2 * Copyright (C) 2007-2012 Argeo GmbH
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org
.argeo
.cms
.util
;
18 import java
.security
.AccessController
;
19 import java
.security
.Principal
;
20 import java
.security
.acl
.Group
;
21 import java
.util
.Collections
;
22 import java
.util
.HashSet
;
25 import javax
.security
.auth
.Subject
;
26 import javax
.security
.auth
.x500
.X500Principal
;
28 import org
.argeo
.ArgeoException
;
29 import org
.argeo
.cms
.CmsSession
;
32 * Retrieves information about the current user. Not an API, can change without
35 class CurrentUserUtils
{
36 public final static String
getUsername() {
37 Subject subject
= getSubject();
40 Principal principal
= subject
.getPrincipals(X500Principal
.class)
42 return principal
.getName();
46 public final static Set
<String
> roles() {
47 Set
<String
> roles
= Collections
.synchronizedSet(new HashSet
<String
>());
48 // roles.add("ROLE_USER");
49 Subject subject
= getSubject();
50 X500Principal userPrincipal
= subject
51 .getPrincipals(X500Principal
.class).iterator().next();
52 roles
.add(userPrincipal
.getName());
53 for (Principal group
: subject
.getPrincipals(Group
.class)) {
54 roles
.add(group
.getName());
59 public final static Subject
getSubject() {
60 Subject subject
= Subject
.getSubject(AccessController
.getContext());
61 if (subject
== null) {
62 subject
= CmsSession
.current
.get().getSubject();
64 throw new ArgeoException("Not authenticated.");