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Java > Open Source Codes > org > jboss > logging > jdk > SecurityActions


1 /*
2  * JBoss, Home of Professional Open Source
3  * Copyright 2005, JBoss Inc., and individual contributors as indicated
4  * by the @authors tag. See the copyright.txt in the distribution for a
5  * full listing of individual contributors.
6  *
7  * This is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU Lesser General Public License as
9  * published by the Free Software Foundation; either version 2.1 of
10  * the License, or (at your option) any later version.
11  *
12  * This software is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this software; if not, write to the Free
19  * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20  * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21  */
22 package org.jboss.logging.jdk;
23
24 import java.security.AccessController JavaDoc;
25 import java.security.PrivilegedAction JavaDoc;
26
27 /**
28  * @author Scott.Stark@jboss.org
29  * @version $Revision: 1958 $
30  */
31 class SecurityActions
32 {
33    interface Actions
34    {
35       Actions NON_PRIVILEGED = new Actions()
36       {
37          public String JavaDoc getProperty(final String JavaDoc name)
38          {
39             return System.getProperty(name);
40          }
41
42          public String JavaDoc getProperty(final String JavaDoc name, final String JavaDoc def)
43          {
44             return System.getProperty(name, def);
45          }
46       };
47
48       Actions PRIVILEGED = new Actions()
49       {
50          public String JavaDoc getProperty(final String JavaDoc name)
51          {
52             return (String JavaDoc) AccessController.doPrivileged(new PrivilegedAction JavaDoc()
53             {
54                public Object JavaDoc run()
55                {
56                   return System.getProperty(name);
57                }
58             });
59          }
60          public String JavaDoc getProperty(final String JavaDoc name, final String JavaDoc def)
61          {
62             return (String JavaDoc)AccessController.doPrivileged(new PrivilegedAction JavaDoc()
63             {
64                public Object JavaDoc run()
65                {
66                   return System.getProperty(name, def);
67                }
68             });
69          }
70       };
71
72       String JavaDoc getProperty(String JavaDoc name);
73       String JavaDoc getProperty(String JavaDoc name, String JavaDoc def);
74    }
75
76
77    static String JavaDoc getProperty(String JavaDoc name)
78    {
79       String JavaDoc value;
80       if( System.getSecurityManager() == null )
81          value = Actions.NON_PRIVILEGED.getProperty(name);
82       else
83          value = Actions.PRIVILEGED.getProperty(name);
84       return value;
85    }
86    static String JavaDoc getProperty(String JavaDoc name, String JavaDoc def)
87    {
88       String JavaDoc value;
89       if( System.getSecurityManager() == null )
90          value = Actions.NON_PRIVILEGED.getProperty(name, def);
91       else
92          value = Actions.PRIVILEGED.getProperty(name, def);
93       return value;
94    }
95 }
96
97
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