001
014
015 package com.liferay.portal.kernel.security.jaas;
016
017 import java.io.Serializable;
018
019 import java.security.Principal;
020 import java.security.acl.Group;
021
022 import java.util.Collections;
023 import java.util.Enumeration;
024 import java.util.HashMap;
025 import java.util.Map;
026
027
030 public class PortalGroup
031 extends PortalPrincipal implements Group, Serializable {
032
033 public PortalGroup(String groupName) {
034 super(groupName);
035 }
036
037 public boolean addMember(Principal user) {
038 if (!_members.containsKey(user)) {
039 _members.put(user, user);
040
041 return true;
042 }
043 else {
044 return false;
045 }
046 }
047
048 public boolean isMember(Principal member) {
049 if (_members.containsKey(member)) {
050 return true;
051 }
052
053 for (Principal principal : _members.values()) {
054 if (principal instanceof Group) {
055 Group group = (Group)principal;
056
057 if (group.isMember(member)) {
058 return true;
059 }
060 }
061 }
062
063 return false;
064 }
065
066 public Enumeration<Principal> members() {
067 return Collections.enumeration(_members.values());
068 }
069
070 public boolean removeMember(Principal user) {
071 Principal principal = _members.remove(user);
072
073 if (principal != null) {
074 return true;
075 }
076 else {
077 return false;
078 }
079 }
080
081 private Map<Principal, Principal> _members =
082 new HashMap<Principal, Principal>();
083
084 }