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

/**
 * Trys to find a child element in the given parent element where the child's
 * name attribute is the given value.//from w  ww  .  j  a v a  2s .c  o  m
 *
 * @param parent The Element to search in.
 * @param name   The name attribute of the element to search for.
 *
 * @return The Element if found, null otherwise.
 */
public static Element findElementWithNameAttribute(Element parent, String name) {
    NodeList l = parent.getChildNodes();
    for (int i = 0; i < l.getLength(); i++) {
        Node n = l.item(i);
        if (n.getNodeType() == n.ELEMENT_NODE) {
            Element e = (Element) n;
            if (e.getAttribute("name").equals(name)) {
                return e;
            }
        }
    }
    return null;
}

From source file:Main.java

public static String getStringAttr(Element element, String name, String def) {
    String attr = element.getAttribute(name);
    if (attr.isEmpty()) {
        attr = def;//from ww w. ja va 2 s .  co m
    }
    return attr;
}

From source file:Main.java

public static Element getChildWithAttributeValue(Element parent, String attrName, String attrValue) {
    NodeList childNodes = parent.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node instanceof Element) {
            Element element = (Element) node;
            if (attrValue.equals(element.getAttribute(attrName))) {
                return element;
            }//  w w  w  .  j  a v  a  2 s. c  o  m
        }
    }
    return null;
}

From source file:Main.java

public static HashMap<String, Element> buildIndex(Element element, String tagName, String idName) {
    NodeList nl = element.getElementsByTagName(tagName);
    HashMap<String, Element> index = new HashMap<>(nl.getLength());
    for (int i = 0; i < nl.getLength(); i++) {
        Element el = (Element) nl.item(i);
        String id = el.getAttribute(idName);
        if (!id.isEmpty())
            index.put(id, el);/*from   w ww  .jav  a2 s .com*/
    }
    return index;
}

From source file:Main.java

public static boolean isAttributeTrue(Element elem, String attribute) {
    return elem.hasAttribute(attribute) && "true".equals(elem.getAttribute(attribute));
}

From source file:Main.java

public static boolean readBoolAttr(Element element, String attributeName) {
    String attributeValue = element.getAttribute(attributeName);
    return Boolean.parseBoolean(attributeValue);
}

From source file:Main.java

/**
 * Get child elements by classname/*  w  w w .j a  v  a2 s .  c  o  m*/
 *
 * @param ele parent element
 * @param cname of elements to find
 */
public static List<Element> getElementsByClass(Element ele, String cname) {
    Vector<Element> list = new Vector();
    NodeList nl = ele.getChildNodes();
    for (int j = 0; j < nl.getLength(); j++) {
        if (nl.item(j).getNodeType() != Node.ELEMENT_NODE)
            continue;
        Element e = (Element) nl.item(j);
        if (e.getAttribute("class").equals(cname))
            list.add(e);
    }
    return (list);
}

From source file:Main.java

/**
 * returns the first element with the given tag which attribute "name" equals name string.<br>
 * search only in Element child nodes/*from w w w .j a v  a  2 s  . c o m*/
 * @param tagName   the tag to search
 * @param name      the "name" attribute value
 * @param searchIn   the element, in which child Nodes will be searched
 * @return   the first element found that matches
 * @throws Exception
 */
public static Element getChildElementWithName(String tagName, String name, Element searchIn) {
    String attribute = "name";
    ArrayList<Element> list = getChildElementsByTag(tagName, searchIn);
    for (Element e : list) {
        if (name.equals(e.getAttribute(attribute))) {
            return e;
        }
    }
    return null;
}

From source file:Main.java

public static Integer getIntegerAttr(Element element, String name, int def) {
    String attr = element.getAttribute(name);
    if (!attr.isEmpty()) {
        Integer ret = Integer.valueOf(attr);
        return ret;
    }//from  ww  w .ja  v a  2  s .c  o  m
    return def;
}

From source file:Main.java

/**
 * Get a boolean attribute from the supplied element.
 * @param element The element.//  www . j a  v a2  s . co m
 * @param attribName The attribute name.
 * @return True if the attribute value is "true" (case insensitive), otherwise false.
 */
public static boolean getBooleanAttrib(Element element, String attribName) {
    String attribVal = element.getAttribute(attribName);
    return (attribVal != null && attribVal.equalsIgnoreCase("true"));
}