1
22
23 package com.liferay.portal.kernel.security.jaas;
24
25 import java.io.Serializable;
26
27 import java.security.Principal;
28 import java.security.acl.Group;
29
30 import java.util.Collections;
31 import java.util.Enumeration;
32 import java.util.HashMap;
33 import java.util.Iterator;
34 import java.util.Map;
35
36
42 public class PortalGroup
43 extends PortalPrincipal implements Group, Serializable {
44
45 public PortalGroup(String groupName) {
46 super(groupName);
47 }
48
49 public boolean addMember(Principal user) {
50 if (!_members.containsKey(user)) {
51 _members.put(user, user);
52
53 return true;
54 }
55 else {
56 return false;
57 }
58 }
59
60 public boolean isMember(Principal member) {
61 boolean isMember = _members.containsKey(member);
62
63 if (!isMember) {
64 Iterator<Principal> itr = _members.values().iterator();
65
66 while (!isMember && itr.hasNext()) {
67 Principal principal = itr.next();
68
69 if (principal instanceof Group) {
70 Group group = (Group)principal;
71
72 isMember = group.isMember(member);
73 }
74 }
75 }
76
77 return isMember;
78 }
79
80 public Enumeration<Principal> members() {
81 return Collections.enumeration(_members.values());
82 }
83
84 public boolean removeMember(Principal user) {
85 Principal principal = _members.remove(user);
86
87 if (principal != null) {
88 return true;
89 }
90 else {
91 return false;
92 }
93 }
94
95 private Map<Principal, Principal> _members =
96 new HashMap<Principal, Principal>();
97
98 }