Example usage for org.w3c.dom Element getAttribute

Introduction

In this page you can find the example usage for org.w3c.dom Element getAttribute.

Prototype

public String getAttribute(String name);

Source Link

Document

Retrieves an attribute value by name.

Usage

From source file:Main.java

public static String getAttribute(Element element, String attributeName) {
    if (element == null) {
        return null;
    }/*w  ww .j a va 2  s.c  o m*/

    String attributeValue = element.getAttribute(attributeName);
    return attributeValue;
}

From source file:Main.java

public static void testx() {
    try {/*from   ww  w  .  j  a  v a2  s.  c o  m*/
        File fXmlFile = new File("C:\\Users\\is96092\\Desktop\\music\\Megaman2.xml");
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
        Document doc = dBuilder.parse(fXmlFile);

        //optional, but recommended
        //read this - http://stackoverflow.com/questions/13786607/normalization-in-dom-parsing-with-java-how-does-it-work
        doc.getDocumentElement().normalize();

        System.out.println("Root element :" + doc.getDocumentElement().getNodeName());

        NodeList nList = doc.getElementsByTagName("staff");

        System.out.println("----------------------------");

        for (int temp = 0; temp < nList.getLength(); temp++) {

            Node nNode = nList.item(temp);

            System.out.println("\nCurrent Element :" + nNode.getNodeName());

            if (nNode.getNodeType() == Node.ELEMENT_NODE) {

                Element eElement = (Element) nNode;

                System.out.println("Staff id : " + eElement.getAttribute("id"));
                System.out.println(
                        "First Name : " + eElement.getElementsByTagName("firstname").item(0).getTextContent());
                System.out.println(
                        "Last Name : " + eElement.getElementsByTagName("lastname").item(0).getTextContent());
                System.out.println(
                        "Nick Name : " + eElement.getElementsByTagName("nickname").item(0).getTextContent());
                System.out.println(
                        "Salary : " + eElement.getElementsByTagName("salary").item(0).getTextContent());

            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

/**
 * This method will find all the parameters under this <code>paramsElement</code> and return them as
 * Map<String, String>. For example,
 * <pre>//  w ww .ja v  a  2s  .c  o m
 *   <result ... >
 *      <param name="param1">value1</param>
 *      <param name="param2">value2</param>
 *      <param name="param3">value3</param>
 *   </result>
 * </pre>
 * will returns a Map<String, String> with the following key, value pairs :-
 * <ul>
 *  <li>param1 - value1</li>
 *  <li>param2 - value2</li>
 *  <li>param3 - value3</li>
 * </ul>
 *
 * @param paramsElement
 * @return
 */
public static Map getParams(Element paramsElement) {
    LinkedHashMap params = new LinkedHashMap();

    if (paramsElement == null) {
        return params;
    }

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

        if ((childNode.getNodeType() == Node.ELEMENT_NODE) && "param".equals(childNode.getNodeName())) {
            Element paramElement = (Element) childNode;
            String paramName = paramElement.getAttribute("name");

            String val = getContent(paramElement);
            if (val.length() > 0) {
                params.put(paramName, val);
            }
        }
    }
    return params;
}

From source file:Main.java

public static List<Element> findElementsByAttribute(Node node, String tagName, String attrName,
        String attrValue) {//from  w w  w.  j  av a 2  s . c o m
    List<Element> result = new ArrayList<Element>();
    NodeList nodeList = node.getChildNodes();
    if (nodeList == null) {
        return result;
    }
    for (int i = 0; i < nodeList.getLength(); ++i) {
        Element element = checkIfElement(nodeList.item(i), tagName);
        if (element != null && element.getAttribute(attrName).equals(attrValue)) {
            result.add(element);
        }
    }
    return result;
}

