Util.java Source code

Introduction

Here is the source code for Util.java

Source

/*
 * Copyright (C) 2007  Vianney le Clment
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.Iterator;

import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class Util {
    /**
     * Renvoie les lments enfants (uniquement de type ELEMENT)
     * 
     * @param e
     * @return
     */
    public static Iterable<Element> getChildElements(final Element e) {
        return new Iterable<Element>() {
            public Iterator<Element> iterator() {
                final NodeList list = e.getChildNodes();
                int i = 0;
                for (; i < list.getLength(); i++) {
                    if (list.item(i).getNodeType() == Node.ELEMENT_NODE)
                        break;
                }
                final int init = i;
                return new Iterator<Element>() {
                    int cur = init;

                    public void remove() {
                        throw new UnsupportedOperationException();
                    }

                    public Element next() {
                        Element item = (Element) list.item(cur);
                        for (cur++; cur < list.getLength(); cur++) {
                            if (list.item(cur).getNodeType() == Node.ELEMENT_NODE)
                                break;
                        }
                        return item;
                    }

                    public boolean hasNext() {
                        return cur < list.getLength();
                    }

                };
            }
        };
    }

}