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.jcr.command;
021    
022    public class Path {
023    
024      /** . */
025      public static final Path ROOT = new Path("/");
026    
027      /** . */
028      private final String value;
029    
030      public Path(String string) throws NullPointerException {
031        if (string == null) {
032          throw new NullPointerException("No null value accepted");
033        }
034    
035        //
036        this.value = string;
037      }
038    
039      public boolean isAbsolute() {
040        return value.startsWith("/");
041      }
042    
043      public String getValue() {
044        return value;
045      }
046    
047      @Override
048      public boolean equals(Object obj) {
049        if (obj == this) {
050          return true;
051        } else {
052          if (obj instanceof Path) {
053            Path that = (Path)obj;
054            return value.equals(that.value);
055          } else {
056            return false;
057          }
058        }
059      }
060    
061      @Override
062      public String toString() {
063        return "Path[" + value + "]";
064      }
065    }