content: /**
   * Copyright 2000-2006 DFKI GmbH.
   * All Rights Reserved.  Use is subject to license terms.
   * <p/>
   * This file is part of MARY TTS.
   * <p/>
   * MARY TTS 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, version 3 of the License.
   * <p/>
   * 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 Lesser General Public License for more details.
   * <p/>
   * You should have received a copy of the GNU Lesser General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   */
  package marytts.util.dom;
  
  import mf.org.w3c.dom.Node;
  import mf.org.w3c.dom.traversal.NodeFilter;
  
  /**
   * A NodeFilter accepting only nodes with a given name.
   *
   * @author Marc Schr&ouml;der
   */
  
  public class NameNodeFilter implements NodeFilter {
      private String[] names;
  
      public NameNodeFilter(String... names) {
          if (names == null) throw new NullPointerException("Cannot filter on null names");
          this.names = names;
          for (int i = 0; i < names.length; i++) {
              if (names[i] == null) throw new NullPointerException("Cannot filter on null name");
          }
      }
  
      @Override
      public short acceptNode(Node n) {
          String name = n.getNodeName();
          for (int i = 0; i < names.length; i++) {
              if (name.equals(names[i]))
                  return NodeFilter.FILTER_ACCEPT;
          }
          return NodeFilter.FILTER_SKIP;
      }
  }
  
  