Example usage for org.w3c.dom Node ATTRIBUTE

Introduction

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

Prototype

short ATTRIBUTE_NODE

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

Click Source Link

Document

The node is an Attr.

Usage

From source file:Main.java

public static String getTextFromNode(Node node, String defaultValue) {
    if (node == null) {
        return defaultValue;
    }/*from  w ww .  j  a va2s  .  co  m*/
    if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
        return ((Attr) node).getValue();
    } else if (node.getNodeType() == Node.TEXT_NODE) {
        return node.getNodeValue();
    } else {
        StringBuffer text = new StringBuffer();
        getTextFromNode(node, text, true);
        return text.toString().trim();
    }
}

From source file:XmlUtil.java

/**
* Returns attribute value of a node or <code>null</code> if attribute name not found.
* Specified attribute is searched on every call.
* Consider {@link #getAllAttributes(org.w3c.dom.Node)} for better performances.
*//*from www.  jav  a  2s.  c om*/
public static String getAttributeValue(Node node, String attrName) {
    NamedNodeMap nmm = node.getAttributes();
    for (int j = 0; j < nmm.getLength(); j++) {
        Node attribute = nmm.item(j);
        if (attribute.getNodeType() != Node.ATTRIBUTE_NODE) {
            continue;
        }
        String nodeName = attribute.getNodeName();
        if (nodeName.equals(attrName)) {
            return attribute.getNodeValue();
        }
    }
    return null;
}

From source file:Main.java

public String getNodeType(Node node) {
    String type;/* ww w  .j av  a 2  s .c o  m*/

    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE: {
        type = "Element";
        break;
    }
    case Node.ATTRIBUTE_NODE: {
        type = "Attribute";
        break;
    }
    case Node.TEXT_NODE: {
        type = "Text";
        break;
    }
    case Node.CDATA_SECTION_NODE: {
        type = "CData section";
        break;
    }
    case Node.ENTITY_REFERENCE_NODE: {
        type = "Entity reference";
        break;
    }
    case Node.ENTITY_NODE: {
        type = "Entity";
        break;
    }
    case Node.PROCESSING_INSTRUCTION_NODE: {
        type = "Processing instruction";
        break;
    }
    case Node.COMMENT_NODE: {
        type = "Comment";
        break;
    }
    case Node.DOCUMENT_NODE: {
        type = "Document";
        break;
    }
    case Node.DOCUMENT_TYPE_NODE: {
        type = "Document type";
        break;
    }
    case Node.DOCUMENT_FRAGMENT_NODE: {
        type = "Document fragment";
        break;
    }
    case Node.NOTATION_NODE: {
        type = "Notation";
        break;
    }
    default: {
        type = "???";
        break;
    }
    }
    return type;
}

From source file:Main.java

/**
 * Method getStrFromNode//w w  w  .j a  va 2s.c  o  m
 *
 * @param xpathnode
 * @return the string for the node.
 */
public static String getStrFromNode(Node xpathnode) {
    if (xpathnode.getNodeType() == Node.TEXT_NODE) {
        // we iterate over all siblings of the context node because eventually,
        // the text is "polluted" with pi's or comments
        StringBuilder sb = new StringBuilder();

        for (Node currentSibling = xpathnode.getParentNode()
                .getFirstChild(); currentSibling != null; currentSibling = currentSibling.getNextSibling()) {
            if (currentSibling.getNodeType() == Node.TEXT_NODE) {
                sb.append(((Text) currentSibling).getData());
            }
        }

        return sb.toString();
    } else if (xpathnode.getNodeType() == Node.ATTRIBUTE_NODE) {
        return ((Attr) xpathnode).getNodeValue();
    } else if (xpathnode.getNodeType() == Node.PROCESSING_INSTRUCTION_NODE) {
        return ((ProcessingInstruction) xpathnode).getNodeValue();
    }

    return null;
}

From source file:Main.java

private static boolean serializeXmlNode(Node node, Writer writer, boolean includeNode) throws IOException {
    if (node == null) {
        return false;
    }//  ww w  . j  ava2 s  . c  o m
    short type = node.getNodeType();
    boolean result = true;
    switch (type) {
    case Node.ATTRIBUTE_NODE: {
        String text = ((Attr) node).getValue();
        writer.write(text);
        break;
    }
    case Node.TEXT_NODE: {
        String text = ((Text) node).getData();
        writer.write(text);
        break;
    }
    case Node.ELEMENT_NODE: {
        Element element = (Element) node;
        if (includeNode) {
            serializeXML(element, writer, false);
        } else {
            Node child = element.getFirstChild();
            while (child != null) {
                serializeXmlNode(child, writer, true);
                child = child.getNextSibling();
            }
        }
        break;
    }
    case Node.DOCUMENT_NODE: {
        Document doc = (Document) node;
        serializeXmlNode(doc.getDocumentElement(), writer, includeNode);
        break;
    }
    default:
        result = false;
        break;
    }
    return result;
}

From source file:Main.java

/**
 * Returns true if the descendantOrSelf is on the descendant-or-self axis
 * of the context node./*from w w w  .j  av  a2  s.  co  m*/
 *
 * @param ctx
 * @param descendantOrSelf
 * @return true if the node is descendant
 */
static public boolean isDescendantOrSelf(Node ctx, Node descendantOrSelf) {
    if (ctx == descendantOrSelf) {
        return true;
    }

