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/*
* 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.qpid.server.security.group;
import java.security.Principal;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.apache.qpid.server.model.GroupProvider;
import org.apache.qpid.server.model.adapter.GroupProviderAdapter;
public class GroupPrincipalAccessor
{
private final Collection<GroupProvider> _groupProviders;
public GroupPrincipalAccessor(Collection<GroupProvider> groupProviders)
{
_groupProviders = groupProviders;
}
public Set<Principal> getGroupPrincipals(String username)
{
Set<Principal> principals = new HashSet<Principal>();
for (GroupProvider groupProvider : _groupProviders)
{
Set<Principal> groups = groupProvider.getGroupPrincipalsForUser(username);
if (groups != null)
{
principals.addAll(groups);
}
}
return Collections.unmodifiableSet(principals);
}
}
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