Example usage for org.w3c.dom Node COMMENT

Introduction

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

Prototype

short COMMENT_NODE

To view the source code for org.w3c.dom Node COMMENT_NODE.

Click Source Link

Document

The node is a Comment.

Usage

From source file:Main.java

/**
 * /* w  w w .j a va  2s.co  m*/
 * @param currentNode
 * @param tagName
 * @param attributeValue
 * @return
 */
public static String getTextContentByElementNameANDAttributeValue(Node currentNode, String tagName,
        String attributeValue) {
    String result = "";

    NodeList childNodeList = currentNode.getChildNodes();
    for (int i = 0; i < childNodeList.getLength(); i++) {
        Node childNode = childNodeList.item(i);

        switch (childNode.getNodeType()) {
        case Node.DOCUMENT_NODE:
            break;
        case Node.ELEMENT_NODE:
            Element childElement = (Element) childNodeList.item(i);
            // logger.debug("childElement name : " + childElement.getTagName());
            if (childElement != null && childElement.getNodeName().equals(tagName)) {
                NamedNodeMap attributes = childElement.getAttributes();
                for (int j = 0; j < attributes.getLength(); j++) {
                    Node current = attributes.item(j);

                    if (current.getNodeName().equals("type") && current.getNodeValue().equals(attributeValue)) {
                        result = childElement.getTextContent();
                        break;
                    }
                }
            }
        case Node.TEXT_NODE:
            // logger.debug("textElement name : " + currentNode.getNodeValue());
            break;
        case Node.COMMENT_NODE:
            break;
        case Node.PROCESSING_INSTRUCTION_NODE:
            break;
        case Node.ENTITY_REFERENCE_NODE:
            break;
        case Node.DOCUMENT_TYPE_NODE:
            break;
        }
    }

    return result;
}

From source file:Main.java

/**
 * Gets Node type String for a given node type constant
 *//*  w ww  .j a  v a  2s  . c om*/

public static String getNodeTypeStr(int nodeType)

{

    switch (nodeType)

    {

    case Node.ATTRIBUTE_NODE:

        return "ATTRIBUTE_NODE ";

    case Node.CDATA_SECTION_NODE:

        return "CDATA_SECTION_NODE";

    case Node.COMMENT_NODE:

        return "COMMENT_NODE";

    case Node.DOCUMENT_FRAGMENT_NODE:

        return "DOCUMENT_FRAGMENT_NODE";

    case Node.DOCUMENT_TYPE_NODE:

        return "DOCUMENT_TYPE_NODE";

    case Node.ELEMENT_NODE:

        return "ELEMENT_NODE";

    case Node.ENTITY_NODE:

        return "ENTITY_NODE";

    case Node.ENTITY_REFERENCE_NODE:

        return "ENTITY_REFERENCE_NODE";

    case Node.NOTATION_NODE:

        return "NOTATION_NODE";

    case Node.PROCESSING_INSTRUCTION_NODE:

        return "PROCESSING_INSTRUCTION_NODE";

    case Node.TEXT_NODE:

        return "TEXT_NODE";

    case Node.DOCUMENT_NODE:

        return "DOCUMENT_NODE";

    default:

        return "UN-INDENTIFIED NODE";

    }

}

From source file:Main.java

private static String mergeTextContent(final NodeList nodes) {
    StringBuffer buf = new StringBuffer();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node n = nodes.item(i);//from ww w . j a v  a 2s.c om
        final String text;

        switch (n.getNodeType()) {
        case Node.COMMENT_NODE:
        case Node.PROCESSING_INSTRUCTION_NODE:
            // ignore comments when merging
            text = null;
            break;
        default:
            text = getTextContent(n);
            break;
        }

        if (text != null) {
            buf.append(text);
        }
    }
    return buf.toString();
}

