Get value of specified XML attribute as integer. - Java XML

Java examples for XML:XML Attribute

  1. HOME
  2. Java
  3. XML
  4. XML Attribute

Description

Get value of specified XML attribute as integer.

Demo Code


//package com.java2s;
import org.w3c.dom.DOMException;
import org.w3c.dom.NamedNodeMap;

public class Main {
    /**// ww  w. j  av  a  2 s . c om
     * Get value of specified attribute as integer. If attribute isn't defined return defValue.
     * @param attribs NamedNodeMap
     * @param attributeName String
     * @param defValue int
     * @return int
     * @throws DOMException
     */
    public static int getAttributeValueAsInt(NamedNodeMap attribs,
            String attributeName, int defValue) throws DOMException {
        String v = getAttributeValue(attribs, attributeName);
        int result = defValue;

        if (v != null) {
            try {
                result = Integer.parseInt(v);
            } catch (NumberFormatException ex) {
            }
        }
        return result;
    }

    /**
     * Get string value of specified attribute. Return null if attribute isn't defined.
     * @param attribs NamedNodeMap
     * @param attributeName String
     * @return String
     * @throws DOMException
     */
    public static String getAttributeValue(NamedNodeMap attribs,
            String attributeName) throws DOMException {
        String value = null;
        if (attribs.getNamedItem(attributeName) != null) {
            value = attribs.getNamedItem(attributeName).getNodeValue();
        }
        return value;
    }

    /**
     * Get string value of specified attribute. If attribute isn't defined return defValue.
     * @param attribs NamedNodeMap
     * @param attributeName String
     * @param defValue String
     * @return String
     * @throws DOMException
     */
    public static String getAttributeValue(NamedNodeMap attribs,
            String attributeName, String defValue) throws DOMException {
        if (attribs.getNamedItem(attributeName) != null) {
            return attribs.getNamedItem(attributeName).getNodeValue();
        } else {
            return defValue;
        }
    }
}

Related Tutorials