From source file:Main.java

/**
 * A convenience method for return a string from an element.  First, this
 * method checks to see if the the specified name exists as an attribute
 * in the element.  If it does, simply returns the attribute value.
 * Then this method checks to see if the specified element has a child
 * element that matches the given name.  If it does, attempts to read
 * the text from the child node.  Otherwise, returns <code>null</code>.
 * @param element/*from w w w.j  ava2s . co m*/
 * @param name
 * @return String
 */
public static String getAttributeOrChildText(Element element, String name) {
    if (element.hasAttribute(name)) {
        return element.getAttribute(name);
    }
    Element childElem = getChildElement(element, name);
    return childElem == null ? null : getChildText(childElem);
}

From source file:Main.java

/**
 * Get a double value from an attribute.
 * //  ww w  .j a va2s . co m
 * @param element the element to get the attribute from, may be null
 * @param attributeName the attribute name to get
 * @return the value, null if element is null or the attribute value is null
 *         or empty
 */
public static Double getDoubleAttributeValue(final Element element, final String attributeName) {
    if (null == element) {
        return null;
    }
    final String str = element.getAttribute(attributeName);
    if (str.isEmpty()) {
        return null;
    } else {
        return Double.valueOf(str);
    }
}

From source file:org.jboss.windup.config.spring.namespace.java.SpringNamespaceHandlerUtil.java

public static void parseNamespaceMap(BeanDefinitionBuilder builder, Element element) {

    List<Element> elements = XmlElementUtil.getChildrenByTagName(element, "namespace");
    if (elements == null) {
        return; // do nothing.
    }//w  w  w . j a  v  a  2s  .c  om

    ManagedMap<String, String> namespaceMap = new ManagedMap<String, String>(elements.size());
    for (Element bean : elements) {
        String prefix = bean.getAttribute("prefix");
        String namespace = bean.getAttribute("uri");

        namespaceMap.put(prefix, namespace);
    }
    LOG.debug("Adding namespaces: " + namespaceMap.size());
    builder.addPropertyValue("namespaces", namespaceMap);
}

From source file:com.samknows.measurement.schedule.condition.CpuActivityCondition.java

public static CpuActivityCondition parseXml(Element node) {
    CpuActivityCondition c = new CpuActivityCondition();
    c.maxAvg = Integer.valueOf(node.getAttribute("maxAvg"));
    String time = node.getAttribute("time");
    c.time = XmlUtils.convertTime(time);
    return c;//from  w  w w .  j a v a2  s  .  c  o m
}

From source file:Main.java

public static void ReadXMLFile()

{

    try {//from www .j  a  v  a2  s .  co  m

        File fXmlFile = new File("D:\\FAR_Documents\\__Startamap\\Home.xml");
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
        Document doc = dBuilder.parse(fXmlFile);

        //optional, but recommended
        //read this - http://stackoverflow.com/questions/13786607/normalization-in-dom-parsing-with-java-how-does-it-work
        doc.getDocumentElement().normalize();

        System.out.println("Root element :" + doc.getDocumentElement().getNodeName());

        NodeList nList = doc.getElementsByTagName("staff");

        System.out.println("----------------------------");

        for (int temp = 0; temp < nList.getLength(); temp++) {

            Node nNode = nList.item(temp);

            System.out.println("\nCurrent Element :" + nNode.getNodeName());

            if (nNode.getNodeType() == Node.ELEMENT_NODE) {

                Element eElement = (Element) nNode;

                System.out.println("Staff id : " + eElement.getAttribute("id"));
                System.out.println(
                        "First Name : " + eElement.getElementsByTagName("firstname").item(0).getTextContent());
                System.out.println(
                        "Last Name : " + eElement.getElementsByTagName("lastname").item(0).getTextContent());
                System.out.println(
                        "Nick Name : " + eElement.getElementsByTagName("nickname").item(0).getTextContent());
                System.out.println(
                        "Salary : " + eElement.getElementsByTagName("salary").item(0).getTextContent());

            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static synchronized String getAttribute(Element e, String name, String defvalue) {
    if (e == null || name == null || name.length() == 0) {
        return defvalue;
    } else {/*from w  w w  .j  ava  2 s .c  o m*/
        return e.getAttribute(name);
    }
}