Example usage for org.w3c.dom Element hasAttribute

Introduction

In this page you can find the example usage for org.w3c.dom Element hasAttribute.

Prototype

public boolean hasAttribute(String name);

Source Link

Document

Returns true when an attribute with a given name is specified on this element or has a default value, false otherwise.

Usage

From source file:org.apache.ode.utils.wsdl.WsdlUtils.java

/**
 * @param fault/*from   w  ww.ja v  a 2 s .  c om*/
 * @return true if the given fault is bound with the {@link org.apache.ode.utils.Namespaces.ODE_HTTP_EXTENSION_NS}:fault element.
 */
public static boolean isOdeFault(BindingFault fault) {
    final Collection<UnknownExtensibilityElement> unknownExtElements = CollectionsX
            .filter(fault.getExtensibilityElements(), UnknownExtensibilityElement.class);
    for (UnknownExtensibilityElement extensibilityElement : unknownExtElements) {
        final Element e = extensibilityElement.getElement();
        if (Namespaces.ODE_HTTP_EXTENSION_NS.equalsIgnoreCase(e.getNamespaceURI())
                && "fault".equals(extensibilityElement.getElement().getLocalName())) {
            // name attribute is optional, but if any it must match the fault name
            if (e.hasAttribute("name")) {
                return fault.getName().equals(e.getAttribute("name"));
            } else {
                return true;
            }
        }
    }
    return false;
}

From source file:org.apache.servicemix.jbi.deployer.descriptor.DescriptorFactory.java

private static String getAttribute(Element e, String name) {
    if (e.hasAttribute(name)) {
        return e.getAttribute(name);
    } else {/*from  www. ja va  2 s  .  co  m*/
        return null;
    }
}

From source file:org.apache.ws.security.util.WSSecurityUtil.java

/**
 * Returns the single SAMLAssertion element that contains an AssertionID/ID that
 * matches the supplied parameter.//from w w w  .  java 2 s  . c o  m
 * 
 * @param startNode Where to start the search
 * @param value Value of the AssertionID/ID attribute
 * @return The found element if there was exactly one match, or
 *         <code>null</code> otherwise
 */
public static Element findSAMLAssertionElementById(Node startNode, String value) {
    Element foundElement = null;

    //
    // Replace the formerly recursive implementation with a depth-first-loop
    // lookup
    //
    if (startNode == null) {
        return null;
    }
    Node startParent = startNode.getParentNode();
    Node processedNode = null;

    while (startNode != null) {
        // start node processing at this point
        if (startNode.getNodeType() == Node.ELEMENT_NODE) {
            Element se = (Element) startNode;
            if ((se.hasAttribute("ID") && value.equals(se.getAttribute("ID")))
                    || (se.hasAttribute("AssertionID") && value.equals(se.getAttribute("AssertionID")))) {
                if (foundElement == null) {
                    foundElement = se; // Continue searching to find duplicates
                } else {
                    log.warn("Multiple elements with the same 'ID' attribute value!");
                    return null;
                }
            }
        }

        processedNode = startNode;
        startNode = startNode.getFirstChild();

        // no child, this node is done.
        if (startNode == null) {
            // close node processing, get sibling
            startNode = processedNode.getNextSibling();
        }
        // no more siblings, get parent, all children
        // of parent are processed.
        while (startNode == null) {
            processedNode = processedNode.getParentNode();
            if (processedNode == startParent) {
                return foundElement;
            }
            // close parent node processing (processed node now)
            startNode = processedNode.getNextSibling();
        }
    }
    return foundElement;
}

From source file:org.beepcore.beep.example.Beepd.java

/**
 * Parses the beepd element in the configuration file and loads the
 * classes for the specified profiles.//from   w  w  w . j  a  v  a 2s . c o  m
 *
 * @param serverConfig &ltbeepd&gt configuration element.
 */
private Beepd(Element serverConfig) throws Exception {
    reg = new ProfileRegistry();

    if (serverConfig.hasAttribute("port") == false) {
        throw new Exception("Invalid configuration, no port specified");
    }

    port = Integer.parseInt(serverConfig.getAttribute("port"));

