Example usage for org.w3c.dom Element getElementsByTagName

Introduction

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

Prototype

public NodeList getElementsByTagName(String name);

Source Link

Document

Returns a NodeList of all descendant Elements with a given tag name, in document order.

Usage

From source file:Main.java

public static Node getNodeByTagName(Element node, String name) {
    NodeList nodeList = node.getElementsByTagName(name);
    if (nodeList != null && nodeList.getLength() > 0)
        return nodeList.item(0);
    else/*from   w  w w.j  a  v  a  2s.  co m*/
        return null;
}

From source file:Main.java

public static Element getChildElement(String elementName, Element parentElement) {
    NodeList childList = parentElement.getElementsByTagName(elementName);
    if (childList == null || childList.getLength() == 0) {
        return null;
    }/*from w  w  w .j  ava 2 s .c  o  m*/

    return (Element) childList.item(0);
}

From source file:Main.java

protected static String getString(String tagName, Element rootElement) {
    NodeList list = rootElement.getElementsByTagName(tagName);
    if (list != null && list.getLength() > 0) {
        NodeList subList = list.item(0).getChildNodes();
        if (subList != null && subList.getLength() > 0) {
            return subList.item(0).getNodeValue();
        }//from  www . jav a  2s  . c o  m
    }

    return null;
}

From source file:Main.java

/**
 * Get the first child element with the given name.
 *
 * @param element The parent element//from w  w  w. j a  v  a2 s  . co  m
 * @param name The child element name
 * @return The child element or null
 */
public static Element getChild(Element element, String name) {
    return (Element) element.getElementsByTagName(name).item(0);
}

From source file:Utils.java

/**
 * Return a list of named Elements.//from  www. ja v  a 2s  .co  m
 * @param element the containing Element
 * @param name the tag name
 * @return NodeList of matching elements
 */
public static NodeList getElementList(Element element, String name) {
    return element.getElementsByTagName(name);
}

From source file:Main.java

public static Element getChildElement(String elementName, Element parentElement) {
    NodeList childList = parentElement.getElementsByTagName(elementName);
    if (childList == null || childList.getLength() == 0) {
        return null;
    }/*from www.  j a v  a2 s  . co  m*/

    Element element = (Element) childList.item(0);
    return element;
}

From source file:Main.java

public static Element getElementByTagName(Element parent, String childName) {
    NodeList nl = parent.getElementsByTagName(childName);
    if (nl.getLength() == 0)
        return null;
    return (Element) nl.item(nl.getLength() - 1);
}

From source file:Main.java

/**
 * Constructs a rgb value from given document
 * @param elem/*w  w w  .  j  a v  a 2 s .c o  m*/
 * @return
 */
public static Color getRGB(Element elem) {
    int r = Integer.parseInt(elem.getElementsByTagName(TAG_NAME_RED).item(0).getTextContent());
    int g = Integer.parseInt(elem.getElementsByTagName(TAG_NAME_GREEN).item(0).getTextContent());
    int b = Integer.parseInt(elem.getElementsByTagName(TAG_NAME_BLUE).item(0).getTextContent());
    return new Color(r, g, b);

}

From source file:Main.java

public static Element getElementFromElement(Element element, String name) {
    Element result = (Element) element.getElementsByTagName(name).item(0);
    return result;
}

From source file:Main.java

public static Vector<Element> extractElementList(Element elem, String name) {
    NodeList nl = elem.getElementsByTagName(name);
    Vector<Element> values = new Vector<Element>(nl.getLength());
    for (int n = 0; n < nl.getLength(); n++) {
        Element element = (Element) nl.item(n);
        if (element != null)
            values.addElement(element);/*from  w  ww .  ja v a2  s.  c  om*/
    }
    return values;
}