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1
7 package org.jboss.security;
8
9 import java.net.Authenticator  ;
10 import java.net.PasswordAuthentication ;
11 import java.security.Principal ;
12 import java.security.AccessController ;
13 import java.security.PrivilegedAction ;
14
15
21 public class SecurityAssociationAuthenticator extends Authenticator
22 {
23 protected PasswordAuthentication getPasswordAuthentication()
24 {
25 SecurityActions sa = SecurityActions.UTIL.getSecurityActions();
26 Principal principal = sa.getPrincipal();
27 Object credential = sa.getCredential();
28 String name = principal != null ? principal.getName() : null;
29 char[] password = {};
30 if( credential != null )
31 {
32 if( password.getClass().isInstance(credential) )
33 password = (char[]) credential;
34 else
35 password = credential.toString().toCharArray();
36 }
37 PasswordAuthentication auth = new PasswordAuthentication (name, password);
38 return auth;
39 }
40
41 interface SecurityActions
42 {
43 class UTIL
44 {
45 static SecurityActions getSecurityActions()
46 {
47 return System.getSecurityManager() == null ? NON_PRIVILEGED : PRIVILEGED;
48 }
49 }
50
51 SecurityActions NON_PRIVILEGED = new SecurityActions()
52 {
53 public Principal getPrincipal()
54 {
55 return SecurityAssociation.getPrincipal();
56 }
57
58 public Object getCredential()
59 {
60 return SecurityAssociation.getCredential();
61 }
62 };
63
64 SecurityActions PRIVILEGED = new SecurityActions()
65 {
66 private final PrivilegedAction getPrincipalAction = new PrivilegedAction ()
67 {
68 public Object run()
69 {
70 return SecurityAssociation.getPrincipal();
71 }
72 };
73
74 private final PrivilegedAction getCredentialAction = new PrivilegedAction ()
75 {
76 public Object run()
77 {
78 return SecurityAssociation.getCredential();
79 }
80 };
81
82 public Principal getPrincipal()
83 {
84 return (Principal )AccessController.doPrivileged(getPrincipalAction);
85 }
86
87 public Object getCredential()
88 {
89 return AccessController.doPrivileged(getCredentialAction);
90 }
91 };
92
93 Principal getPrincipal();
94
95 Object getCredential();
96 }
97 }
98 |
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