Node node = folders.item(i);
                if (tab.equalsIgnoreCase(node.getAttributes().getNamedItem("name").getNodeValue())) {
                    TabListOfNodes tabNodes = new TabListOfNodes();
                    tabNodes.addAllChannels(node.getChildNodes());
                    portletNodes = tabNodes;
                    break;
                }
            }
        } else {
            portletNodes = document.getElementsByTagName("channel");
        }
        for (int i = 0; i < portletNodes.getLength(); i++) {
            try {

                NamedNodeMap attributes = portletNodes.item(i).getAttributes();
                IPortletDefinition def = portletDao
                        .getPortletDefinitionByFname(attributes.getNamedItem("fname").getNodeValue());
                LayoutPortlet portlet = new LayoutPortlet(def);

                portlet.setNodeId(attributes.getNamedItem("ID").getNodeValue());

                //get alt max URL
                String alternativeMaximizedLink = def.getAlternativeMaximizedLink();
                if (alternativeMaximizedLink != null) {
                    portlet.setUrl(alternativeMaximizedLink);
                    portlet.setAltMaxUrl(true);
                } else {
                    // get the maximized URL for this portlet
                    final IPortalUrlBuilder portalUrlBuilder = urlProvider.getPortalUrlBuilderByLayoutNode(
                            request, attributes.getNamedItem("ID").getNodeValue(), UrlType.RENDER);
                    final IPortletWindowId targetPortletWindowId = portalUrlBuilder.getTargetPortletWindowId();
                    if (targetPortletWindowId != null) {
                        final IPortletUrlBuilder portletUrlBuilder = portalUrlBuilder
                                .getPortletUrlBuilder(targetPortletWindowId);
                        portletUrlBuilder.setWindowState(WindowState.MAXIMIZED);
                    }
                    portlet.setUrl(portalUrlBuilder.getUrlString());
                    portlet.setAltMaxUrl(false);
                }
                portlets.add(portlet);

            } catch (Exception e) {
                log.warn("Exception construction JSON representation of mobile portlet", e);
            }
        }

        ModelAndView mv = new ModelAndView();
        mv.addObject("layout", portlets);
        mv.setViewName("json");
        return mv;
    } catch (Exception e) {
        log.error("Error retrieving user layout document", e);
    }

    return null;
}

From source file:org.asqatasun.crawler.util.HeritrixAttributeValueModifier.java

@Override
public Document modifyDocument(Document document, String value) {
    if (value == null || value.isEmpty()) {
        LOGGER.debug(" value is empty " + this.getClass());
        return document;
    }//from   www  . j a v  a 2  s.c  o m
    try {
        Node parentNode = getNodeFromXpath(document);
        NamedNodeMap attr = parentNode.getAttributes();
        Node nodeAttr = attr.getNamedItem(DEFAULT_ATTRIBUTE_NAME);
        if (StringUtils.isNotEmpty(value)) {
            nodeAttr.setTextContent(value);
        } else {
            parentNode.getParentNode().removeChild(parentNode);
        }
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Update " + getAttributeValue() + " attribute of bean " + getIdBeanParent()
                    + " with value " + value);
        }
    } catch (XPathExpressionException ex) {
        LOGGER.warn(ex);
    }
    return document;
}

From source file:org.asqatasun.crawler.util.HeritrixAttributeValueModifierAndEraser.java

@Override
public Document modifyDocument(Document document, String value) {
    try {//w  w w  .  j  a v a  2  s  .  c o  m
        Node parentNode = getNodeFromXpath(document);
        NamedNodeMap attr = parentNode.getAttributes();
        Node nodeAttr = attr.getNamedItem(DEFAULT_ATTRIBUTE_NAME);
        if (StringUtils.isNotEmpty(value)) {
            nodeAttr.setTextContent(value);
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Update " + getAttributeValue() + " attribute of bean " + getIdBeanParent()
                        + " with value " + value);
            }
        } else {
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Delete " + getAttributeValue() + " attribute of bean " + getIdBeanParent()
                        + " because of null or empty value ");
            }
            parentNode.getParentNode().removeChild(parentNode);
        }
    } catch (XPathExpressionException ex) {
        Logger.getLogger(HeritrixParameterValueModifier.class.getName()).warn(ex);
    }
    return document;
}

From source file:org.asqatasun.crawler.util.HeritrixInverseBooleanAttributeValueModifier.java

@Override
public Document modifyDocument(Document document, String value) {
    if (StringUtils.isBlank(value) || (!value.equalsIgnoreCase(Boolean.FALSE.toString())
            && !value.equalsIgnoreCase(Boolean.TRUE.toString()))) {
        return document;
    }//  w  w  w .  j av a 2s  .  c o m
    try {
        Boolean valueToSet = !Boolean.valueOf(value);
        Node parentNode = getNodeFromXpath(document);
        NamedNodeMap attr = parentNode.getAttributes();
        Node nodeAttr = attr.getNamedItem(DEFAULT_ATTRIBUTE_NAME);
        nodeAttr.setTextContent(valueToSet.toString());
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Update " + getAttributeValue() + " attribute of bean " + getIdBeanParent()
                    + " with value " + valueToSet.toString());
        }
    } catch (XPathExpressionException ex) {
        LOGGER.warn(ex);
    }
    return document;
}

From source file:org.asqatasun.processor.DOMHandlerImpl.java

protected Collection<Node> selectChildNodeWithAttributeRecursively(String attributeName, Node node) {// XXX
    Collection<Node> nodes = new ArrayList<Node>();
    NamedNodeMap attributes = node.getAttributes();
    if (attributes != null) {
        Node attribute = attributes.getNamedItem(attributeName);
        if (attribute != null) {
            nodes.add(node);//from  www  .j  a v  a2 s . c  om
        }
    }
    NodeList childNodes = node.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        nodes.addAll(selectChildNodeWithAttributeRecursively(attributeName, childNodes.item(i)));
    }
    return nodes;
}