/*
* #!
* 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.stringifiers;
import net.ontopia.utils.StringifierIF;
import net.ontopia.topicmaps.core.NameIF;
import net.ontopia.topicmaps.core.TopicNameIF;
import net.ontopia.topicmaps.core.VariantNameIF;
/**
* INTERNAL: Stringifier that stringifies TopicNameIFs and VariantNameIFs.
*/
public class ComparatorNameStringifier implements StringifierIF<NameIF> {
/**
* INTERNAL: Stringifies the given basename or variant name.
*
* @param name the name object to use; TopicNameIF or VariantNameIF
* @return string containing name value or "~~~~~" if name not set
*/
public String toString(NameIF name) {
if (name == null)
return "~~~~~";
if (name instanceof TopicNameIF) {
return ((TopicNameIF) name).getValue();
} else {
VariantNameIF vname = (VariantNameIF) name;
if (vname.getValue() != null)
return vname.getValue();
else
return vname.getLocator().getAddress();
}
}
}