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Java > Open Source Codes > org > mr > kernel > security > SecurityInitializer


1 /*
2  * Copyright 2002 by
3  * <a HREF="http://www.coridan.com">Coridan</a>
4  * <a HREF="mailto: support@coridan.com ">support@coridan.com</a>
5  *
6  * The contents of this file are subject to the Mozilla Public License Version
7  * 1.1 (the "License"); you may not use this file except in compliance with the
8  * License. You may obtain a copy of the License at
9  * http://www.mozilla.org/MPL/
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the
14  * License.
15  *
16  * The Original Code is "MantaRay" (TM).
17  *
18  * The Initial Developer of the Original Code is Shirley Sasson.
19  * Portions created by the Initial Developer are Copyright (C) 2006
20  * Coridan Inc. All Rights Reserved.
21  *
22  * Contributor(s): all the names of the contributors are added in the source
23  * code where applicable.
24  *
25  * Alternatively, the contents of this file may be used under the terms of the
26  * LGPL license (the "GNU LESSER GENERAL PUBLIC LICENSE"), in which case the
27  * provisions of LGPL are applicable instead of those above. If you wish to
28  * allow use of your version of this file only under the terms of the LGPL
29  * License and not to allow others to use your version of this file under
30  * the MPL, indicate your decision by deleting the provisions above and
31  * replace them with the notice and other provisions required by the LGPL.
32  * If you do not delete the provisions above, a recipient may use your version
33  * of this file under either the MPL or the GNU LESSER GENERAL PUBLIC LICENSE.
34  
35  *
36  * This library is free software; you can redistribute it and/or modify it
37  * under the terms of the MPL as stated above or under the terms of the GNU
38  * Lesser General Public License as published by the Free Software Foundation;
39  * either version 2.1 of the License, or any later version.
40  *
41  * This library is distributed in the hope that it will be useful, but WITHOUT
42  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
43  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
44  * License for more details.
45  */

46
47 package org.mr.kernel.security;
48
49 import org.mr.MantaAgent;
50 import org.mr.core.log.StartupLogger;
51
52 /**
53  * This class is used to instantiate the implementations of the MantaAuthentication
54  * and MantaAuthorization interfaces.
55  *
56  * @see org.mr.kernel.security.MantaAuthentication
57  * @see org.mr.kernel.security.MantaAuthorization
58  *
59  * @version 1.0
60  * @since May 8, 2006
61  * @author Shirley Sasson
62  *
63  */

64 public class SecurityInitializer implements SecurityConfigurationPaths {
65
66     /**
67      * This method is used to instantiate the implementations of the MantaAuthentication
68      * and MantaAuthorization interfaces.
69      * It reads the relevant class names from the configuration, and creates the instances.
70      * Note that whether or not the MantaAuthorization instance will be created depends on configuration.
71      *
72      * In case of error, a message will be written to the log file.
73      */

74     public static void initialize(){
75         try {
76             String JavaDoc authenticationImplementationClass = MantaAgent.getInstance().getSingletonRepository().getConfigManager().getStringProperty(AUTHENTICATION_IMPLEMENTING_CLASS);
77             if (authenticationImplementationClass != null){
78                 MantaAuthentication authentication = (MantaAuthentication) Class.forName(authenticationImplementationClass).newInstance();
79                 MantaAgent.getInstance().getSingletonRepository().setMantaAuthentication(authentication);
80             }
81             else return;
82
83             String JavaDoc authorizationImplementationClass = MantaAgent.getInstance().getSingletonRepository().getConfigManager().getStringProperty(AUTHORIZATION_IMPLEMENTING_CLASS);
84             if (authorizationImplementationClass != null){
85                 MantaAuthorization authorization = (MantaAuthorization) Class.forName(authorizationImplementationClass).newInstance();
86                 MantaAgent.getInstance().getSingletonRepository().setMantaAuthorization(authorization);
87             }
88         }
89         catch (Exception JavaDoc e){
90             StartupLogger.log.info("[initialize] Error initializing security implementations. " + e.toString(), "SecurityInitializer");
91         }
92     }
93 }
94
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