/*
* Copyright 2012 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 java.util.Collections;
import java.util.List;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.jaxb.SpringDataJaxb.PageDto;
import org.springframework.hateoas.Link;
/**
* {@link XmlAdapter} to convert {@link Page} instances into {@link PageDto} instances and vice versa.
*
* @author Oliver Gierke
*/
public class PageAdapter extends XmlAdapter<PageDto, Page<Object>> {
/*
* (non-Javadoc)
* @see javax.xml.bind.annotation.adapters.XmlAdapter#marshal(java.lang.Object)
*/
@Override
public PageDto marshal(Page<Object> source) {
if (source == null) {
return null;
}
PageDto dto = new PageDto();
dto.content = source.getContent();
dto.add(getLinks(source));
return dto;
}
/*
* (non-Javadoc)
* @see javax.xml.bind.annotation.adapters.XmlAdapter#unmarshal(java.lang.Object)
*/
@Override
public Page<Object> unmarshal(PageDto v) {
return null;
}
/**
* Return additional links that shall be added to the {@link PageDto}.
*
* @param source the source {@link Page}.
* @return
*/
protected List<Link> getLinks(Page<?> source) {
return Collections.emptyList();
}
}