Example usage for org.w3c.dom Element getAttribute

Introduction

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

Prototype

public String getAttribute(String name);

Source Link

Document

Retrieves an attribute value by name.

Usage

From source file:Main.java

/**
 * Are elements equal.//ww w .  ja v a  2 s .  c o m
 * 
 * @param element1
 *            the element1
 * @param element2
 *            the element2
 * @return true, if successful
 */
public static boolean areElementsEqual(Element element1, Element element2) {
    if (!element1.getTagName().equals(element2.getTagName())) {
        return false;
    }
    NamedNodeMap nodeAttrMap = element1.getAttributes();
    NamedNodeMap pathAttrMap = element2.getAttributes();
    if ((nodeAttrMap == null && pathAttrMap == null)
            || (pathAttrMap.getLength() == 0 && nodeAttrMap.getLength() == 0)) {
        return true;
    } else {
        if (element1.hasAttribute("name") && element2.hasAttribute("name")) {
            if (element1.getAttribute("name").equals(element2.getAttribute("name"))) {
                return true;
            }
        } else if (nodeAttrMap != null && pathAttrMap != null
                && (nodeAttrMap.getLength() == pathAttrMap.getLength())) {
            for (int k = 0; k < nodeAttrMap.getLength(); k++) {
                Node nodeAttr = nodeAttrMap.item(k);
                String nodeAttrName = nodeAttr.getNodeName();
                String nodeAttrValue = nodeAttr.getNodeValue();
                if (element2.hasAttribute(nodeAttrName)
                        && nodeAttrValue.equals(element2.getAttribute(nodeAttrName))) {
                    return true;
                }
            }
        }
    }
    return false;
}

---

From source file:com.bluexml.side.form.utils.DOMUtil.java

/**
 * Removes the child element which has a the specified attribute and value.
 * //from w w w .j  av a  2s . co  m
 * @param node
 *            the root of the tree to search
 * @param tagName
 * @return whether something was removed
 */
public static boolean removeEltInDescentByAttrValue(Element node, String attr, String value) {
    boolean res;

    if (node != null) {
        List<Element> children = getAllChildren(node);
        for (Element elt : children) {
            String actualValue = elt.getAttribute(attr);
            if (StringUtils.equals(actualValue, value)) {
                node.removeChild(elt);
                return true;
            }
        }
        // not found yet, try in each child
        for (Element elt : children) {
            res = removeEltInDescentByAttrValue(elt, attr, value);
            if (res == true) {
                return true;
            }
        }
    }
    return false;
}

---

From source file:XMLUtils.java

public static String getAttribute(Element el, String att) {
    String str = el.getAttribute(att);
    if (str == null || str.length() == 0) {
        return null;
    } else {/*from  ww  w  . j a  v  a  2s  . co m*/
        return str;
    }
}

---

From source file:gov.nist.healthcare.ttt.parsing.Parsing.java

public static String getPatientIDFromWsse(String mtom)
        throws IOException, MessagingException, SAXException, ParserConfigurationException {
    String wsseHeader = Parsing.getWsseHeaderFromMTOM(mtom);
    if (wsseHeader == null)
        return ""; // NOSAML
    String patientId = null;//from   www . j a v  a 2 s .  co  m
    //  Node security = JAXB.unmarshal(new StringReader(wsseHeader), Node.class);
    Node securityDoc = MiscUtil.stringToDom(wsseHeader);

    Node security = securityDoc.getFirstChild();

    NodeList securityChildren = security.getChildNodes();
    for (int i = 0; i < securityChildren.getLength(); i++) {
        Node securityChild = securityChildren.item(i);
        if (securityChild.getLocalName() != null && securityChild.getLocalName().equals("Assertion")
                && securityChild.getNamespaceURI().equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
            Node assertion = securityChild;
            NodeList assertionChildren = assertion.getChildNodes();
            for (int j = 0; j < assertionChildren.getLength(); j++) {
                Node assertionChild = assertionChildren.item(j);

                if (assertionChild.getLocalName().equals("AttributeStatement")
                        && assertionChild.getNamespaceURI().equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
                    Node attributeStatement = assertionChild;
                    NodeList attributeStatementChildren = attributeStatement.getChildNodes();
                    for (int k = 0; k < attributeStatementChildren.getLength(); k++) {
                        Node attributeStatementChild = attributeStatementChildren.item(k);
                        if (attributeStatementChild.getLocalName().equals("Attribute")
                                && attributeStatementChild.getNamespaceURI()
                                        .equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
                            Element attribute = (Element) attributeStatementChild;
                            if (attribute.getAttribute("Name")
                                    .equals("urn:oasis:names:tc:xacml:2.0:resource:resource-id")) {
                                NodeList attributeChildren = attribute.getChildNodes();
                                for (int l = 0; l < attributeChildren.getLength(); l++) {
                                    Node attributeChild = attributeChildren.item(l);
                                    if (attributeChild.getLocalName().equals("AttributeValue")
                                            && attributeChild.getNamespaceURI()
                                                    .equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
                                        Node attributeValue = attributeChild;
                                        return attributeValue.getFirstChild().getNodeValue();
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    return patientId;
}

