/*
* #!
* Ontopia Navigator
* #-
* Copyright (C) 2001 - 2013 The Ontopia Project
* #-
* Licensed 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 net.ontopia.topicmaps.nav.utils.comparators;
import java.util.Comparator;
import net.ontopia.topicmaps.core.TopicNameIF;
/**
* DEPRECATED: A Comparator for ordering TopicNameIFs alphabetically
* (case-independent).
* @deprecated Use TopicNameComparator instead.
*/
public class BaseNameComparator implements Comparator<TopicNameIF> {
/**
* Empty constructor, which will compare TopicNameIFs using no
* context.
*/
public BaseNameComparator() {
}
/**
* Compares two TopicNameIFs.
*/
public int compare(TopicNameIF o1, TopicNameIF o2) {
String value1 = o1.getValue();
String value2 = o2.getValue();
if (value1 == null) return 1;
if (value2 == null) return -1;
return value1.compareToIgnoreCase(value2);
}
}