    // Parse the list of profile elements.
    NodeList profiles = serverConfig.getElementsByTagName("profile");
    for (int i = 0; i < profiles.getLength(); ++i) {
        if (profiles.item(i).getNodeType() != Node.ELEMENT_NODE) {
            continue;
        }

        Element profile = (Element) profiles.item(i);

        if (profile.getNodeName().equalsIgnoreCase("profile") == false) {
            continue;
        }

        String uri;
        String className;
        String requiredProperites;
        String tuningProperties;

        if (profile.hasAttribute("uri") == false) {
            throw new Exception("Invalid configuration, no uri specified");
        }

        uri = profile.getAttribute("uri");

        if (profile.hasAttribute("class") == false) {
            throw new Exception("Invalid configuration, no class " + "specified for profile " + uri);
        }

        className = profile.getAttribute("class");

        // parse the parameter elements into a ProfileConfiguration
        ProfileConfiguration profileConfig = parseProfileConfig(profile.getElementsByTagName("parameter"));

        // load the profile class
        Profile p;
        try {
            p = (Profile) Class.forName(className).newInstance();
        } catch (ClassNotFoundException e) {
            throw new Exception("Class " + className + " not found");
        } catch (ClassCastException e) {
            throw new Exception("class " + className + " does not " + "implement the "
                    + "org.beepcore.beep.profile.Profile " + "interface");
        }

        SessionTuningProperties tuning = null;

        if (profile.hasAttribute("tuning")) {
            String tuningString = profile.getAttribute("tuning");
            Hashtable hash = new Hashtable();
            StringTokenizer tokens = new StringTokenizer(tuningString, ":=");

            try {
                while (tokens.hasMoreTokens()) {
                    String parameter = tokens.nextToken();
                    String value = tokens.nextToken();

                    hash.put(parameter, value);
                }
            } catch (NoSuchElementException e) {
                e.printStackTrace();

                throw new Exception("Error parsing tuning property on " + "profile " + uri);
            }

            tuning = new SessionTuningProperties(hash);
        }

        // Initialize the profile and add it to the advertised profiles
        reg.addStartChannelListener(uri, p.init(uri, profileConfig), tuning);
    }
}

From source file:org.beepcore.beep.example.Beepd.java

/**
 * Parses the child elements of a profile element into a
 * <code>ProfileConfiguration</code> object.
 *
 * @param profileConfig list of parameter child elements of a profile
 *                      element./*from   ww  w  . ja v a2s  . co m*/
 */
private static ProfileConfiguration parseProfileConfig(NodeList profileConfig) throws Exception {
    ProfileConfiguration config = new ProfileConfiguration();

    for (int i = 0; i < profileConfig.getLength(); ++i) {
        Element parameter = (Element) profileConfig.item(i);

        if (parameter.hasAttribute("name") == false || parameter.hasAttribute("value") == false) {
            throw new Exception("Invalid configuration parameter " + "missing name or value attibute");
        }

        config.setProperty(parameter.getAttribute("name"), parameter.getAttribute("value"));
    }

    return config;
}

From source file:org.bibsonomy.importer.bookmark.service.DeliciousImporter.java

/**
 * This Method retrieves a list of Posts for a given user.
 *//*from ww w .  j a  va2  s .c  o m*/
public List<Post<Bookmark>> getPosts() throws IOException {

    final List<Post<Bookmark>> posts = new LinkedList<Post<Bookmark>>();

    //open a connection to delicious and retrieve a document
    final Document document = getDocument();

