Example usage for org.w3c.dom NamedNodeMap item

List of usage examples for org.w3c.dom NamedNodeMap item

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Introduction

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

Prototype

public Node item(int index);

Source Link

Document

Returns the indexth item in the map.

Usage

From source file:Main.java

/**
 * Method get all attributes in a xml element.
 * @param el xml element on input.//from   ww  w  .  j  a v  a 2  s.  c om
 * @return array list of attributes.
 */
public static List<Attr> getAllAttributes(Element el) {
    List<Attr> listAttr = new ArrayList<>();
    NamedNodeMap attributes = el.getAttributes();//get map containing the attributes of this node
    int numAttrs = attributes.getLength(); //get the number of nodes in this map
    for (int i = 0; i < numAttrs; i++) {
        Attr attr = (Attr) attributes.item(i);
        listAttr.add(attr);
    }
    return listAttr;
}

From source file:Main.java

protected static void writeXMLwalkTree(Node node, int indent, PrintWriter out) {
    if (node == null)
        throw new NullPointerException("Null node passed to writeXMLwalkTree()");
    if (node.hasChildNodes()) {
        if (node instanceof Element) {
            Element elem = (Element) node;
            //elem.normalize();
            out.print("\n");
            for (int j = 0; j < indent; j++) {
                out.print(" ");
            }// w w w.  j  a v a  2 s  .  c  om
            out.print("<" + elem.getTagName());
            NamedNodeMap attrs = elem.getAttributes();
            for (int i = 0; i < attrs.getLength(); i++) {
                Attr a = (Attr) attrs.item(i);
                out.print(" " + a.getName() + "=\"" + a.getValue() + "\"");
            }
            out.print(">");
            NodeList nl = node.getChildNodes();
            for (int i = 0; i < nl.getLength(); i++) {
                writeXMLwalkTree(nl.item(i), indent + 2, out);
            }
            //              for(int j=0;j<indent;j++) {
            //                  out.print(" ");
            //              }
            out.println("</" + elem.getTagName() + ">");
        }
    } else {
        if (node instanceof Element) {
            Element elem = (Element) node;
            out.print("\n");
            for (int j = 0; j < indent; j++) {
                out.print(" ");
            }
            out.print("<" + elem.getTagName());
            NamedNodeMap attrs = elem.getAttributes();
            for (int i = 0; i < attrs.getLength(); i++) {
                Attr a = (Attr) attrs.item(i);
                out.print(" " + a.getName() + "=\"" + a.getValue() + "\"");
            }
            out.println("/>");
        } else if (node instanceof CDATASection) {
            CDATASection cdata = (CDATASection) node;
            //              for(int j=0;j<indent;j++) {
            //                  out.print(" ");
            //              }
            out.print("<![CDATA[" + cdata.getData() + "]]>");
        } else if (node instanceof Text) {
            Text text = (Text) node;
            StringBuilder buf = new StringBuilder(text.getData().length());
            for (int i = 0; i < text.getData().length(); i++) {
                if (text.getData().charAt(i) == '\n' || text.getData().charAt(i) == '\r'
                        || text.getData().charAt(i) == ' ' || text.getData().charAt(i) == '\t') {
                    if (buf.length() > 0 && buf.charAt(buf.length() - 1) != ' ') {
                        buf.append(' ');
                    }
                } else {
                    buf.append(text.getData().charAt(i));
                }
            }
            if (buf.length() > 0 && !buf.toString().equals(" ")) {
                StringBuilder buf2 = new StringBuilder(buf.length() + indent);
                //                  for(int j=0;j<indent;j++) {
                //                      buf2.append(' ');
                //                  }
                buf2.append(buf.toString());
                out.print(buf2);
            }
        }
    }
}

From source file:Main.java

/**
 * Used for debuging/*from w  ww .j  a  v a  2 s.  co m*/
 * 
 * @param parent
 *            Element
 * @param out
 *            PrintStream
 * @param deep
 *            boolean
 * @param prefix
 *            String
 */
public static void printChildElements(Element parent, PrintStream out, boolean deep, String prefix) {
    out.print(prefix + "<" + parent.getNodeName());
    NamedNodeMap attrs = parent.getAttributes();
    Node node;
    for (int i = 0; i < attrs.getLength(); i++) {
        node = attrs.item(i);
        out.print(" " + node.getNodeName() + "=\"" + node.getNodeValue() + "\"");
    }
    out.println(">");

    // String data = getElementTextValueDeprecated(parent);
    String data = parent.getNodeValue();
    if (data != null && data.trim().length() > 0) {
        out.println(prefix + "\t" + data);
    }

    data = getElementCDataValue(parent);
    if (data != null && data.trim().length() > 0) {
        out.println(prefix + "\t<![CDATA[" + data + "]]>");
    }

