Example usage for org.w3c.dom Node getNodeValue

Introduction

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

Prototype

public String getNodeValue() throws DOMException;

Source Link

Document

The value of this node, depending on its type; see the table above.

Usage

From source file:org.opencastproject.remotetest.util.Utils.java

/**
 * Converts a node list to a list of their string values. Nodes that do not have a string value are returned as the
 * empty string.//from www  .j  ava  2s.  c o  m
 */
public static List<String> nodeListToStringList(NodeList nodes) {
    List<String> strings = new ArrayList<String>(nodes.getLength());
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node.getNodeValue() != null) {
            strings.add(node.getNodeValue().trim());
        } else {
            Node fchild = node.getFirstChild();
            if (fchild != null && fchild.getNodeValue() != null) {
                strings.add(fchild.getNodeValue().trim());
            } else {
                strings.add("");
            }
        }

    }
    return strings;
}

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From source file:Main.java

public static void assertEquivalent(Node node, Node node2) {
    if (node == null) {
        throw new IllegalArgumentException("the first node to be compared is null");
    }//from ww w.j  a v  a2 s  .  c o  m

    if (node2 == null) {
        throw new IllegalArgumentException("the second node to be compared is null");
    }

    if (!node.getNodeName().equals(node2.getNodeName())) {
        throw new IllegalArgumentException("nodes have different node names");
    }

    int attrCount = 0;
    NamedNodeMap attrs = node.getAttributes();
    if (attrs != null) {
        attrCount = attrs.getLength();
    }

    int attrCount2 = 0;
    NamedNodeMap attrs2 = node2.getAttributes();
    if (attrs2 != null) {
        attrCount2 = attrs2.getLength();
    }

    if (attrCount != attrCount2) {
        throw new IllegalArgumentException("nodes hava a different number of attributes");
    }

    outer: for (int i = 0; i < attrCount; i++) {
        Node n = attrs.item(i);
        String name = n.getNodeName();
        String value = n.getNodeValue();

        for (int j = 0; j < attrCount; j++) {
            Node n2 = attrs2.item(j);
            String name2 = n2.getNodeName();
            String value2 = n2.getNodeValue();

            if (name.equals(name2) && value.equals(value2)) {
                continue outer;
            }
        }
        throw new IllegalArgumentException("attribute " + name + "=" + value + " doesn't match");
    }

    boolean hasChildren = node.hasChildNodes();

    if (hasChildren != node2.hasChildNodes()) {
        throw new IllegalArgumentException("one node has children and the other doesn't");
    }

    if (hasChildren) {
        NodeList nl = node.getChildNodes();
        NodeList nl2 = node2.getChildNodes();

        short[] toFilter = new short[] { Node.TEXT_NODE, Node.ATTRIBUTE_NODE, Node.COMMENT_NODE };
        List nodes = filter(nl, toFilter);
        List nodes2 = filter(nl2, toFilter);

        int length = nodes.size();

        if (length != nodes2.size()) {
            throw new IllegalArgumentException("nodes hava a different number of children");
        }

        for (int i = 0; i < length; i++) {
            Node n = (Node) nodes.get(i);
            Node n2 = (Node) nodes2.get(i);
            assertEquivalent(n, n2);
        }
    }
}

---

From source file:Main.java

public static String text(Node node) {
    StringBuffer sb = new StringBuffer();
    Node n = node.getFirstChild();
    while (n != null) {
        if (n.getNodeType() == Node.TEXT_NODE || n.getNodeType() == Node.CDATA_SECTION_NODE)
            sb.append(n.getNodeValue());
        n = n.getNextSibling();//  w ww  . j  av a2s.c om
    }
    return sb.toString();
}

---

From source file:Main.java

public static String getElementText(Element e) {
    if (e == null) {
        return ("");
    }//from w  ww  . j a  va2 s.c  om

    NodeList children = e.getChildNodes();

    if (children == null) {
        return ("");
    }

    StringBuffer text = new StringBuffer();

    int listLength = children.getLength();

    for (int i = 0; i < listLength; i++) {
        Node node = children.item(i);

        int nodeType = node.getNodeType();

        if ((nodeType == Node.TEXT_NODE) || (nodeType == Node.CDATA_SECTION_NODE)) {
            String nodeValue = node.getNodeValue();
            if (nodeValue != null) {
                text.append(nodeValue);
            }
        }
    }

    return (text.toString().trim());
}

---

From source file:Main.java

/** Prints the specified node, then prints all of its children. */

public static void printDOM(Node node) {

    int type = node.getNodeType();

    switch (type) {

    // print the document element
    case Node.DOCUMENT_NODE: {
        System.out.print("<?xml version=\"1.0\" ?>");
        printDOM(((Document) node).getDocumentElement());
        break;/*from w  ww  . j  a  v  a2  s.  c  o m*/
    }

    // print element with attributes
    case Node.ELEMENT_NODE: {
        System.out.println();
        System.out.print("<");
        System.out.print(node.getNodeName());
        NamedNodeMap attrs = node.getAttributes();
        for (int i = 0; i < attrs.getLength(); i++) {
            Node attr = attrs.item(i);
            System.out.print(" " + attr.getNodeName().trim() + "=\"" + attr.getNodeValue().trim() + "\"");
        }
        System.out.print(">");
        NodeList children = node.getChildNodes();

        if (children != null) {
            int len = children.getLength();
            for (int i = 0; i < len; i++)
                printDOM(children.item(i));
        }
        break;
    }

