Java XML Attribute from Element getElementArrayInt(Element root, String name, String attrib)

Description

Takes a number of tags of name 'name' that are children of 'root', and looks for attributes of 'attrib' on them.

License

Open Source License

Declaration

public static int[] getElementArrayInt(Element root, String name, String attrib) 

Method Source Code

//package com.java2s;
import org.w3c.dom.*;

import java.util.*;

public class Main {
    /**/*from  w w w.j ava 2  s.  c om*/
     * Takes a number of tags of name 'name' that are children of 'root', and
     * looks for attributes of 'attrib' on them.  Converts attributes to an
     * int and returns in an array.
     */
    public static int[] getElementArrayInt(Element root, String name, String attrib) {
        if (root == null)
            return null;

        NodeList nl = root.getChildNodes();
        LinkedList elementCache = new LinkedList();
        int size = nl.getLength();

        for (int i = 0; i < size; i++) {
            Node node = nl.item(i);
            if (!(node instanceof Element))
                continue;
            Element ele = (Element) node;
            if (!ele.getTagName().equals(name))
                continue;

            String valS = ele.getAttribute(attrib);
            int eleVal = 0;
            try {
                eleVal = Integer.parseInt(valS);
            } catch (Exception e) {
            }

            elementCache.addLast(new Integer(eleVal));
        }

        int[] retArr = new int[elementCache.size()];
        Iterator it = elementCache.iterator();
        int idx = 0;
        while (it.hasNext()) {
            retArr[idx++] = ((Integer) it.next()).intValue();
        }

        return retArr;
    }

    public static int parseInt(String val) {
        if (val == null)
            return 0;

        int retVal = 0;
        try {
            retVal = Integer.parseInt(val);
        } catch (Exception e) {
        }
        return retVal;
    }
}

Related

1. getElement(Element root, String tagName, String attrName, String attrValue)
2. getElementArrayString(Element root, String name, String attrib)
3. getElementAttr(Element element, String attr)
4. getElementAttribute(Element element, String name)
5. getElementAttribute(Element root, String elementName, String attribute)