Example usage for org.w3c.dom Element getChildNodes

Introduction

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

Prototype

public NodeList getChildNodes();

Source Link

Document

A NodeList that contains all children of this node.

Usage

From source file:Main.java

/**
 * Retrieve the value of an XML tag. For internal use only during parsing the accounts
 * configuration file./*from   w ww.  j  ava 2 s  .  c  o  m*/
 *
 * @param element The elemement containing the tag
 * @param tagName The string name of the tag
 * @return Tag value
 */
public static String getTagValue(Element element, String tagName) throws Exception {
    try {
        NodeList tagList = element.getElementsByTagName(tagName);
        Element tagElement = (Element) tagList.item(0);
        NodeList textTagList = tagElement.getChildNodes();

        return (textTagList.item(0)).getNodeValue().trim();
    } catch (Exception e) {
        throw new Exception(
                "Error in parsing the element \"" + element.toString() + "\" with the tag \"" + tagName + "\"");
    }
}

From source file:Main.java

/** Extract all of the child nodes as a Properties object from a node in an XML document */
public static Properties extractChildNodes(Document document) {
    try {//w  ww  .j  a va2  s .c  om
        Properties props = new Properties();
        Element top = document.getDocumentElement();
        NodeList children = top.getChildNodes();
        Node child;
        String name;
        String value;
        for (int i = 0; i < children.getLength(); i++) {
            child = children.item(i);
            name = child.getNodeName();
            value = child.getTextContent().trim();
            props.setProperty(name, value);
        }
        return props;
    } catch (Exception e) {
        return new Properties();
    }
}

From source file:Main.java

public static List<Element> elements(Element element) {
    List<Element> elements = new ArrayList();
    NodeList nodeList = element.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if ((node instanceof Element) && (element == node.getParentNode())) {
            elements.add((Element) node);
        }/* w w w  . j a  v  a  2s  .c  om*/
    }
    return elements;
}

From source file:Main.java

/**
 * Get all child elements/* ww  w .j ava2  s. co m*/
 * @param ele parent element
 * @return list of child elements
 */
public static List<Element> getChildElements(Element ele) {
    List<Element> list = new ArrayList<>();
    NodeList childNodes = ele.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        if (childNodes.item(i).getNodeType() == Node.ELEMENT_NODE) {
            list.add((Element) childNodes.item(i));
        }
    }
    return list;
}

From source file:Main.java

public static Element[] getChildrenByName(Element element, String paramString) {
    NodeList localNodeList = element.getChildNodes();
    int i = localNodeList.getLength();
    LinkedList<Node> nodes = new LinkedList<Node>();
    for (int j = 0; j < i; ++j) {
        Node localNode = localNodeList.item(j);
        if ((localNode.getNodeType() != 1) || (!localNode.getNodeName().equals(paramString)))
            continue;
        nodes.add(localNode);//from  ww  w  .  j  a v  a2s.co  m
    }
    return (Element[]) nodes.toArray(new Element[nodes.size()]);
}

From source file:Main.java

public static String getStringNodeValue(Node node, String nodeName) {
    Element fstElmnt = (Element) node;
    NodeList fstNmElmntLst = fstElmnt.getElementsByTagName(nodeName);

    if (fstNmElmntLst.getLength() == 0)
        return "";

    Element fstNmElmnt = (Element) fstNmElmntLst.item(0);
    NodeList fstNm = fstNmElmnt.getChildNodes();

    if (fstNm.getLength() > 0) {
        String retValue = ((Node) fstNm.item(0)).getNodeValue();
        try {/*from  ww w . j ava 2 s .  c o  m*/
            return new String(retValue.getBytes("ISO-8859-1"));
        } catch (UnsupportedEncodingException e) {
        }
    }
    return "";
}

From source file:Main.java

public static List<Element> getChildElements(Element parent) {
    List<Element> ret = new ArrayList<Element>();
    NodeList childList = parent.getChildNodes();
    for (int i = 0; i < childList.getLength(); i++) {
        if (childList.item(i).getNodeType() != Node.ELEMENT_NODE)
            continue;
        Element child = (Element) childList.item(i);
        ret.add(child);//w w w  .ja v  a2  s. co  m
    }
    return ret;
}

From source file:Main.java

/***************************************************************************
 * Sets the value of the first child under the given element with the given
 * name. If the child has no nodes, one is created.
 * /*from  ww  w  .j  a v a 2 s  .  c om*/
 * @param doc
 * @param e
 * @param name
 * @param value
 * @return
 * @throws Exception
 **************************************************************************/
public static boolean setChildValueByName(Document doc, Element e, String name, String value) throws Exception {
    NodeList childNodes = e.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node.getNodeType() != Node.ELEMENT_NODE)
            continue;

        if (node.getNodeName().equals(name)) {
            Node child = node.getFirstChild();
            if (child == null)
                ((Element) node).appendChild(doc.createTextNode(value));
            else
                child.setNodeValue(value);

            return true;
        }
    }

    return false;
}

From source file:Main.java

/**
 * Method getFullTextChildrenFromElement
 *
 * @param element/* w  ww  .  j  a v  a2  s  .  co  m*/
 * @return the string of chi;ds
 */
public static String getFullTextChildrenFromElement(Element element) {

    StringBuffer sb = new StringBuffer();
    NodeList children = element.getChildNodes();
    int iMax = children.getLength();

    for (int i = 0; i < iMax; i++) {
        Node curr = children.item(i);

        if (curr.getNodeType() == Node.TEXT_NODE) {
            sb.append(((Text) curr).getData());
        }
    }

    return sb.toString();
}

From source file:Main.java

/**
 * This will get the text value of an element.
 *
 * @param node The node to get the text value for.
 * @return The text of the node.//  w ww  . j a  v  a2 s . c om
 */
public static String getNodeValue(Element node) {
    StringBuilder sb = new StringBuilder();
    NodeList children = node.getChildNodes();
    int numNodes = children.getLength();
    for (int i = 0; i < numNodes; i++) {
        Node next = children.item(i);
        if (next instanceof Text) {
            sb.append(next.getNodeValue());
        }
    }
    return sb.toString();
}