From source file:DOMDump.java

private static void dumpLoop(Node node, String indent) {
    switch (node.getNodeType()) {
    case Node.CDATA_SECTION_NODE:
        System.out.println(indent + "CDATA_SECTION_NODE");
        break;//from   w  w w  .  jav  a2s  .  co m
    case Node.COMMENT_NODE:
        System.out.println(indent + "COMMENT_NODE");
        break;
    case Node.DOCUMENT_FRAGMENT_NODE:
        System.out.println(indent + "DOCUMENT_FRAGMENT_NODE");
        break;
    case Node.DOCUMENT_NODE:
        System.out.println(indent + "DOCUMENT_NODE");
        break;
    case Node.DOCUMENT_TYPE_NODE:
        System.out.println(indent + "DOCUMENT_TYPE_NODE");
        break;
    case Node.ELEMENT_NODE:
        System.out.println(indent + "ELEMENT_NODE");
        break;
    case Node.ENTITY_NODE:
        System.out.println(indent + "ENTITY_NODE");
        break;
    case Node.ENTITY_REFERENCE_NODE:
        System.out.println(indent + "ENTITY_REFERENCE_NODE");
        break;
    case Node.NOTATION_NODE:
        System.out.println(indent + "NOTATION_NODE");
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        System.out.println(indent + "PROCESSING_INSTRUCTION_NODE");
        break;
    case Node.TEXT_NODE:
        System.out.print(indent + "TEXT_NODE");
        System.out.println(" : " + node.getTextContent());
        break;
    default:
        System.out.println(indent + "Unknown node");
        break;
    }

    NodeList list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        dumpLoop(list.item(i), indent + "   ");
    }
}

From source file:Main.java

public static String domNode2String(Node node, 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 += domNode2String(nodes.item(i), escapeStrings);
            }/* w  w  w. j a v  a  2  s  .  co  m*/
        }
        break;

    case Node.ELEMENT_NODE:
        String name = node.getNodeName();
        ret += "<" + 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++) {
                ret += domNode2String(children.item(i), escapeStrings);
            }
        }

        ret += "</" + name + ">";
        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

/**
 * Remove any whitespace text nodes from the DOM. Calling this before saving
 * a formatted document will fix the formatting indentation of elements
 * loaded from a different document.//from   ww  w  .j  a v  a  2s  . c o m
 * 
 * @param node
 *            Node to remove whitespace nodes from
 * @param deep
 *            Should this method recurse into the node's children?
 */
public static void removeWhitespace(Node node, boolean deep) {
    NodeList children = node.getChildNodes();
    int length = children.getLength();
    for (int i = 0; i < length; i++) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.TEXT_NODE && length > 1) {
            Node previous = child.getPreviousSibling();
            Node next = child.getNextSibling();
            if ((previous == null || previous.getNodeType() == Node.ELEMENT_NODE
                    || previous.getNodeType() == Node.COMMENT_NODE)
                    && (next == null || next.getNodeType() == Node.ELEMENT_NODE
                            || next.getNodeType() == Node.COMMENT_NODE)) {
                String content = child.getTextContent();
                if (content.matches("\\s*")) //$NON-NLS-1$
                {
                    node.removeChild(child);
                    i--;
                    length--;
                }
            }
        } else if (deep && child.getNodeType() == Node.ELEMENT_NODE) {
            removeWhitespace(child, deep);
        }
    }
}

From source file:Main.java

private static String getTextContent(final Node node) {
    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE:
    case Node.ATTRIBUTE_NODE:
    case Node.ENTITY_NODE:
    case Node.ENTITY_REFERENCE_NODE:
    case Node.DOCUMENT_FRAGMENT_NODE:
        return mergeTextContent(node.getChildNodes());
    case Node.TEXT_NODE:
    case Node.CDATA_SECTION_NODE:
    case Node.COMMENT_NODE:
    case Node.PROCESSING_INSTRUCTION_NODE:
        return node.getNodeValue();
    case Node.DOCUMENT_NODE:
    case Node.DOCUMENT_TYPE_NODE:
    case Node.NOTATION_NODE:
    default://from   ww  w. j av a2  s  .  c  o m
        return null;
    }
}

