Example usage for org.w3c.dom NodeList item

Introduction

In this page you can find the example usage for org.w3c.dom NodeList item.

Prototype

public Node item(int index);

Source Link

Document

Returns the indexth item in the collection.

Usage

From source file:Main.java

public static List<Node> getDescendents(Node node, String nodeName) throws IOException {
    List<Node> childList = new ArrayList<Node>();
    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeName().equals(nodeName)) {
            childList.add(child);//from ww w  . j ava  2 s  . c o m
        }
    }
    return childList;
}

From source file:Main.java

public static String getTextContent(Element elm) {
    if (elm == null) {
        return null;
    }/*from  w  w w.j  ava 2  s. c o  m*/
    StringBuilder result = new StringBuilder();
    NodeList childNodes = elm.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if ((node == null) || (node.getNodeType() != Node.TEXT_NODE)) {
            continue;
        }
        result.append(((Text) node).getData());
    }
    return result.toString().trim();
}

From source file:Main.java

/**
 * Get the first instance of an element by name.
 *
 * @param parent The parent to get the element from.
 * @param elementName The name of the element to look for.
 * @return The element or null if it is not found.
 *///from ww w. j  a v  a 2s  .co  m
public static Element getElement(Element parent, String elementName) {
    Element retval = null;
    NodeList children = parent.getElementsByTagName(elementName);
    if (children.getLength() > 0) {
        retval = (Element) children.item(0);
    }
    return retval;
}

From source file:Main.java

public static Element getChildElement(Element elt, String name) {
    NodeList nodes = elt.getChildNodes();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE)
            if (name.equals(node.getNodeName()))
                return (Element) node;
    }/* w ww .  j av a2s  .  co  m*/
    return null;
}

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);//from   w  ww  .ja va2s  .  c  om
    }
    return ret;
}

From source file:Main.java

public static Element find(Element element, String name) {
    NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if ((child instanceof Element) && child.getNodeName().equals(name)) {
            return (Element) child;
        }/*from  ww  w.  ja  va 2  s . co m*/
    }
    return null;
}

From source file:Main.java

public static Node findNode(Node parentNode, String key) {
    NodeList childNodes = parentNode.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node childNode = childNodes.item(i);
        if (childNode.getNodeName().equals(key)) {
            return childNode;
        }/*  w w  w .ja va2s. co m*/
    }
    return null;
}

From source file:Main.java

public static final List<Element> getChildElements(Element element) {
    List<Element> childElements = new ArrayList<Element>();
    NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node item = childNodes.item(i);
        if (item.getNodeType() == Node.ELEMENT_NODE) {
            childElements.add((Element) item);
        }//from ww w.  j  av  a2 s. com
    }
    return childElements;
}

From source file:Main.java

public static final String getCDATA(Element elem, boolean trim) {
    StringBuffer sb = new StringBuffer();
    NodeList nl = elem.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node nc = nl.item(i);
        if (nc.getNodeType() == Node.CDATA_SECTION_NODE) {
            sb.append(((Text) nc).getData());
        } else if (nc.getNodeType() == Node.TEXT_NODE) {
            String txt = ((Text) nc).getData();
            if (trim) {
                txt = txt.trim();/*from  w w w.  java2  s.  c  o  m*/
            }
            sb.append(txt);
        }
    }
    return sb.toString();
}

From source file:Main.java

public static List<Element> getElements(Element parent, String tagName) {
    List<Element> elements = new ArrayList<Element>();
    NodeList nodes = parent.getElementsByTagName(tagName);
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node instanceof Element) {
            elements.add(Element.class.cast(node));
        }//from  w  w  w  .ja v  a  2  s . c  o m
    }
    return elements;
}