Example usage for org.w3c.dom Node getNextSibling

Introduction

In this page you can find the example usage for org.w3c.dom Node getNextSibling.

Prototype

public Node getNextSibling();

Source Link

Document

The node immediately following this node.

Usage

From source file:Main.java

/**
 * Returns the concatenated child text of the specified node.
 * This method only looks at the immediate children of type
 * Node.TEXT_NODE or the children of any child
 * node that is of type Node.CDATA_SECTION_NODE
 * for the concatenation./* w  ww. j  a  v  a2  s . c  om*/
 *
 * @param node The node to look at.
 */
public static String getChildText(Node node) {

    // is there anything to do?
    if (node == null) {
        return null;
    }

    // concatenate children text
    StringBuffer str = new StringBuffer();
    Node child = node.getFirstChild();
    while (child != null) {
        short type = child.getNodeType();
        if (type == Node.TEXT_NODE) {
            str.append(child.getNodeValue());
        } else if (type == Node.CDATA_SECTION_NODE) {
            str.append(getChildText(child));
        }
        child = child.getNextSibling();
    }

    // return text value
    return str.toString();

}

From source file:Main.java

/**
 * Builds an XPath string referencing the given node relative to it's parent.
 * /*  w w  w  . j  a  va  2  s.  c o  m*/
 * @param node
 * @param context namespace context used to determine correct namespace prefixes, see
 *            {@link SignavioNamespaceContext}
 * @return a relative XPath string or null (if no node given)
 */
private static String getNodeString(Node node, NamespaceContext context) {
    if (node == null) {
        return null;
    }

    // get qualified name
    String nodeName = node.getLocalName();
    if (nodeName == null)
        nodeName = node.getNodeName();

    if (node.getNamespaceURI() != null) {
        String prefix = context.getPrefix(node.getNamespaceURI());
        nodeName = prefix + ":" + node.getLocalName();
    }

    if (node instanceof Attr) {
        return "@" + nodeName;
    } else if (node instanceof Text) {
        nodeName = "text()";
    }

    // determine position
    Node current = node;
    while (current.getPreviousSibling() != null) {
        current = current.getPreviousSibling();
    }
    int position = 1;

    while (current != node) {
        if (current.getNodeName().equals(node.getNodeName()))
            position++;
        current = current.getNextSibling();
    }

    return nodeName + "[" + position + "]";
}

From source file:Main.java

/** Finds and returns the first child node with the given name. */
public static Element getFirstChildElement(Node parent, String elemNames[]) {

    // search for node
    Node child = parent.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            for (int i = 0; i < elemNames.length; i++) {
                if (child.getNodeName().equals(elemNames[i])) {
                    return (Element) child;
                }/*  w ww  . jav a 2 s.co  m*/
            }
        }
        child = child.getNextSibling();
    }

    // not found
    return null;

}

From source file:Main.java

/**
 * Return the text (node value) of the first node under this, works best if normalized.
 */// ww  w  .j  a v  a  2s  .com
public static String elementValue(Element element) {
    if (element == null)
        return null;
    // make sure we get all the text there...
    element.normalize();
    Node textNode = element.getFirstChild();

    if (textNode == null)
        return null;

    StringBuffer valueBuffer = new StringBuffer();
    do {
        if (textNode.getNodeType() == Node.CDATA_SECTION_NODE || textNode.getNodeType() == Node.TEXT_NODE) {
            valueBuffer.append(textNode.getNodeValue());
        }
    } while ((textNode = textNode.getNextSibling()) != null);
    return valueBuffer.toString();
}

From source file:Main.java

/**
 * Finds and returns the first child node with the given name and
 * attribute name, value pair./*from  w  w w . ja v a 2s.c  om*/
 */
public static Element getFirstChildElement(Node parent, String elemName, String attrName, String attrValue) {

    // search for node
    Node child = parent.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) child;
            if (element.getNodeName().equals(elemName) && element.getAttribute(attrName).equals(attrValue)) {
                return element;
            }
        }
        child = child.getNextSibling();
    }

    // not found
    return null;

}

From source file:XMLUtils.java

public static void removeContents(Node parent) {
    Node node = parent.getFirstChild();
    while (node != null) {
        parent.removeChild(node);//from ww w  .  j a  v  a 2s  .c  o m
        node = node.getNextSibling();
    }
}

From source file:Main.java

/**
 * Finds the first (direct) child Element with a given tag name.
 * /*from  w w w.j a v  a2s .  c om*/
 * @param parent the parent element below which to search the child
 * @param tagName the (tag) name of the desired child element
 * @return the child element if an element of that name existed, or null otherwise
 */
static public Element findFirstChild(Node parent, String tagName) { // Child Element suchen
    if (parent == null)
        return null;
    Node node = parent.getFirstChild();
    while (node != null) { // Find all Element nodes
        if (node.getNodeType() == Node.ELEMENT_NODE) { // check name
            Element elem = (Element) node;
            if (tagName.equalsIgnoreCase(elem.getTagName()))
                return elem; // found
        }
        node = node.getNextSibling();
    }
    return null; // not found!
}

From source file:Main.java

/**
 * Return a List of Element objects that have the given name and are immediate children of the
 * given element; if name is null, all child elements will be included.
 *//*from w w w  . j a v  a  2  s  .  c o m*/
public static List<Element> childElementList(Element element, String childElementName) {
    if (element == null)
        return null;

    List<Element> elements = new LinkedList<Element>();
    Node node = element.getFirstChild();

    if (node != null) {
        do {
            if (node.getNodeType() == Node.ELEMENT_NODE
                    && (childElementName == null || childElementName.equals(node.getNodeName()))) {
                Element childElement = (Element) node;

                elements.add(childElement);
            }
        } while ((node = node.getNextSibling()) != null);
    }
    return elements;
}

From source file:Main.java

/**
 * @param sibling//w  ww  .  ja v  a2s .c om
 * @param uri
 * @param nodeName
 * @param number
 * @return nodes with the constrain
 */
public static Element selectNode(Node sibling, String uri, String nodeName, int number) {
    while (sibling != null) {
        if (sibling.getNamespaceURI() != null && sibling.getNamespaceURI().equals(uri)
                && sibling.getLocalName().equals(nodeName)) {
            if (number == 0) {
                return (Element) sibling;
            }
            number--;
        }
        sibling = sibling.getNextSibling();
    }
    return null;
}

From source file:Main.java

/**
 * Return the first child Element with the given name; if name is null returns the first element.
 *///from w ww.  j  a  va 2  s.co m
public static Element firstChildElement(Element element, String childElementName) {
    if (element == null)
        return null;
    // get the first element with the given name
    Node node = element.getFirstChild();

    if (node != null) {
        do {
            if (node.getNodeType() == Node.ELEMENT_NODE
                    && (childElementName == null || childElementName.equals(node.getNodeName()))) {
                Element childElement = (Element) node;

                return childElement;
            }
        } while ((node = node.getNextSibling()) != null);
    }
    return null;
}