001    /*
002     * Copyright (C) 2012 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    class Key {
023    
024      /** . */
025      final String name;
026    
027      /** . */
028      final boolean dir;
029    
030      Key(String name, boolean dir) {
031        if (name == null) {
032          throw new NullPointerException();
033        }
034        this.name = name;
035        this.dir = dir;
036      }
037    
038      @Override
039      public boolean equals(Object obj) {
040        if (obj == this) {
041          return true;
042        }
043        if (obj instanceof Key) {
044          Key that = (Key)obj;
045          return name.equals(that.name) && dir == that.dir;
046        }
047        return false;
048      }
049    
050      @Override
051      public int hashCode() {
052        return name.hashCode() ^ (dir ? 0xFFFFFFFF : 0);
053      }
054    }