org.apache.jackrabbit.rmi.server.principal.ServerGroup Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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package org.apache.jackrabbit.rmi.server.principal;
import java.rmi.RemoteException;
import java.security.Principal;
import java.security.acl.Group;
import java.util.Enumeration;
import java.util.Iterator;
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 Group principal, final RemoteAdapterFactory factory)
throws RemoteException {
super(principal, factory);
}
public boolean isMember(String member) {
return isMember(member, (Group) getPrincipal());
}
public RemoteIterator members() throws RemoteException {
Iterator members = new Iterator() {
final Enumeration extends Principal> base = ((Group) getPrincipal()).members();
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 Group group) {
Enumeration extends Principal> pe = group.members();
while (pe.hasMoreElements()) {
Principal p = pe.nextElement();
if (memberName.equals(p.getName())) {
return true;
}
if ((p instanceof Group) && isMember(memberName, (Group) p)) {
return true;
}
}
return false;
}
}
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