virtualldap.java

一个完整的XACML工程,学习XACML技术的好例子!

/*
* Copyright (c) 2006, University of Kent
* All rights reserved.
*
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* modification, are permitted provided that the following conditions are met:
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* 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. 
*
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* contributors may be used to endorse or promote products derived from this 
* software without specific prior written permission. 
*
* 2. 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 
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
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* 4. YOU AGREE THAT THE EXCLUSIONS IN PARAGRAPHS 2 AND 3 ABOVE ARE REASONABLE
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*/

/*
 * VirtualLDAPUtility.java
 *
 * Created on December 14, 2005, 12:25 PM
 */

package issrg.test.ds;

import javax.naming.directory.Attribute;
import javax.naming.directory.Attributes;
import issrg.pba.rbac.LDAPDNPrincipal;

/**
 *
 * @author anhnt
 */
public class VirtualLDAP extends issrg.utils.repository.VirtualRepository {
    
    /** Creates a new instance of VirtualLDAPUtility */
    public static String AC_attribute = "attributeCertificateAttribute;binary";
    public VirtualLDAP() {
    }
    
    public void save(byte [] ac) throws Exception {
        try {
            issrg.ac.AttributeCertificate acc = issrg.ac.AttributeCertificate.guessEncoding(ac);        
            String dn = issrg.ac.Util.generalNamesToString(acc.getACInfo().getHolder().getEntityName()).toUpperCase();
            populate(dn, AC_attribute,  ac);
        } catch (iaik.asn1.CodingException ce) {
            throw new Exception();
        }
    }
    
    public Attribute loadACs(String dn) throws Exception {
        try {
            return getAttribute(new LDAPDNPrincipal(dn.toUpperCase()), AC_attribute);
        } catch (issrg.utils.RFC2253ParsingException pe) {
            throw new Exception();
        }
    }
    
    public void deleteAC(String dn, int idx) throws Exception {
        Attribute attrs = loadACs(dn.toUpperCase()); 
        if (attrs ==null || idx < 0 || idx > attrs.size()) throw new Exception("Can not delete AC: no AC was selected");
        Object obj = attrs.remove(idx);        
//        Attributes as = (Attributes) repository.get(dn.toUpperCase());        
//        javax.naming.directory.BasicAttribute ba = new javax.naming.directory.BasicAttribute(issrg.pba.repository.ACRepository.ATTRIBUTE_CERTIFICATE_ID);
//        ba.add(attrs);
//        as.put(issrg.pba.repository.ACRepository.ATTRIBUTE_CERTIFICATE_ID, ba);
        
    }
    public void deleteAllACs(String dn) throws Exception {
        Attributes as = (Attributes) repository.get(dn.toUpperCase());        
        as.put(AC_attribute, new javax.naming.directory.BasicAttribute(AC_attribute));
    }
}