    // traverse document and put everything into Post<Bookmark> Objects
    final NodeList postList = document.getElementsByTagName("post");
    for (int i = 0; i < postList.getLength(); i++) {
        final Element resource = (Element) postList.item(i);

        final Post<Bookmark> post = new Post<Bookmark>();
        final Bookmark bookmark = new Bookmark();
        bookmark.setTitle(resource.getAttribute("description"));
        bookmark.setUrl(resource.getAttribute("href"));
        try {
            post.getTags().addAll(TagUtils.parse(resource.getAttribute("tag")));
        } catch (Exception e) {
            throw new IOException("Could not parse tags. ", e);
        }

        //no tags available? -> add one tag to the resource and mark it as "imported"
        if (post.getTags().isEmpty()) {
            post.setTags(Collections.singleton(TagUtils.getEmptyTag()));
        }

        post.setDescription(resource.getAttribute("extended"));
        try {
            post.setDate(df.parse(resource.getAttribute("time")));
        } catch (ParseException e) {
            log.warn("Could not parse date.", e);
            post.setDate(new Date());
        }

        //set the visibility of the imported resource
        if (resource.hasAttribute("shared")) {
            if ("no".equals(resource.getAttribute("shared"))) {
                post.getGroups().add(GroupUtils.getPrivateGroup());
            } else {
                post.getGroups().add(GroupUtils.getPublicGroup());
            }
        }
        post.setResource(bookmark);
        posts.add(post);

    }

    return posts;
}

From source file:org.bibsonomy.importer.bookmark.service.DeliciousV2Importer.java

/**
 * This Method retrieves a list of Posts for a given user.
 *//*from ww w .  j  a  va2 s  .c o  m*/
public static List<Post<Bookmark>> getPosts(HttpURLConnection connection) throws IOException {

    final List<Post<Bookmark>> posts = new LinkedList<Post<Bookmark>>();

    //open a connection to delicious and retrieve a document
    connection.connect();
    final Document document = getDocument(connection.getInputStream());
    connection.disconnect();
    /*
     * TODO: this is copied code from DeliciousImporter
     */
    // traverse document and put everything into Post<Bookmark> Objects
    final NodeList postList = document.getElementsByTagName("post");
    for (int i = 0; i < postList.getLength(); i++) {
        final Element resource = (Element) postList.item(i);

        final Post<Bookmark> post = new Post<Bookmark>();
        final Bookmark bookmark = new Bookmark();
        bookmark.setTitle(resource.getAttribute("description"));
        bookmark.setUrl(resource.getAttribute("href"));
        try {
            post.getTags().addAll(TagUtils.parse(resource.getAttribute("tag")));
        } catch (Exception e) {
            throw new IOException("Could not parse tags. ", e);
        }

        //no tags available? -> add one tag to the resource and mark it as "imported"
        if (post.getTags().isEmpty()) {
            post.setTags(Collections.singleton(TagUtils.getEmptyTag()));
        }

        post.setDescription(resource.getAttribute("extended"));
        try {
            post.setDate(df.parse(resource.getAttribute("time")));
        } catch (ParseException e) {
            log.warn("Could not parse date.", e);
            post.setDate(new Date());
        }

        //set the visibility of the imported resource
        if (resource.hasAttribute("shared")) {
            if ("no".equals(resource.getAttribute("shared"))) {
                post.getGroups().add(GroupUtils.getPrivateGroup());
            } else {
                post.getGroups().add(GroupUtils.getPublicGroup());
            }
        }
        post.setResource(bookmark);
        posts.add(post);

    }

    return posts;
}

From source file:org.commonreality.sensors.xml.processor.AbstractProcessor.java

/**
 * @see org.commonreality.sensors.xml.processor.IXMLProcessor#process(org.w3c.dom.Element,
 *      org.commonreality.identifier.IIdentifier,
 *      org.commonreality.sensors.xml.XMLSensor)
 *//*from ww w  .j ava 2s  .  co  m*/
public Collection<IMessage> process(Element element, IIdentifier agentID, XMLSensor sensor) {
    Collection<IMessage> rtn = new ArrayList<IMessage>();
    Collection<IObjectDelta> added = new ArrayList<IObjectDelta>();
    Collection<IIdentifier> addedIds = new ArrayList<IIdentifier>();
    Collection<IObjectDelta> updated = new ArrayList<IObjectDelta>();
    Collection<IIdentifier> updatedIds = new ArrayList<IIdentifier>();
    Collection<IIdentifier> removedIds = new ArrayList<IIdentifier>();

