Sets the value of the given DOM element's attribute with the specified name to the given value. - Java XML

Java examples for XML:XML Attribute

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Description

Sets the value of the given DOM element's attribute with the specified name to the given value.

Demo Code

/*/*ww  w .jav  a  2  s  .  c  om*/
 * ome.xml.DOMUtil
 *
 *-----------------------------------------------------------------------------
 *
 *  Copyright (C) 2007-2008 Open Microscopy Environment
 *      Massachusetts Institute of Technology,
 *      National Institutes of Health,
 *      University of Dundee,
 *      University of Wisconsin-Madison
 *
 *
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation; either
 *    version 2.1 of the License, or (at your option) any later version.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *-----------------------------------------------------------------------------
 */
//package com.java2s;

import org.w3c.dom.*;

public class Main {
    /**
     * Sets the value of the given DOM element's attribute
     * with the specified name to the given value.
     */
    public static void setAttribute(String name, String value, Element el) {
        if (name == null || value == null || el == null)
            return;

        // strip out invalid characters from the value
        char[] v = value.toCharArray();
        int count = 0;
        for (int i = 0; i < v.length; i++) {
            if (!Character.isISOControl(v[i]))
                count++;
        }
        if (count < v.length) {
            char[] nv = new char[count];
            count = 0;
            for (int i = 0; i < v.length; i++) {
                if (!Character.isISOControl(v[i]))
                    nv[count++] = v[i];
            }
            value = new String(nv);
        }

        el.setAttribute(name, value);
    }

    /**
     * Sets the value of the given DOM element's attribute with the
     * specified name to the given value's string representation.
     */
    public static void setAttribute(String name, Object value, Element el) {
        setAttribute(name, value == null ? null : value.toString(), el);
    }
}

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