Example usage for org.w3c.dom NamedNodeMap getLength

Introduction

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

Prototype

public int getLength();

Source Link

Document

The number of nodes in this map.

Usage

From source file:Main.java

/**
 * Get all attributes as a Map from a node
 *
 * @param node the node taht contains the attributes to read
 * @return the values or a empty map/*from  w ww .  j a va 2 s .c o  m*/
 */
public static HashMap<String, String> getAttributes(Node node) {
    final HashMap<String, String> result = new HashMap<>();

    final NamedNodeMap atts = node.getAttributes();
    for (int i = 0; i < atts.getLength(); i++) {
        final Node att = atts.item(i);
        result.put(att.getNodeName(), att.getNodeValue());
    }
    return result;
}

From source file:Main.java

public static void printElement(Element e) {
    List lst = getChildrenElement(e);
    if (lst.size() == 0) {
        System.out.print(e.getTagName() + "=");
        String value = getNodeText(e);
        if (value.trim().length() > 0)
            System.out.println(value);
        else/*  www.  j  a  v  a 2 s .c  om*/
            System.out.println();

        NamedNodeMap nn = e.getAttributes();
        for (int i = 0; i < nn.getLength(); i++) {
            Attr attr = (Attr) e.getAttributes().item(i);
            System.out.println(attr.getName() + "=" + attr.getValue());
        }
    } else {
        System.out.println(e.getTagName());
        for (int i = 0; i < lst.size(); i++) {
            printElement((Element) lst.get(i));
        }
    }
}

From source file:Main.java

public static HashMap<String, String> convertXmlAttributeToHashMap(NamedNodeMap inputNodeMap) {
    HashMap<String, String> outputHashMap = new HashMap<String, String>();

    for (int i = 0; i < inputNodeMap.getLength(); i++) {
        Attr inputNodeMapAttribute = (Attr) inputNodeMap.item(i);
        outputHashMap.put(inputNodeMapAttribute.getName().trim(), inputNodeMapAttribute.getValue().trim());
    }//from w ww .  java2  s .c  o  m

    return outputHashMap;
}

From source file:Main.java

/**
 * @return A String[] of length two, [prefix, URI].
 *//*from  w  w w.j a  va  2s. co m*/
public static String[] getNamespaceDeclaration(Element ele, String prefixHint) {
    String[] ns = new String[2]; // prefix, URI
    NamedNodeMap attribs = ele.getAttributes();

    for (int i = 0; i < attribs.getLength(); i++) {
        Attr attr = (Attr) attribs.item(i);
        if (attr.getName().startsWith("xmlns")) {
            if ((prefixHint != null && attr.getName().endsWith(prefixHint)) || attr.getName().equals("xmlns")) {
                ns[0] = attr.getLocalName(); // prefix
                ns[1] = attr.getTextContent(); // URI

                // catch default namespace change
                if (ns[0] == "xmlns") {
                    ns[0] = UUID.randomUUID().toString();
                }
            }
        }
    }

    if (ns[1] == null) {
        return getNamespaceDeclaration((Element) ele.getParentNode(), prefixHint);
    } else {
        return ns;
    }
}

From source file:Main.java

/**
 * Changes the tag name of an element.//  w  w w .j  a  v  a  2s .c o  m
 * 
 * @param elem Element which name should be changed
 * @param newName new tag name of the element
 * @return true if the name was changed successfully or false otherwise
 */
static public boolean changeTagName(Element elem, String newName) {
    if (elem == null)
        return false; // not Found!
    Document doc = elem.getOwnerDocument();
    Element newElem = doc.createElement(newName);

    // Copy the attributes to the new element
    NamedNodeMap attrs = elem.getAttributes();
    for (int i = 0; i < attrs.getLength(); i++) {
        Attr attr2 = (Attr) doc.importNode(attrs.item(i), true);
        newElem.getAttributes().setNamedItem(attr2);
    }

    // Copy all Child Elements
    for (Node node = elem.getFirstChild(); node != null; node = node.getNextSibling())
        newElem.appendChild(node.cloneNode(true));
    // insert
    Node parent = elem.getParentNode();
    parent.replaceChild(newElem, elem);
    return true;
}