    Collection<NodeList> nodeLists = new ArrayList<NodeList>();
    nodeLists.add(element.getElementsByTagName("add"));
    nodeLists.add(element.getElementsByTagName("update"));
    nodeLists.add(element.getElementsByTagName("remove"));

    for (NodeList nl : nodeLists)
        for (int i = 0; i < nl.getLength(); i++) {
            Node child = nl.item(i);
            if (!(child instanceof Element))
                continue;

            Element childElement = (Element) child;
            String tagName = childElement.getTagName();

            /**
             * remove all that match a pattern
             */
            if (tagName.equalsIgnoreCase("remove") && childElement.hasAttribute("pattern")
                    && _aliases.containsKey(agentID)) {
                Pattern pattern = Pattern.compile(childElement.getAttribute("pattern"));

                Collection<String> aliases = new ArrayList<String>(_aliases.get(agentID).keySet());
                for (String alias : aliases)
                    if (pattern.matcher(alias).matches()) {
                        IIdentifier objectId = getIdentifier(alias, agentID);
                        if (objectId != null) {
                            removeIdentifier(alias, agentID);
                            removedIds.add(objectId);
                        }
                    }
            } else if (shouldProcess(childElement, agentID) && childElement.hasAttribute("alias"))
                if (tagName.equalsIgnoreCase("add")) {
                    IObjectDelta delta = add(childElement, agentID, sensor);
                    if (delta != null) {
                        added.add(delta);
                        addedIds.add(delta.getIdentifier());
                    }
                } else if (tagName.equalsIgnoreCase("update")) {
                    IObjectDelta delta = update(childElement, agentID, sensor);
                    if (delta != null) {
                        updated.add(delta);
                        updatedIds.add(delta.getIdentifier());
                    }
                } else if (tagName.equalsIgnoreCase("remove")) {
                    IIdentifier id = remove(childElement, agentID, sensor);
                    if (id != null)
                        removedIds.add(id);
                }
        }

    IIdentifier sId = sensor.getIdentifier();
    /*
     * handle all the adds, updates and removes send the data first..
     */
    if (added.size() != 0) {
        rtn.add(new ObjectDataRequest(sId, agentID, added));
        rtn.add(new ObjectCommandRequest(sId, agentID, IObjectCommand.Type.ADDED, addedIds));
    }

    if (updated.size() != 0) {
        rtn.add(new ObjectDataRequest(sId, agentID, updated));
        rtn.add(new ObjectCommandRequest(sId, agentID, IObjectCommand.Type.UPDATED, updatedIds));
    }

    if (removedIds.size() != 0)
        rtn.add(new ObjectCommandRequest(sId, agentID, IObjectCommand.Type.REMOVED, removedIds));

    return rtn;
}

From source file:org.commonreality.sensors.xml.XMLProcessor.java

public double getTime(Element frame) {
    double nextTime = 0;
    /*//from   w ww.  j  a  va2  s .co  m
     * is time absolute or relative?
     */
    if (frame.hasAttribute("value"))
        nextTime = Double.valueOf(frame.getAttribute("value"));
    else if (frame.hasAttribute("relative"))
        nextTime = _sensor.getClock().getTime() + Double.valueOf(frame.getAttribute("relative"));
    else
        nextTime = Double.NaN;

