001    /*
002     * Copyright (C) 2010 eXo Platform SAS.
003     *
004     * This is free software; you can redistribute it and/or modify it
005     * under the terms of the GNU Lesser General Public License as
006     * published by the Free Software Foundation; either version 2.1 of
007     * the License, or (at your option) any later version.
008     *
009     * This software is distributed in the hope that it will be useful,
010     * but WITHOUT ANY WARRANTY; without even the implied warranty of
011     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012     * Lesser General Public License for more details.
013     *
014     * You should have received a copy of the GNU Lesser General Public
015     * License along with this software; if not, write to the Free
016     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018     */
019    
020    package org.crsh.vfs;
021    
022    /**
023     * @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
024     * @version $Revision$
025     */
026    class Key {
027    
028      /** . */
029      final String name;
030    
031      /** . */
032      final boolean dir;
033    
034      Key(String name, boolean dir) {
035        if (name == null) {
036          throw new NullPointerException();
037        }
038        this.name = name;
039        this.dir = dir;
040      }
041    
042      @Override
043      public boolean equals(Object obj) {
044        if (obj == this) {
045          return true;
046        }
047        if (obj instanceof Key) {
048          Key that = (Key)obj;
049          return name.equals(that.name) && dir == that.dir;
050        }
051        return false;
052      }
053    
054      @Override
055      public int hashCode() {
056        return name.hashCode() ^ (dir ? 0xFFFFFFFF : 0);
057      }
058    }