Example usage for org.w3c.dom Node COMMENT_NODE

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

private static String mergeTextContent(final NodeList nodes) {
    StringBuilder buf = new StringBuilder();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node n = nodes.item(i);//from w w  w.ja va 2 s.c  o  m
        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();
}

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From source file:Main.java

public 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  om*/
        return null;
    }
}

---

From source file:Main.java

static public String getDocumentComment(Document doc) {
    String docComment = null;/*from w w  w  .  j ava2 s.c o  m*/
    try {
        NodeList childs = doc.getChildNodes();
        for (int i = 0; i < childs.getLength(); i++) {
            Node child = childs.item(i);
            if (child.getNodeType() == Node.COMMENT_NODE) {
                docComment = child.getNodeValue();
            }
        }
        return docComment;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

---

From source file:Main.java

/**
 * returns the Node Type As String//from w  w  w  . j a va  2 s . co  m
 * @param node
 * @param cftype 
 * @return
 */
public static String getTypeAsString(Node node, boolean cftype) {
    String suffix = cftype ? "" : "_NODE";

    switch (node.getNodeType()) {
    case Node.ATTRIBUTE_NODE:
        return "ATTRIBUTE" + suffix;
    case Node.CDATA_SECTION_NODE:
        return "CDATA_SECTION" + suffix;
    case Node.COMMENT_NODE:
        return "COMMENT" + suffix;
    case Node.DOCUMENT_FRAGMENT_NODE:
        return "DOCUMENT_FRAGMENT" + suffix;
    case Node.DOCUMENT_NODE:
        return "DOCUMENT" + suffix;
    case Node.DOCUMENT_TYPE_NODE:
        return "DOCUMENT_TYPE" + suffix;
    case Node.ELEMENT_NODE:
        return "ELEMENT" + suffix;
    case Node.ENTITY_NODE:
        return "ENTITY" + suffix;
    case Node.ENTITY_REFERENCE_NODE:
        return "ENTITY_REFERENCE" + suffix;
    case Node.NOTATION_NODE:
        return "NOTATION" + suffix;
    case Node.PROCESSING_INSTRUCTION_NODE:
        return "PROCESSING_INSTRUCTION" + suffix;
    case Node.TEXT_NODE:
        return "TEXT" + suffix;
    default:
        return "UNKNOW" + suffix;
    }
}

---

From source file:Main.java

private static boolean checkNodeTypes(Node childNode) {
    short nodeType = childNode.getNodeType();

    if (nodeType == Node.ELEMENT_NODE) {
        cleanEmptyTextNodes(childNode); // recurse into subtree
    }/*from   w  ww  .ja  va2 s . co  m*/

    if (nodeType == Node.ELEMENT_NODE || nodeType == Node.CDATA_SECTION_NODE || nodeType == Node.COMMENT_NODE) {
        return true;
    } else {
        return false;
    }
}

---

From source file:Main.java

/**
 * based on public Java5 javadoc of org.w3c.dom.Node.getTextContent method
 *///from w  ww  .  jav  a  2 s.  c  o m
public static String getTextContent(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:
        return null;
    }
}

---

From source file:Main.java

public static void copyInto(Node src, Node dest) throws DOMException {

    Document factory = dest.getOwnerDocument();

    //Node start = src;
    Node parent = null;//www .ja va  2s.  c  om
    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);
            }
            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 + " (" + place.getNodeName() + ')');
        }
        }
        dest.appendChild(node);

        // iterate over children
        if (place.hasChildNodes()) {
            parent = place;
            place = place.getFirstChild();
            dest = node;
        } else if (parent == null) {
            place = null;
        } else {
            // advance
            place = place.getNextSibling();
            while (place == null && parent != null) {
                place = parent.getNextSibling();
                parent = parent.getParentNode();
                dest = dest.getParentNode();
            }
        }

    }

}

---

From source file:Main.java

static void printElement(Element element, String indent) {
    System.out.println("Element '" + element.getNodeName() + "'");
    NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        switch (child.getNodeType()) {
        case Node.ELEMENT_NODE:
            printElement((Element) child, indent + "\t");
            break;
        case Node.ATTRIBUTE_NODE:
            Attr attr = (Attr) child;
            System.out.println("\tAttribute: '" + attr.getName() + "' = '" + attr.getValue() + "'");
            break;
        case Node.COMMENT_NODE:
            Comment comment = (Comment) child;
            System.out.println("\tComment: '" + comment.getData() + "'");
            break;
        case Node.CDATA_SECTION_NODE:
            CharacterData cdata = (CharacterData) child;
            System.out.println("\tCDatat: '" + cdata.getData() + "'");
            break;
        case Node.TEXT_NODE:
            Text text = (Text) child;
            System.out.println("\tText: '" + text.getData() + "'");
            break;
        default://from  w w w . j  av  a 2 s.c o m
            System.out.println("\tUnknown node type: '" + child.getNodeType() + "'");
            break;
        }
    }
}

---

From source file:Main.java

@SuppressWarnings("fallthrough")
private static void getSetRec(final Node rootNode, final Set<Node> result, final Node exclude,
        final boolean com) {
    if (rootNode == exclude) {
        return;//from   w  w w  .j a v  a2 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

/**
 * Convert a node type to a string. For debug purpose only.
 * //  w ww  .  j  ava2 s .  c om
 * @param nodeType
 *            the node type
 * @return the string
 * @throws Exception
 *             the exception
 */
public static String nodeTypeToString(short nodeType) throws Exception {
    if (nodeType == Node.ELEMENT_NODE)
        return "ELEMENT_NODE";
    if (nodeType == Node.ATTRIBUTE_NODE)
        return "ATTRIBUTE_NODE";
    if (nodeType == Node.TEXT_NODE)
        return "TEXT_NODE";
    if (nodeType == Node.CDATA_SECTION_NODE)
        return "CDATA_SECTION_NODE";
    if (nodeType == Node.ENTITY_REFERENCE_NODE)
        return "ENTITY_REFERENCE_NODE";
    if (nodeType == Node.ENTITY_NODE)
        return "ENTITY_NODE";
    if (nodeType == Node.PROCESSING_INSTRUCTION_NODE)
        return "PROCESSING_INSTRUCTION_NODE";
    if (nodeType == Node.COMMENT_NODE)
        return "COMMENT_NODE";
    if (nodeType == Node.DOCUMENT_NODE)
        return "DOCUMENT_NODE";
    if (nodeType == Node.DOCUMENT_TYPE_NODE)
        return "DOCUMENT_TYPE_NODE";
    if (nodeType == Node.DOCUMENT_FRAGMENT_NODE)
        return "DOCUMENT_FRAGMENT_NODE";
    if (nodeType == Node.NOTATION_NODE)
        return "NOTATION_NODE";
    if (nodeType == Node.DOCUMENT_POSITION_DISCONNECTED)
        return "DOCUMENT_POSITION_DISCONNECTED";
    if (nodeType == Node.DOCUMENT_POSITION_PRECEDING)
        return "DOCUMENT_POSITION_PRECEDING";
    if (nodeType == Node.DOCUMENT_POSITION_FOLLOWING)
        return "DOCUMENT_POSITION_FOLLOWING";
    if (nodeType == Node.DOCUMENT_POSITION_CONTAINS)
        return "DOCUMENT_POSITION_CONTAINS";
    if (nodeType == Node.DOCUMENT_POSITION_CONTAINED_BY)
        return "DOCUMENT_POSITION_CONTAINED_BY";
    if (nodeType == Node.DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC)
        return "DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC";

    throw new Exception("Unknown value : " + nodeType);
}

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