From source file:Main.java

public static String getPrefix(String uri, Node e) {
    while (e != null && (e.getNodeType() == Element.ELEMENT_NODE)) {
        NamedNodeMap attrs = e.getAttributes();
        for (int n = 0; n < attrs.getLength(); n++) {
            Attr a = (Attr) attrs.item(n);
            String name;//from   w ww.  j  av  a2s.c  om
            if ((name = a.getName()).startsWith("xmlns:") && a.getNodeValue().equals(uri)) {
                return name.substring(6);
            }
        }
        e = e.getParentNode();
    }
    return null;
}

From source file:Main.java

/**
 * Convert an XML fragment from one namespace to another.
 *
 * @param from      element to translate
 * @param namespace namespace to be translated to
 * @return the element in the new namespace
 *
 * @since 8.4/*  ww w .  j  a  va  2  s  . c o m*/
 */
public static Element translateXML(Element from, String namespace) {
    Element to = from.getOwnerDocument().createElementNS(namespace, from.getLocalName());
    NodeList nl = from.getChildNodes();
    int length = nl.getLength();
    for (int i = 0; i < length; i++) {
        Node node = nl.item(i);
        Node newNode;
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            newNode = translateXML((Element) node, namespace);
        } else {
            newNode = node.cloneNode(true);
        }
        to.appendChild(newNode);
    }
    NamedNodeMap m = from.getAttributes();
    for (int i = 0; i < m.getLength(); i++) {
        Node attr = m.item(i);
        to.setAttribute(attr.getNodeName(), attr.getNodeValue());
    }
    return to;
}

From source file:Main.java

/**
 * Gets the ID attribute of a DOM element.
 * //from  w w  w.ja va  2s . com
 * @param domElement the DOM element
 * 
 * @return the ID attribute or null if there isn't one
 */
public static Attr getIdAttribute(Element domElement) {
    if (!domElement.hasAttributes()) {
        return null;
    }

    NamedNodeMap attributes = domElement.getAttributes();
    Attr attribute;
    for (int i = 0; i < attributes.getLength(); i++) {
        attribute = (Attr) attributes.item(i);
        if (attribute.isId()) {
            return attribute;
        }
    }

    return null;
}

From source file:Main.java

private static boolean equalElements(final Element a, final Element b) {
    if (!a.getTagName().equals(b.getTagName())) {
        return false;
    }//from  ww w .  j ava  2 s  . c  o  m
    final NamedNodeMap attributes = a.getAttributes();
    int customAttributeCounter = 0;
    for (int i = 0, n = attributes.getLength(); i < n; i++) {
        final Node node = attributes.item(i);
        if (node != null && !node.getNodeName().startsWith("_")) {
            if (!node.getNodeName().equals("z") && (b.getAttribute(node.getNodeName()).length() == 0
                    || !b.getAttribute(node.getNodeName()).equals(node.getNodeValue()))) {
                return false;
            }
        } else {
            customAttributeCounter++;
        }
    }
    if (a.getAttributes().getLength() - customAttributeCounter != b.getAttributes().getLength()) {
        return false;
    }
    return true;
}

From source file:Utils.java

/**
 * Starting from a node, find the namespace declaration for a prefix. for a matching namespace
 * declaration.//from w  w w.  j av  a 2  s.c o  m
 * 
 * @param node search up from here to search for namespace definitions
 * @param searchPrefix the prefix we are searching for
 * @return the namespace if found.
 */
public static String getNamespace(Node node, String searchPrefix) {

    Element el;
    while (!(node instanceof Element)) {
        node = node.getParentNode();
    }
    el = (Element) node;

    NamedNodeMap atts = el.getAttributes();
    for (int i = 0; i < atts.getLength(); i++) {
        Node currentAttribute = atts.item(i);
        String currentLocalName = currentAttribute.getLocalName();
        String currentPrefix = currentAttribute.getPrefix();
        if (searchPrefix.equals(currentLocalName) && XMLNAMESPACE.equals(currentPrefix)) {
            return currentAttribute.getNodeValue();
        } else if (isEmpty(searchPrefix) && XMLNAMESPACE.equals(currentLocalName) && isEmpty(currentPrefix)) {
            return currentAttribute.getNodeValue();
        }
    }

    Node parent = el.getParentNode();
    if (parent instanceof Element) {
        return getNamespace((Element) parent, searchPrefix);
    }

    return null;
}