    Node parent = descendantOrSelf;

    while (true) {
        if (parent == null) {
            return false;
        }

        if (parent == ctx) {
            return true;
        }

        if (parent.getNodeType() == Node.ATTRIBUTE_NODE) {
            parent = ((Attr) parent).getOwnerElement();
        } else {
            parent = parent.getParentNode();
        }
    }
}

From source file:Main.java

/**
 * This method returns the first non-null owner document of the Nodes in this Set.
 * This method is necessary because it <I>always</I> returns a
 * {@link Document}. {@link Node#getOwnerDocument} returns <CODE>null</CODE>
 * if the {@link Node} is a {@link Document}.
 *
 * @param xpathNodeSet//from w  ww . j a  v  a 2s .  c  o  m
 * @return the owner document
 */
public static Document getOwnerDocument(Set<Node> xpathNodeSet) {
    NullPointerException npe = null;
    for (Node node : xpathNodeSet) {
        int nodeType = node.getNodeType();
        if (nodeType == Node.DOCUMENT_NODE) {
            return (Document) node;
        }
        try {
            if (nodeType == Node.ATTRIBUTE_NODE) {
                return ((Attr) node).getOwnerElement().getOwnerDocument();
            }
            return node.getOwnerDocument();
        } catch (NullPointerException e) {
            npe = e;
        }
    }

    throw new NullPointerException(npe.getMessage());
}

From source file:TreeDumper2.java

private void dumpLoop(Node node, String indent) {
    switch (node.getNodeType()) {
    case Node.ATTRIBUTE_NODE:
        dumpAttributeNode((Attr) node, indent);
        break;//w w w  .j a  v  a  2 s.c  om
    case Node.CDATA_SECTION_NODE:
        dumpCDATASectionNode((CDATASection) node, indent);
        break;
    case Node.COMMENT_NODE:
        dumpCommentNode((Comment) node, indent);
        break;
    case Node.DOCUMENT_NODE:
        dumpDocument((Document) node, indent);
        break;
    case Node.DOCUMENT_FRAGMENT_NODE:
        dumpDocumentFragment((DocumentFragment) node, indent);
        break;
    case Node.DOCUMENT_TYPE_NODE:
        dumpDocumentType((DocumentType) node, indent);
        break;
    case Node.ELEMENT_NODE:
        dumpElement((Element) node, indent);
        break;
    case Node.ENTITY_NODE:
        dumpEntityNode((Entity) node, indent);
        break;
    case Node.ENTITY_REFERENCE_NODE:
        dumpEntityReferenceNode((EntityReference) node, indent);
        break;
    case Node.NOTATION_NODE:
        dumpNotationNode((Notation) node, indent);
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        dumpProcessingInstructionNode((ProcessingInstruction) node, indent);
        break;
    case Node.TEXT_NODE:
        dumpTextNode((Text) node, indent);
        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

/**
 *
 * @param xmlContent/*from  w  w  w.j  a v a 2  s .  c  om*/
 * @param charset
 * @param expression
 * @return
 * @throws SAXException
 * @throws IOException
 * @throws ParserConfigurationException
 * @throws XPathExpressionException
 */
public static List<String> getValues(String xmlContent, Charset charset, String expression)
        throws SAXException, IOException, ParserConfigurationException, XPathExpressionException {

    List<String> valueList = new ArrayList<String>();

    NodeList nodeList = getNodeList(xmlContent, expression);
    int length = nodeList.getLength();
    for (int seq = 0; seq < length; seq++) {
        Node node = nodeList.item(seq);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            NodeList childNodeList = node.getChildNodes();
            StringBuilder sBuilder = new StringBuilder();
            for (int i = 0; i < childNodeList.getLength(); i++) {
                Node childNode = childNodeList.item(i);
                if (childNode.getNodeType() == Node.TEXT_NODE) {
                    sBuilder.append(((Text) childNode).getNodeValue());
                }
            }
            valueList.add(sBuilder.toString());

        } else if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
            valueList.add(node.getNodeValue());
        }
    }

    return valueList;
}

From source file:Main.java

/**
 *
 * @param xmlContent// w  ww .ja  va2  s. co  m
 * @param charset
 * @param expression
 * @return
 * @throws SAXException
 * @throws IOException
 * @throws ParserConfigurationException
 * @throws XPathExpressionException
 */
public static List<String> getHexBinaryValues(String xmlContent, Charset charset, String expression)
        throws SAXException, IOException, ParserConfigurationException, XPathExpressionException {

    List<String> valueList = new ArrayList<String>();

    NodeList nodeList = getNodeList(xmlContent, expression);
    int length = nodeList.getLength();
    for (int seq = 0; seq < length; seq++) {
        Node node = nodeList.item(seq);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            NodeList childNodeList = node.getChildNodes();
            StringBuilder sBuilder = new StringBuilder();
            for (int i = 0; i < childNodeList.getLength(); i++) {
                Node childNode = childNodeList.item(i);
                if (childNode.getNodeType() == Node.TEXT_NODE) {
                    sBuilder.append(((Text) childNode).getNodeValue());
                }
            }
            valueList.add(printHexBinary(sBuilder.toString(), charset));

        } else if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
            valueList.add(node.getNodeValue());
        }
    }

    return valueList;
}

Example usage for org.w3c.dom Node ATTRIBUTE_NODE

Introduction

Prototype

Document

Usage