content: /*
   * Copyright (C) 2013 Glyptodon LLC
   * 
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   * 
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   * 
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  package org.glyptodon.guacamole.net.auth.permission;
  
  
  /**
   * A permission which controls operations that directly affect a specific
   * User.
   *
   * @author Michael Jumper
   */
  public class UserPermission implements ObjectPermission<String> {
  
      /**
       * The username of the User associated with the operation affected by this
       * permission.
       */
      private String identifier;
  
      /**
       * The type of operation affected by this permission.
       */
      private Type type;
  
      /**
       * Creates a new UserPermission having the given type and identifier. The
       * identifier must be the user's username.
       *
       * @param type The type of operation affected by this permission.
       * @param identifier The username of the User associated with the operation
       *                   affected by this permission.
       */
      public UserPermission(Type type, String identifier) {
  
          this.identifier = identifier;
          this.type = type;
  
      }
  
      @Override
      public String getObjectIdentifier() {
          return identifier;
      }
  
      @Override
      public Type getType() {
          return type;
      }
  
      @Override
      public int hashCode() {
          int hash = 5;
          if (identifier != null) hash = 47 * hash + identifier.hashCode();
          if (type != null)       hash = 47 * hash + type.hashCode();
          return hash;
      }
  
      @Override
      public boolean equals(Object obj) {
  
          // Not equal if null or wrong type
          if (obj == null) return false;
          if (getClass() != obj.getClass()) return false;
  
          final UserPermission other = (UserPermission) obj;
  
          // Not equal if different type
          if (this.type != other.type)
              return false;
  
          // If null identifier, equality depends on whether other identifier
          // is null
          if (identifier == null)
              return other.identifier == null;
  
          // Otherwise, equality depends entirely on identifier
          return identifier.equals(other.identifier);
  
      }
  
  }
  