Example usage for org.w3c.dom Node getFirstChild

Introduction

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

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:Main.java

/**
 *  Gets the node value as float./*from w w  w .  j  av a  2  s  .  c o  m*/
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsFloat value
 *@exception  DOMException  Description of the Exception
 */
public final static float getNodeValueAsFloat(Node node) throws DOMException {
    if (node != null) {
        node = node.getFirstChild();
        if (node != null)
            return Float.parseFloat(node.getNodeValue());
    }
    return -1;
}

From source file:Main.java

/**
 *  Gets the node value as double./*from   w  ww  . j ava 2  s  .  c o m*/
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsDouble value
 *@exception  DOMException  Description of the Exception
 */
public final static double getNodeValueAsDouble(Node node) throws DOMException {
    if (node != null) {
        node = node.getFirstChild();
        if (node != null)
            return Double.parseDouble(node.getNodeValue());
    }
    return -1;
}

From source file:Main.java

/**
 *  Gets the node value as long./*  ww w.j  av  a  2 s . c om*/
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsLong value
 *@exception  DOMException  Description of the Exception
 */
public final static long getNodeValueAsLong(Node node) throws DOMException {
    if (node != null) {
        node = node.getFirstChild();
        if (node != null)
            return Long.parseLong(node.getNodeValue());
    }
    return -1;
}

From source file:Main.java

static String getTextValue(Node node) throws SAXException {
    Node textNode = node.getFirstChild();
    if (textNode == null)
        return "";
    if (textNode.getNodeType() != Node.TEXT_NODE)
        throw new SAXException("No text value found for <" + node.getNodeName() + "> node");
    return textNode.getNodeValue();
}

From source file:Main.java

/**
 *  Gets the node value as int.//from   www.  j  a v  a  2  s . c o  m
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsInt value
 *@exception  DOMException  Description of the Exception
 */
public final static int getNodeValueAsInt(Node node) throws DOMException {
    if (node != null) {
        node = node.getFirstChild();
        if (node != null)
            return Integer.parseInt(node.getNodeValue());
    }
    return -1;
}

From source file:Main.java

/**
 *   Find the first child node matching the given tag name. Only searches 
 *   1st-level children; not a recursive search. Null if not found.
 *//*from  ww  w.  j ava  2  s  .  co m*/
public static Node findChildNodeMatching(Node root, String tagName, short nodeType) {
    Node childNode = root.getFirstChild();
    while (childNode != null) {
        if (childNode.getNodeType() == nodeType) {
            if (tagName.equals(childNode.getNodeName())) {
                return childNode;
            }
        }

        childNode = childNode.getNextSibling();
    }

    return null;
}

From source file:Main.java

/** Look for child node of given name.
 *
 *  @param parent Node where to start./*from w  w w . java  2 s  .c o  m*/
 *  @param name Name of the node to look for.
 *  @return Returns Element or <code>null</code>.
 */
public static final Element getChildElement(final Node parent, final String name) {
    return findElementByName(parent.getFirstChild(), name);
}

From source file:Main.java

/**
 *  Gets the node value as boolean./*from   w w  w.ja  v  a2 s  .co  m*/
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsBoolean value
 *@exception  DOMException  Description of the Exception
 */
public final static boolean getNodeValueAsBoolean(Node node) throws DOMException {
    if (node != null) {
        node = node.getFirstChild();
        return node.getNodeValue() != null && (node.getNodeValue().equalsIgnoreCase("YES")
                || node.getNodeValue().equalsIgnoreCase("TRUE"));
    }

    return false;
}

From source file:Main.java

/** Finds and returns the first child element node. */
public static Element getFirstChildElement(Node parent) {

    // search for node
    Node child = parent.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            return (Element) child;
        }//from w  w  w .j a  v  a  2  s  .  c o  m
        child = child.getNextSibling();
    }

    // not found
    return null;

}

From source file:Main.java

public static String getNodeValue(Node node) {
    String ret = "";
    if (node != null) {
        for (Node child = node.getFirstChild(); child != null; child = child.getNextSibling())
            ret = (new StringBuilder(String.valueOf(ret))).append(child.getNodeValue()).toString();

    }//www.j a v a2  s . c  o m
    return ret;
}