| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.jackrabbit.rmi.server.principal; |
| |
| import java.rmi.RemoteException; |
| import java.security.Principal; |
| import java.util.Collections; |
| import java.util.Enumeration; |
| import java.util.Iterator; |
| |
| import org.apache.jackrabbit.api.security.principal.GroupPrincipal; |
| import org.apache.jackrabbit.rmi.remote.RemoteIterator; |
| import org.apache.jackrabbit.rmi.remote.principal.RemoteGroup; |
| import org.apache.jackrabbit.rmi.server.RemoteAdapterFactory; |
| |
| public class ServerGroup extends ServerPrincipal implements RemoteGroup { |
| |
| public ServerGroup(final GroupPrincipal principal, final RemoteAdapterFactory factory) |
| throws RemoteException { |
| super(principal, factory); |
| } |
| |
| public ServerGroup(final Principal principal, final RemoteAdapterFactory factory) |
| throws RemoteException { |
| super(principal, factory); |
| } |
| |
| public boolean isMember(String member) { |
| return isMember(member, getPrincipal()); |
| } |
| |
| public RemoteIterator members() throws RemoteException { |
| Iterator<Principal> members = new Iterator<Principal>() { |
| final Enumeration<? extends Principal> base = members(getPrincipal()); |
| |
| public boolean hasNext() { |
| return base.hasMoreElements(); |
| } |
| |
| public Principal next() { |
| return base.nextElement(); |
| } |
| |
| public void remove() { |
| throw new UnsupportedOperationException("remove"); |
| } |
| }; |
| return getFactory().getRemotePrincipalIterator(members); |
| } |
| |
| private static boolean isMember(final String memberName, final Principal group) { |
| Enumeration<? extends Principal> pe = members(group); |
| while (pe.hasMoreElements()) { |
| Principal p = pe.nextElement(); |
| if (memberName.equals(p.getName())) { |
| return true; |
| } |
| |
| if (isGroup(p) && isMember(memberName, p)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| public static boolean isGroup(Principal principal) { |
| return principal instanceof GroupPrincipal; |
| } |
| |
| private static Enumeration<? extends Principal> members(Principal principal) { |
| if (principal instanceof GroupPrincipal) { |
| return ((GroupPrincipal) principal).members(); |
| } |
| return Collections.emptyEnumeration(); |
| } |
| } |