/**
* Licensed to Apereo under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Apereo 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 the following location:
*
* 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.jasig.portlet.blackboardvcportlet.mvc.sessionmngr;
import org.jasig.portlet.blackboardvcportlet.data.ConferenceUser;
import com.google.common.collect.ComparisonChain;
import com.google.common.collect.Ordering;
import java.util.Comparator;
public class ConferenceUserDisplayComparator implements Comparator<ConferenceUser> {
public static final ConferenceUserDisplayComparator INSTANCE = new ConferenceUserDisplayComparator();
@Override
public int compare(ConferenceUser o1, ConferenceUser o2) {
return ComparisonChain.start()
.compare(o1.getDisplayName(), o2.getDisplayName(), Ordering.natural().nullsLast())
.result();
}
}