/*
* Copyright (C) 2011 XStream Committers.
* All rights reserved.
*
* The software in this package is published under the terms of the BSD
* style license a copy of which has been included with this distribution in
* the LICENSE.txt file.
*
* Created on 19. April 2011 by Joerg Schaible
*/
package com.thoughtworks.xstream.hibernate.converter;
import com.thoughtworks.xstream.converters.ConversionException;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import com.thoughtworks.xstream.converters.collections.MapConverter;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.mapper.Mapper;
import org.hibernate.collection.PersistentMap;
/**
* A converter for Hibernate's {@link PersistentMap}. The converter will drop any reference to
* the Hibernate collection and emit at serialization time an equivalent JDK collection instead.
*
* @author Jörg Schaible
* @since 1.4
*/
public class HibernatePersistentMapConverter extends MapConverter {
/**
* Construct a HibernatePersistentMapConverter.
*
* @param mapper
* @since 1.4
*/
public HibernatePersistentMapConverter(final Mapper mapper) {
super(mapper);
}
public boolean canConvert(final Class type) {
return type == PersistentMap.class;
}
public Object unmarshal(final HierarchicalStreamReader reader,
final UnmarshallingContext context) {
throw new ConversionException("Cannot deserialize Hibernate collection");
}
}