---

From source file:Main.java

/**
 * Get the value of a node specified by a starting node and a
 * path string. If the starting node is a Document, use the
 * document element as the starting point.
 * <ul>//from  w  w w. ja v a  2 s.com
 * <li>A path to an element has the form: elem1/.../elemN
 * <li>A path to an attribute has the form: elem1/.../elemN@attr
 * </ul>
 * The value of an element node is the sum of all the element's
 * first generation child text nodes. Note that this is not what you
 * would get from a mixed element in an XSL program.
 * @param node the top of the tree to search.
 * @param path the path from the top of the tree to the desired node.
 * @return the value of the first node matching the path, or the
 * empty string if no node exists at the path location or if the
 * starting node is not an element.
 */
public static String getValueViaPath(Node node, String path) {
    if (node instanceof Document)
        node = ((Document) node).getDocumentElement();
    if (!(node instanceof Element))
        return "";
    path = path.trim();
    int kAtsign = path.indexOf("@");

    //If the target is an element, get the element's value.
    if (kAtsign == -1) {
        Element target = getElementViaPath(node, path);
        if (target == null)
            return "";
        return target.getTextContent();
    }

    //The target is an attribute; first find the element.
    String subpath = path.substring(0, kAtsign);
    Element target = getElementViaPath(node, subpath);
    if (target == null)
        return null;
    String name = path.substring(kAtsign + 1);
    return target.getAttribute(name);
}

---

From source file:com.vmware.qe.framework.datadriven.utils.XMLUtil.java

public static Vector<String> getValueOnTag(Document doc, String elementName) {
    Vector<String> elementNames = new Vector<String>();
    NodeList list = doc.getElementsByTagName(elementName);
    log.info("XML Elements: ");
    for (int i = 0; i < list.getLength(); i++) {
        Element element = (Element) list.item(i);
        elementNames.add(element.getAttribute("name"));
        log.info("Element Name : " + element.getLocalName() + " Value :" + element.getAttribute("name"));
    }//from   w  w  w. ja v  a 2 s.  c om
    return elementNames;
}

---

From source file:com.impetus.kundera.loader.PersistenceXMLLoader.java

/**
 * Find persistence units./* w ww  .  j  a va  2  s.c om*/
 * 
 * @param url
 *            the url
 * @param defaultTransactionType
 *            the default transaction type
 * @return the list
 * @throws Exception
 *             the exception
 */
public static List<PersistenceUnitMetadata> findPersistenceUnits(final URL url, final String[] persistenceUnits,
        PersistenceUnitTransactionType defaultTransactionType) throws InvalidConfigurationException {
    Document doc;
    try {
        doc = getDocument(url);
    } catch (InvalidConfigurationException e) {
        throw e;
    }
    doc.getXmlVersion();
    Element top = doc.getDocumentElement();

    String versionName = top.getAttribute("version");

    NodeList children = top.getChildNodes();
    ArrayList<PersistenceUnitMetadata> units = new ArrayList<PersistenceUnitMetadata>();

    // parse for persistenceUnitRootInfoURL.
    for (int i = 0; i < children.getLength(); i++) {
        if (children.item(i).getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) children.item(i);
            String tag = element.getTagName();
            // look for "persistence-unit" element
            if (tag.equals("persistence-unit")) {
                PersistenceUnitMetadata metadata = parsePersistenceUnit(url, persistenceUnits, element,
                        versionName);
                if (metadata != null) {
                    units.add(metadata);
                }
            }
        }
    }
    return units;
}

---

From source file:com.bluexml.side.form.utils.DOMUtil.java

/**
 * Retrieves a specific element based on attribute value anywhere below a node.
 * //  w w  w  .  java  2  s  .c  o  m
 * @param node
 *            the root of the tree to search
 * @param tagName
 * @return the first Element that matches the tagName
 */
public static Element getEltInDescentByAttrValue(Element node, String attr, String value) {
    if (node != null) {
        String actualValue = node.getAttribute(attr);
        if (StringUtils.equals(actualValue, value)) {
            return node;
        }
        List<Element> children = getAllChildren(node);
        for (Element elt : children) {
            Element res = getEltInDescentByAttrValue(elt, attr, value);
            if (res != null) {
                return res;
            }
        }
    }
    return null;
}

---

From source file:com.vmware.qe.framework.datadriven.utils.XMLUtil.java

/**
 * Gets the descendant elements which have an attribute with the specified name and value
 * //from   w  w  w  .j av  a 2  s.c o  m
 * @param parentNode - Node whose children are to be searched
 * @param attrId - attribute name
 * @param attrVal - attribute value
 * @return List of all children nodes
 * @throws Exception
 */
public static List<Element> getElements(Node parentNode, String attrId, String attrVal) throws Exception {
    NodeList nodeList = parentNode.getChildNodes();
    List<Element> elements = new ArrayList<Element>();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node child = nodeList.item(i);
        if (child instanceof Element) {
            Element element = (Element) child;
            if (attrVal.equalsIgnoreCase(element.getAttribute(attrId))) {
                elements.add(element);
            }
            if (element.hasChildNodes()) {
                // recursive call to search for child's children
                List<Element> children = getElements(element, attrId, attrVal);
                if (children != null) {
                    elements.addAll(children);
                }
            }
        }
    }
    return elements.isEmpty() ? null : elements;
}

---

From source file:XMLUtils.java

/**
 * Retrieve the namespace for a given prefix. 
 * Does a lookup into the parent hierarchy.
 * @param el/*from w  w  w .  j  ava  2  s .c  o m*/
 * @param prefix
 * @return
 */
public static String getNamespace(Element el, String prefix) {
    Element parent = el;
    while (parent != null) {
        String ns = parent.getAttribute("xmlns:" + prefix);
        if (ns != null && ns.length() > 0) {
            return ns;
        }
        // get the parent
        Node n = parent.getParentNode();
        if (n instanceof Element) {
            parent = (Element) n;
        } else {
            parent = null;
        }
    }
    // nothing found
    return null;
}

---

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