/*
* Copyright 2012-2016 the original author or authors.
*
* 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 org.springframework.data.domain.jaxb;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import org.springframework.data.domain.Sort;
import org.springframework.data.domain.jaxb.SpringDataJaxb.SortDto;
/**
* {@link XmlAdapter} to convert {@link Sort} instances into {@link SortDto} instances and vice versa.
*
* @author Oliver Gierke
*/
public class SortAdapter extends XmlAdapter<SortDto, Sort> {
public static final SortAdapter INSTANCE = new SortAdapter();
/*
* (non-Javadoc)
* @see javax.xml.bind.annotation.adapters.XmlAdapter#marshal(java.lang.Object)
*/
@Override
public SortDto marshal(Sort source) {
if (source == null) {
return null;
}
SortDto dto = new SortDto();
dto.orders = SpringDataJaxb.marshal(source, OrderAdapter.INSTANCE);
return dto;
}
/*
* (non-Javadoc)
* @see javax.xml.bind.annotation.adapters.XmlAdapter#unmarshal(java.lang.Object)
*/
@Override
public Sort unmarshal(SortDto source) {
return source == null ? Sort.unsorted() : Sort.by(SpringDataJaxb.unmarshal(source.orders, OrderAdapter.INSTANCE));
}
}