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 @Override
038 public boolean addMember(Principal user) {
039 if (!_members.containsKey(user)) {
040 _members.put(user, user);
041
042 return true;
043 }
044 else {
045 return false;
046 }
047 }
048
049 @Override
050 public boolean isMember(Principal member) {
051 if (_members.containsKey(member)) {
052 return true;
053 }
054
055 for (Principal principal : _members.values()) {
056 if (principal instanceof Group) {
057 Group group = (Group)principal;
058
059 if (group.isMember(member)) {
060 return true;
061 }
062 }
063 }
064
065 return false;
066 }
067
068 @Override
069 public Enumeration<Principal> members() {
070 return Collections.enumeration(_members.values());
071 }
072
073 @Override
074 public boolean removeMember(Principal user) {
075 Principal principal = _members.remove(user);
076
077 if (principal != null) {
078 return true;
079 }
080 else {
081 return false;
082 }
083 }
084
085 private Map<Principal, Principal> _members =
086 new HashMap<Principal, Principal>();
087
088 }