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.Iterator;
026 import java.util.Map;
027
028
031 public class PortalGroup
032 extends PortalPrincipal implements Group, Serializable {
033
034 public PortalGroup(String groupName) {
035 super(groupName);
036 }
037
038 @Override
039 public boolean addMember(Principal user) {
040 if (!_members.containsKey(user)) {
041 _members.put(user, user);
042
043 return true;
044 }
045 else {
046 return false;
047 }
048 }
049
050 @Override
051 public boolean isMember(Principal member) {
052 boolean isMember = _members.containsKey(member);
053
054 if (!isMember) {
055 Iterator<Principal> itr = _members.values().iterator();
056
057 while (!isMember && itr.hasNext()) {
058 Principal principal = itr.next();
059
060 if (principal instanceof Group) {
061 Group group = (Group)principal;
062
063 isMember = group.isMember(member);
064 }
065 }
066 }
067
068 return isMember;
069 }
070
071 @Override
072 public Enumeration<Principal> members() {
073 return Collections.enumeration(_members.values());
074 }
075
076 @Override
077 public boolean removeMember(Principal user) {
078 Principal principal = _members.remove(user);
079
080 if (principal != null) {
081 return true;
082 }
083 else {
084 return false;
085 }
086 }
087
088 private Map<Principal, Principal> _members =
089 new HashMap<Principal, Principal>();
090
091 }