    // handle entity reference nodes

    case Node.ENTITY_REFERENCE_NODE: {
        System.out.print("&");
        System.out.print(node.getNodeName().trim());
        System.out.print(";");
        break;
    }

    // print cdata sections
    case Node.CDATA_SECTION_NODE: {
        System.out.print("<![CDATA[");
        System.out.print(node.getNodeValue().trim());
        System.out.print("]]>");
        break;
    }

    // print text
    case Node.TEXT_NODE: {
        System.out.println();
        System.out.print(node.getNodeValue().trim());
        break;
    }

    // print processing instruction

    case Node.PROCESSING_INSTRUCTION_NODE: {
        System.out.print("<?");
        System.out.print(node.getNodeName().trim());
        String data = node.getNodeValue().trim();
        {
            System.out.print(" ");
            System.out.print(data);
        }
        System.out.print("?>");
        break;
    }
    }

    if (type == Node.ELEMENT_NODE) {
        System.out.println();
        System.out.print("</");
        System.out.print(node.getNodeName().trim());
        System.out.print('>');
    }
}

---

From source file:Main.java

/** Transform xml element and children into a string
 *
 * @param nd Node root of elements to transform
 * @return String representation of xml// w  w w  . j a va 2  s  .c  o m
 */
public static String elementToString(Node nd, boolean add_newlines) {
    //short type = n.getNodeType();

    if (Node.CDATA_SECTION_NODE == nd.getNodeType()) {
        return "<![CDATA[" + nd.getNodeValue() + "]]&gt;";
    }

    // return if simple element type
    final String name = nd.getNodeName();
    if (name.startsWith("#")) {
        if (name.equals("#text"))
            return nd.getNodeValue();
        return "";
    }

    // output name
    String ret = "<" + name;

    // output attributes
    NamedNodeMap attrs = nd.getAttributes();
    if (attrs != null) {
        for (int idx = 0; idx < attrs.getLength(); idx++) {
            Node attr = attrs.item(idx);
            ret += " " + attr.getNodeName() + "=\"" + attr.getNodeValue() + "\"";
        }
    }

    final String text = nd.getTextContent();
    final NodeList child_ndls = nd.getChildNodes();
    String all_child_str = "";

    for (int idx = 0; idx < child_ndls.getLength(); idx++) {
        final String child_str = elementToString(child_ndls.item(idx), add_newlines);
        if ((child_str != null) && (child_str.length() > 0)) {
            all_child_str += child_str;
        }
    }
    if (all_child_str.length() > 0) {
        // output children
        ret += ">" + (add_newlines ? "\n" : " ");
        ret += all_child_str;
        ret += "</" + name + ">";
    } else if ((text != null) && (text.length() > 0)) {
        // output text
        ret += text;
        ret += "</" + name + ">";
    } else {
        // output nothing
        ret += "/>" + (add_newlines ? "\n" : " ");
    }

    return ret;
}

---

From source file:Main.java

public static Object getContent(Element element) {
    NodeList nl = element.getChildNodes();
    StringBuffer content = new StringBuffer();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);
        switch (node.getNodeType()) {
        case Node.ELEMENT_NODE:
            return node;
        case Node.CDATA_SECTION_NODE:
        case Node.TEXT_NODE:
            content.append(node.getNodeValue());
            break;
        }/* w  ww  .  ja v a  2s  .  c o m*/
    }
    return content.toString().trim();
}

---

From source file:com.tascape.qa.th.android.model.UIA.java

public static UIANode parseNode(Node node) {
    if (!node.getNodeName().equals(UIANode.TAG_NAME)) {
        return null;
    }//from  ww  w  . j av  a 2s  .  c  o m

    NamedNodeMap map = node.getAttributes();
    String klass = map.getNamedItem("class").getNodeValue();
    UIANode uiNode = newNode(klass);

    for (int i = 0, j = map.getLength(); i < j; i++) {
        Node attr = map.item(i);
        uiNode.setAttribute(attr.getNodeName(), attr.getNodeValue());
    }

    NodeList nl = node.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        UIANode n = parseNode(nl.item(i));
        if (n == null) {
            continue;
        }
        uiNode.addNode(n);
    }

    return uiNode;
}

---

From source file:Main.java

static public String getNodeAttr(String tagName, String attrName, NodeList nodes) {
    for (int x = 0; x < nodes.getLength(); x++) {
        Node node = nodes.item(x);
        if (node.getNodeName().equalsIgnoreCase(tagName)) {
            NodeList childNodes = node.getChildNodes();
            for (int y = 0; y < childNodes.getLength(); y++) {
                Node data = childNodes.item(y);
                if (data.getNodeType() == Node.ATTRIBUTE_NODE) {
                    if (data.getNodeName().equalsIgnoreCase(attrName)) {
                        return data.getNodeValue();
                    }//from   ww w. j  av a2s  . co m
                }
            }
        }
    }

    return "";
}

---

From source file:Main.java

/**
 * Prints attribute variables of the specified node.
 * //from  w w  w.j  a va  2s .com
 * @param node the specified node.
 * @param level a number of indent.
 */
private static void printAttribute(Node node, int level) {
    for (int i = 0; i < level; i++) {
        System.out.print("  ");
    }
    System.out.println("<" + node.getNodeName() + " = " + node.getNodeValue() + ">");
}

---

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