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 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 public boolean isMember(Principal member) {
050 boolean isMember = _members.containsKey(member);
051
052 if (!isMember) {
053 Iterator<Principal> itr = _members.values().iterator();
054
055 while (!isMember && itr.hasNext()) {
056 Principal principal = itr.next();
057
058 if (principal instanceof Group) {
059 Group group = (Group)principal;
060
061 isMember = group.isMember(member);
062 }
063 }
064 }
065
066 return isMember;
067 }
068
069 public Enumeration<Principal> members() {
070 return Collections.enumeration(_members.values());
071 }
072
073 public boolean removeMember(Principal user) {
074 Principal principal = _members.remove(user);
075
076 if (principal != null) {
077 return true;
078 }
079 else {
080 return false;
081 }
082 }
083
084 private Map<Principal, Principal> _members =
085 new HashMap<Principal, Principal>();
086
087 }