    NodeList nodes = parent.getChildNodes();
    for (int i = 0; i < nodes.getLength(); i++) {
        node = nodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            if (deep) {
                printChildElements((Element) node, out, deep, prefix + "\t");
            } else {
                out.println(prefix + node.getNodeName());
            }
        }
    }

    out.println(prefix + "</" + parent.getNodeName() + ">");
}

From source file:Main.java

/**
 *  Copy the attributes from n2 to n1./*from  w ww .  ja v a2  s  .c om*/
 *
 *  @param n1 The source of the attributes.
 *  @param n2 What to copy into.
 */
public static void mergeAttributes(Element n1, Element n2) {
    if ((n1 == null) || (n2 == null)) {
        return;
    }
    NamedNodeMap nnm = n2.getAttributes();
    if (nnm == null) {
        return;
    }
    for (int i = 0; i < nnm.getLength(); i++) {
        Attr attr = (Attr) nnm.item(i);
        n1.setAttribute(attr.getNodeName(), attr.getNodeValue());
    }

}

From source file:Main.java

@SuppressWarnings("fallthrough")
static final void getSetRec(final Node rootNode, final Set<Node> result, final Node exclude,
        final boolean com) {
    //Set result = new HashSet();
    if (rootNode == exclude) {
        return;/* w w  w  .j  a v  a 2s.  c o m*/
    }
    switch (rootNode.getNodeType()) {
    case Node.ELEMENT_NODE:
        result.add(rootNode);
        Element el = (Element) rootNode;
        if (el.hasAttributes()) {
            NamedNodeMap nl = ((Element) rootNode).getAttributes();
            for (int i = 0; i < nl.getLength(); i++) {
                result.add(nl.item(i));
            }
        }
        //no return keep working - ignore fallthrough warning
    case Node.DOCUMENT_NODE:
        for (Node r = rootNode.getFirstChild(); r != null; r = r.getNextSibling()) {
            if (r.getNodeType() == Node.TEXT_NODE) {
                result.add(r);
                while ((r != null) && (r.getNodeType() == Node.TEXT_NODE)) {
                    r = r.getNextSibling();
                }
                if (r == null)
                    return;
            }
            getSetRec(r, result, exclude, com);
        }
        return;
    case Node.COMMENT_NODE:
        if (com) {
            result.add(rootNode);
        }
        return;
    case Node.DOCUMENT_TYPE_NODE:
        return;
    default:
        result.add(rootNode);
    }
    return;
}

From source file:Main.java

private static void serializeElement(StringBuilder sb, Element element, int tabIndex) {
    sb.append('\n');
    for (int i = 0; i < tabIndex; i++) {
        sb.append('\t');
    }/*  w  w  w.  ja va2s.  c o  m*/
    sb.append("<");
    sb.append(element.getTagName());
    if (element.hasAttributes()) {
        NamedNodeMap attributes = element.getAttributes();
        for (int i = 0; i < attributes.getLength(); i++) {
            Node attribute = attributes.item(i);

            sb.append(" ");
            sb.append(attribute.getNodeName());
            sb.append("=");
            sb.append("\"");
            String value = attribute.getNodeValue();
            sb.append(value.replace("\"", "\\\""));
            sb.append("\"");
        }
    }
    sb.append(">");
    NodeList nodeList = element.getChildNodes();
    ArrayList<Element> childElements = new ArrayList<Element>();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node childNode = nodeList.item(i);
        if (childNode instanceof Element) {
            childElements.add((Element) childNode);
        }
    }
    if (childElements.size() == 0) {
        sb.append(escapeInvalidCharacters(getTextContent(element)));
    } else {
        for (Element childElement : childElements) {
            serializeElement(sb, childElement, tabIndex + 1);
        }
        sb.append('\n');
        for (int i = 0; i < tabIndex; i++) {
            sb.append('\t');
        }
    }
    sb.append("</");
    sb.append(element.getTagName());
    sb.append(">");
}

From source file:Main.java

/**
 * Prints elements of the specified node.
 * /*from  www  .  j  a va2  s  .  c o  m*/
 * @param node the specified node.
 * @param level a number of indent.
 */
private static void printElement(Node node, int level) {
    for (int i = 0; i < level; i++) {
        System.out.print("  ");
    }
    System.out.print("{" + node.getNamespaceURI() + "}");
    System.out.println(node.getNodeName());
    NamedNodeMap attrs = node.getAttributes();
    if (attrs != null) {
        for (int i = 0; i < attrs.getLength(); i++) {
            printNode(attrs.item(i), level + 1);
        }
    }