From source file:DocWriter.java

private static void serializeNode(Node node, Writer out, String indent) throws IOException {
    switch (node.getNodeType()) {
    case Node.DOCUMENT_NODE:
        out.write("<?xml version=\"1.0\"?>" + '\n');
        writeNode(((Document) node).getDocumentElement(), out, indent);
        break;//from www . java 2s.c om
    case Node.ELEMENT_NODE:
        writeNode(node, out, indent);
        break;
    case Node.TEXT_NODE:
        out.write(node.getNodeValue());
        break;
    case Node.COMMENT_NODE:
        out.write( /*indent + */ "<!--" + node.getNodeValue() + "-->");
        break;
    default:
        System.out.println("Got node: " + node.getNodeName());
        break;
    }
}

From source file:Main.java

private static void getSetRec(final Node rootNode, final Set<Node> result, final Node exclude,
        final boolean com) {
    if (rootNode == exclude) {
        return;//w w  w  .  j  ava  2  s.c  o  m
    }
    switch (rootNode.getNodeType()) {
    case Node.ELEMENT_NODE:
        result.add(rootNode);
        Element el = (Element) rootNode;
        if (el.hasAttributes()) {
            NamedNodeMap nl = el.getAttributes();
            for (int i = 0; i < nl.getLength(); i++) {
                result.add(nl.item(i));
            }
        }
        //no return keep working
    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);
    }
}

From source file:Main.java

/**
 * Copies the source tree into the specified place in a destination
 * tree. The source node and its children are appended as children
 * of the destination node./*from www  .j  a  v  a 2s  .c  om*/
 * <p>
 * <em>Note:</em> This is an iterative implementation.
 */
public static void copyInto(Node src, Node dest) throws DOMException {

    // get node factory
    Document factory = dest.getOwnerDocument();
    boolean domimpl = factory instanceof DocumentImpl;

    // placement variables
    Node start = src;
    Node parent = src;
    Node place = src;

    // traverse source tree
    while (place != null) {

        // copy this node
        Node node = null;
        int type = place.getNodeType();
        switch (type) {
        case Node.CDATA_SECTION_NODE: {
            node = factory.createCDATASection(place.getNodeValue());
            break;
        }
        case Node.COMMENT_NODE: {
            node = factory.createComment(place.getNodeValue());
            break;
        }
        case Node.ELEMENT_NODE: {
            Element element = factory.createElement(place.getNodeName());
            node = element;
            NamedNodeMap attrs = place.getAttributes();
            int attrCount = attrs.getLength();
            for (int i = 0; i < attrCount; i++) {
                Attr attr = (Attr) attrs.item(i);
                String attrName = attr.getNodeName();
                String attrValue = attr.getNodeValue();
                element.setAttribute(attrName, attrValue);
                if (domimpl && !attr.getSpecified()) {
                    ((AttrImpl) element.getAttributeNode(attrName)).setSpecified(false);
                }
            }
            break;
        }
        case Node.ENTITY_REFERENCE_NODE: {
            node = factory.createEntityReference(place.getNodeName());
            break;
        }
        case Node.PROCESSING_INSTRUCTION_NODE: {
            node = factory.createProcessingInstruction(place.getNodeName(), place.getNodeValue());
            break;
        }
        case Node.TEXT_NODE: {
            node = factory.createTextNode(place.getNodeValue());
            break;
        }
        default: {
            throw new IllegalArgumentException(
                    "can't copy node type, " + type + " (" + node.getNodeName() + ')');
        }
        }
        dest.appendChild(node);

        // iterate over children
        if (place.hasChildNodes()) {
            parent = place;
            place = place.getFirstChild();
            dest = node;
        }

        // advance
        else {
            place = place.getNextSibling();
            while (place == null && parent != start) {
                place = parent.getNextSibling();
                parent = parent.getParentNode();
                dest = dest.getParentNode();
            }
        }

    }

}

Example usage for org.w3c.dom Node COMMENT_NODE

Introduction

Prototype

Document

Usage