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 List<Element> getChildren(Element element, String tagName) {
    NodeList nodes = element.getElementsByTagName(tagName);

    List<Element> elements = new ArrayList<Element>(nodes.getLength());
    for (int i = 0; i < nodes.getLength(); i++) {
        elements.add((Element) nodes.item(i));
    }//from   w  ww  . ja  v a2  s. com
    return elements;
}

From source file:Main.java

public static Element getChildElement(Element parent, String tagName) {
    return (Element) parent.getElementsByTagName(tagName).item(0);
}

From source file:Main.java

static public Element getFirstElementByTagName(Element element, String name) {
    return getFirstElement(element.getElementsByTagName(name));
}

From source file:Main.java

public static String getSingleValue(Element e, String s) {
    String value = null;//from   w  ww.  j ava 2s.c om
    NodeList nodeList = e.getElementsByTagName(s);
    if (nodeList.getLength() > 0) {
        Element _e = (Element) nodeList.item(0);
        NodeList eValue = _e.getChildNodes();
        if (eValue.getLength() > 0) {
            value = eValue.item(0).getNodeValue();
        }
    }

    return value;
}

From source file:Main.java

public static Element getElement(Element parentElement, String nodeName) {
    NodeList nodeList = parentElement.getElementsByTagName(nodeName);
    if (nodeList.getLength() == 1) {
        Node node = nodeList.item(0);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            return (Element) node;
        }/*from www  . ja  v  a  2s .  com*/
    }
    return null;
}

From source file:Main.java

public static List<Element> getChildElements(Element parent, String tagName) {
    NodeList nodes = parent.getElementsByTagName(tagName);
    List<Element> elements = new ArrayList<Element>();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node instanceof Element && node.getParentNode() == parent) {
            elements.add((Element) node);
        }//from   w  w  w. jav a2  s.  c om
    }
    return elements;
}

From source file:Main.java

public static Element getNode(final Element element, final String tagName) {
    NodeList nodelist = element.getElementsByTagName(tagName);
    if (nodelist != null && nodelist.getLength() > 0) {
        return (Element) nodelist.item(0);
    }/*  ww w .  j  av a2s. co  m*/
    return null;
}

From source file:Main.java

public static Element getGrandSonElementByTagName(Element element, String parentName, String eleName) {

    NodeList nl = element.getElementsByTagName(parentName);
    if (null == nl) {
        return null;
    }/*from w  w  w  .  j a v  a  2 s.  c o  m*/
    Node item = nl.item(0);
    return getChildElementByTagName((Element) item, eleName);
}

From source file:Main.java

/**
 * Return array of elements from given path.
 * @param root   parent element/* w w  w  .ja va2 s.  c o m*/
 * @param path path array ("/ElementName")
 * @return array of elements or null
 */
public static List<Element> getElements(Element root, String[] path) {
    NodeList nodes = root.getElementsByTagName(path[0]);
    return getElements(nodes, path);
}

From source file:Main.java

public static int getNodeSizeFromXmlUrl(String xmlUrl, String nodeName) {
    int size = 0;
    xmlUrl = xmlUrl.trim();//from   w w w .jav a 2  s .c  o  m
    Element element = getRootNodeFromXmlUrl(xmlUrl);
    size = element.getElementsByTagName(nodeName).getLength();
    return size;
}