    NodeList children = node.getChildNodes();
    int n = children.getLength();
    for (int i = 0; i < n; i++) {
        Node child = children.item(i);
        printNode(child, level + 1);
    }
}

From source file:Main.java

private static String prettyPrintDom(Node node, String indent, boolean isRoot, boolean escapeStrings) {
    String ret = "";
    switch (node.getNodeType()) {

    case Node.DOCUMENT_NODE:
        // recurse on each child
        NodeList nodes = node.getChildNodes();
        if (nodes != null) {
            for (int i = 0; i < nodes.getLength(); i++) {
                ret += prettyPrintDom(nodes.item(i), indent, isRoot, escapeStrings);
            }//w  w w . j  a v  a2  s. c o m
        }
        break;

    case Node.ELEMENT_NODE:
        String name = node.getNodeName();
        ret += indent + "<" + name;
        NamedNodeMap attributes = node.getAttributes();
        for (int i = 0; i < attributes.getLength(); i++) {
            Node current = attributes.item(i);
            ret += " " + current.getNodeName() + "=\""
                    + ((escapeStrings) ? escapeStringForXML(current.getNodeValue()) : current.getNodeValue())
                    + "\"";
        }
        ret += ">";

        // recurse on each child
        NodeList children = node.getChildNodes();
        if (children != null) {
            for (int i = 0; i < children.getLength(); i++) {
                String tmp = prettyPrintDom(children.item(i), indent + ((isRoot) ? "" : BI), false,
                        escapeStrings);
                if (!tmp.replaceAll("[\\s]+", "").equals(""))
                    if (tmp.endsWith("\n"))
                        if (ret.endsWith("\n"))
                            ret += tmp;
                        else
                            ret += "\n" + tmp;
                    else
                        ret += tmp;
            }
        }
        if (ret.endsWith("\n"))
            ret += indent + "</" + name + ">\n";
        else
            ret += "</" + name + ">\n";
        break;

    case Node.TEXT_NODE:
        ret += (escapeStrings) ? escapeStringForXML(node.getNodeValue()) : node.getNodeValue();
        break;

    case Node.COMMENT_NODE:
        ret += "<!-- " + node.getNodeValue() + " -->";
        break;
    }
    return ret;
}

From source file:Main.java

/**
 * Whenever you'd need to print a configuration node and/or its children.
 *
 * @param root the root node to print.//from  ww w .  ja  v a2 s .  co m
 * @param out the print stream that should be used to outpu
 * @param recurse boolean
 * @param prefix String
 */
public static void printChildElements(Element root, PrintStream out, boolean recurse, String prefix) {
    out.print(prefix + "<" + root.getNodeName());
    NamedNodeMap attrs = root.getAttributes();
    Node node;
    for (int i = 0; i < attrs.getLength(); i++) {
        node = attrs.item(i);
        out.print(" " + node.getNodeName() + "=\"" + node.getNodeValue() + "\"");
    }
    out.println(">");

    String data = getText(root);
    if (data != null && data.trim().length() > 0)
        out.println(prefix + "\t" + data);

    data = getCData(root);
    if (data != null && data.trim().length() > 0)
        out.println(prefix + "\t<![CDATA[" + data + "]]>");

    NodeList nodes = root.getChildNodes();
    for (int i = 0; i < nodes.getLength(); i++) {
        node = nodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            if (recurse)
                printChildElements((Element) node, out, recurse, prefix + "\t");
            else
                out.println(prefix + node.getNodeName());
        }
    }

    out.println(prefix + "</" + root.getNodeName() + ">");
}

From source file:Main.java

/**
 * Searches throgh the passed NamedNodeMap for an attribute. If it is found, it will try to convert it to a boolean.
 * @param nnm NamedNodeMap// ww  w .j a va2  s  .com
 * @param name String
 * @throws RuntimeException on any failure to parse a boolean
 * @return boolean
 */
public static boolean getAttributeBooleanByName(NamedNodeMap nnm, String name) throws RuntimeException {
    for (int i = 0; i < nnm.getLength(); i++) {
        Attr attr = (Attr) nnm.item(i);
        if (attr.getName().equalsIgnoreCase(name)) {
            String tmp = attr.getValue().toLowerCase();
            if (tmp.equalsIgnoreCase("true"))
                return true;
            if (tmp.equalsIgnoreCase("false"))
                return false;
            throw new RuntimeException("Attribute " + name + " value not boolean:" + tmp);
        }
    }
    throw new RuntimeException("Attribute " + name + " not found.");
}