    return nextTime;
}

From source file:org.commonreality.sensors.xml2.processor.AbstractProcessor.java

/**
 * @see org.commonreality.sensors.xml.processor.IXMLProcessor#process(org.w3c.dom.Element,
 *      org.commonreality.identifier.IIdentifier,
 *      org.commonreality.sensors.xml.XMLSensor)
 *//* w  ww .j a va 2s. c o  m*/
public Collection<IMessage> process(Element element, IIdentifier agentID, XMLSensor sensor) {
    Collection<IMessage> rtn = new ArrayList<IMessage>();
    Collection<IObjectDelta> added = new ArrayList<IObjectDelta>();
    Collection<IIdentifier> addedIds = new ArrayList<IIdentifier>();
    Collection<IObjectDelta> updated = new ArrayList<IObjectDelta>();
    Collection<IIdentifier> updatedIds = new ArrayList<IIdentifier>();
    Collection<IIdentifier> removedIds = new ArrayList<IIdentifier>();

    Collection<NodeList> nodeLists = new ArrayList<NodeList>();
    nodeLists.add(element.getElementsByTagName("add"));
    nodeLists.add(element.getElementsByTagName("update"));
    nodeLists.add(element.getElementsByTagName("remove"));

    for (NodeList nl : nodeLists)
        for (int i = 0; i < nl.getLength(); i++) {
            Node child = nl.item(i);
            if (!(child instanceof Element))
                continue;

            Element childElement = (Element) child;
            String tagName = childElement.getTagName();

            String forWhichAgent = childElement.getAttribute("for");
            if (forWhichAgent != null && forWhichAgent.length() > 0) {
                IAgentObject ao = sensor.getAgentObjectManager().get(agentID);
                String agentName = (String) ao.getProperty("name");
                if (agentName == null)
                    LOGGER.error("Agent name was not set for " + agentID);
                else if (!agentName.equals(forWhichAgent)) {
                    if (LOGGER.isDebugEnabled())
                        LOGGER.debug(
                                String.format("agentId %s does not match targeted name %s, skipping processing",
                                        agentName, forWhichAgent));

                    continue;
                }
            }

            /**
             * remove all that match a pattern
             */
            if (tagName.equalsIgnoreCase("remove") && childElement.hasAttribute("pattern")
                    && _aliases.containsKey(agentID)) {
                Pattern pattern = Pattern.compile(childElement.getAttribute("pattern"));

                Collection<String> aliases = new ArrayList<String>(_aliases.get(agentID).keySet());
                for (String alias : aliases)
                    if (pattern.matcher(alias).matches()) {
                        IIdentifier objectId = getIdentifier(alias, agentID);
                        if (objectId != null) {
                            removeIdentifier(alias, agentID);
                            removedIds.add(objectId);
                        }
                    }
            } else if (shouldProcess(childElement, agentID) && childElement.hasAttribute("alias"))
                if (tagName.equalsIgnoreCase("add")) {
                    IObjectDelta delta = add(childElement, agentID, sensor);
                    if (delta != null) {
                        added.add(delta);
                        addedIds.add(delta.getIdentifier());
                    }
                } else if (tagName.equalsIgnoreCase("update")) {
                    IObjectDelta delta = update(childElement, agentID, sensor);
                    if (delta != null) {
                        updated.add(delta);
                        updatedIds.add(delta.getIdentifier());
                    }
                } else if (tagName.equalsIgnoreCase("remove")) {
                    IIdentifier id = remove(childElement, agentID, sensor);
                    if (id != null)
                        removedIds.add(id);
                }
        }

    IIdentifier sId = sensor.getIdentifier();
    /*
     * handle all the adds, updates and removes send the data first..
     */
    if (added.size() != 0) {
        rtn.add(new ObjectDataRequest(sId, agentID, added));
        rtn.add(new ObjectCommandRequest(sId, agentID, IObjectCommand.Type.ADDED, addedIds));
    }

    if (updated.size() != 0) {
        rtn.add(new ObjectDataRequest(sId, agentID, updated));
        rtn.add(new ObjectCommandRequest(sId, agentID, IObjectCommand.Type.UPDATED, updatedIds));
    }

    if (removedIds.size() != 0)
        rtn.add(new ObjectCommandRequest(sId, agentID, IObjectCommand.Type.REMOVED, removedIds));

    return rtn;
}