permispolicyview.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 
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
* POSSIBILITY OF SUCH DAMAGE.
*/

package issrg.editor.gui;

/**
 * Classname:   PermisPolicyView
 * 
 * Description  A utility class that provides methods to genrate the string 
 *              output to populate the various view windows in the GUI.
 *              Version 1.0.
 *
 * Copyright (c) the authors April 2004
 *
 * @author      Professor D.W.Chadwick
 *              P. Langley
 *              U. Mbanaso
 */
public class PermisPolicyView 
{
    
    /**************************************************************************\
     *                           Constructor                                  *
    \**************************************************************************/
    /**
     * Constructor
     */
    public PermisPolicyView() {
    }
    
    
    /**************************************************************************\
     *                           Constructor                                  *
    \**************************************************************************/
    
    /**
     * This method searches for a node of the required type and id.  The 
     * contents of the node are extracted and added to a string which is then
     * returned.
     *
     * @param   id          The id of the node to be searched for
     * @param   start       The string that the return string shall start with
     * @param   nodeType    The type of node to be searched for
     *
     * @return              A String describing the contents of the node
     */
    protected static String populateWindow( String id,
                                            String start,
                                            String nodeType)
    {
        StringBuffer value = PermisPolicyEditorMenu.permisXmlDom.
                                        getNodeValues( nodeType,
                                                       id);
        value.insert(0, start);
        String output = value.toString();
        
        return output;
    }

}