Iterable getChildElements(final Element e : DOM Element « XML « Java






  1. Java
  2. XML
  3. DOM Element

Iterable getChildElements(final Element e

        
/*
 * 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();
          }

        };
      }
    };
  }

}








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