permisargument.java

一个完整的XACML工程,学习XACML技术的好例子!

/*
* Copyright (c) 2000-2005, University of Salford
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without 
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this 
* list of conditions and the following disclaimer.
* 
* Redistributions in binary form must reproduce the above copyright notice, 
* this list of conditions and the following disclaimer in the documentation 
* and/or other materials provided with the distribution. 
*
* Neither the name of the University of Salford nor the names of its 
* contributors may be used to endorse or promote products derived from this 
* software without specific prior written permission. 
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
* POSSIBILITY OF SUCH DAMAGE.
*/

package issrg.pba.rbac;


/*
 * <p>TODO: at the moment the value is a String. perhaps, we will have better
 * ideas about this.
 */

/**
 * This class represents the Argument to the actions that Permis is using. It is
 * evaluated in the IF-statements of the Policy.
 *
 * @author E Ball
 * @author D Chadwick
 * @author A Otenko
 * @version 0.2
 */

public class PermisArgument implements Argument {
  private String Type;
  private String Value;

  protected PermisArgument(){}

  /**
   * This constructor builds an argument by specifying its Type and Value
   */
  public PermisArgument(String Type, String Value) {
    this.Type=Type; this.Value=Value;
  }

  /**
   * This method returns the value of this argument.
   *
   * @return the String encoding of the value of this argument
   */
  public String getValue(){
    return Value;
  }

  /**
   * This method returns the String name of the type of this value.
   *
   * @return the type of the argument, as specified in the IF-statement
   */
  public String getType(){
    return Type;
  }
}