Example usage for org.w3c.dom Element getFirstChild

Introduction

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

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:Main.java

public static synchronized String getElementValue(Element element) {
    if (element == null) {
        return null;
    }/*from  ww w.j av  a2 s .c  om*/
    String retnStr = null;
    for (Node node = element.getFirstChild(); node != null; node = node.getNextSibling()) {
        if (node instanceof Text) {
            String str = node.getNodeValue();
            if (str == null || str.length() == 0 || str.trim().length() == 0) {
                continue;
            } else {
                retnStr = str;
                break;
            }
        }
    }
    return retnStr;
}

From source file:Main.java

public static synchronized String[] getElementValues(Element element) {
    if (element == null) {
        return null;
    }//from   w w w.j  a v a2s  . c  om
    Vector childs = new Vector();
    for (Node node = element.getFirstChild(); node != null; node = node.getNextSibling()) {
        if (node instanceof Text) {
            childs.add(node.getNodeValue());
        }
    }
    String[] values = new String[childs.size()];
    childs.toArray(values);
    return values;
}

From source file:Main.java

/**
 * Concat all the text and cdata node children of this elem and return
 * the resulting text./*from w w w  . jav  a 2s . co m*/
 * (by Matt Duftler)
 *
 * @param parentEl the element whose cdata/text node values are to
 *                 be combined.
 * @return the concatanated string.
 */
public static String getChildCharacterData(Element parentEl) {
    if (parentEl == null) {
        return null;
    }
    Node tempNode = parentEl.getFirstChild();
    StringBuffer strBuf = new StringBuffer();
    CharacterData charData;

    while (tempNode != null) {
        switch (tempNode.getNodeType()) {
        case Node.TEXT_NODE:
        case Node.CDATA_SECTION_NODE:
            charData = (CharacterData) tempNode;
            strBuf.append(charData.getData());
            break;
        }
        tempNode = tempNode.getNextSibling();
    }
    return strBuf.toString();
}

From source file:Main.java

public static Element getFirstElementChild(final Element element, final String namespace,
        final String localname) {
    Node node = element.getFirstChild();
    if (node == null) {
        return null;
    }//from   www  .  ja  v a  2 s  .co  m

    do {
        if (match(node, namespace, localname)) {
            return (Element) node;
        }
    } while ((node = node.getNextSibling()) != null);
    return null;
}

From source file:Main.java

public static String getChildElemText(Element parent, String tagName) {
    String val = null;
    Element childElem = getFirstChildByTagName(parent, tagName);
    if (childElem != null) {
        val = childElem.getFirstChild().getNodeValue();
    }//from   w w  w. j  a v a2  s .  c  om
    return val;
}

From source file:Main.java

/**
 * //from   w w w  . jav a 2  s.co  m
 * @param doc
 * @param strTagName
 * @return
 */
public static ArrayList<String> getArrayListFromNodes(Document doc, String strTagName) {

    ArrayList<String> alValues = new ArrayList<String>();

    NodeList nl = doc.getElementsByTagName(strTagName);

    // if there are tags
    if (nl != null) {

        // cycles on all of them
        for (int i = 0; i < nl.getLength(); i++) {

            // if it is a field Node
            if (nl.item(i).getNodeType() == 1) {

                // gets the i-th element
                Element e = (Element) nl.item(i);

                // if it has a value adds it to the AL
                if (e.getFirstChild() != null)
                    alValues.add(e.getFirstChild().getNodeValue());
            }
        }
    }

    return alValues;
}

From source file:Utils.java

/**
 * Return child elements with specified name.
 * /* ww  w . ja v a2  s .  c o m*/
 * @param parent
 * @param ns
 * @param localName
 * @return
 */
public static List<Element> getChildrenWithName(Element parent, String ns, String localName) {
    List<Element> r = new ArrayList<Element>();
    for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
        if (n instanceof Element) {
            Element e = (Element) n;
            String eNs = (e.getNamespaceURI() == null) ? "" : e.getNamespaceURI();
            if (ns.equals(eNs) && localName.equals(e.getLocalName())) {
                r.add(e);
            }
        }
    }
    return r;
}

From source file:Main.java

public static synchronized Element getChildElement(Element element) {
    if (element == null) {
        return null;
    }/* ww w.  j  a v  a 2s . c o  m*/
    Element childs = null;
    for (Node node = element.getFirstChild(); node != null; node = node.getNextSibling()) {
        if (node instanceof Element) {
            childs = (Element) node;
            break;
        }
    }
    return childs;
}

From source file:Main.java

public static String setInnerText(Element node, String value) {
    StringBuilder sb = new StringBuilder();
    while (node.hasChildNodes()) {
        Node tn = node.getFirstChild();
        if (tn.getNodeType() == Node.TEXT_NODE) {
            sb.append(tn.getNodeValue());
        }/*w  w  w . ja v a2  s.co m*/
        node.removeChild(tn);
    }
    node.appendChild(node.getOwnerDocument().createTextNode(value));
    return sb.toString();
}

From source file:Main.java

/**
 * Get all the direct children elements of an element.
 *
 * @param parent//from   ww  w.j a va 2  s  .co m
 *            The parent element.
 *
 * @return A list of Element's.
 */
public static List<Element> getElements(final Element parent) {
    final LinkedList<Element> list = new LinkedList<Element>();

    Node node = parent.getFirstChild();

    while (node != null) {
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            list.add((Element) node);
        }

        node = node.getNextSibling();
    }

    return list;
}