001/* 
002 * Copyright 2018 Leibniz-Institut für Analytische Wissenschaften – ISAS – e.V..
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package de.isas.mztab2.io.serialization;
017
018import com.fasterxml.jackson.databind.util.StdConverter;
019import de.isas.mztab2.model.Uri;
020import java.util.Optional;
021
022/**
023 * Converter from Uri to String.
024 *
025 * @author nilshoffmann
026 */
027public class UriConverter extends StdConverter<Uri, String> {
028
029    /**
030     * {@inheritDoc}
031     */
032    @Override
033    public String convert(Uri uri) {
034        return Optional.of(uri.getValue()).orElse("null");
035    }
036
037}