public ValueStore copy() {
AbstractSession session =
((JAXBContext) jaxbHelperContext.getJAXBContext()).getXMLContext().getSession(entity);
Object originalEntity = entity;
entity = descriptor.getInstantiationPolicy().buildNewInstance();
for (SDOProperty sdoProperty : (List<SDOProperty>) dataObject.getType().getProperties()) {
if (!sdoProperty.getType().isChangeSummaryType()) {
Mapping mapping = getJAXBMappingForProperty(sdoProperty);
CoreAttributeAccessor attributeAccessor = mapping.getAttributeAccessor();
Object attributeValue = attributeAccessor.getAttributeValueFromObject(originalEntity);
if (mapping.isCollectionMapping()) {
Object containerCopy = null;
SDOChangeSummary sdoChangeSummary = dataObject.getChangeSummary();
if (null != sdoChangeSummary) {
List list = listWrappers.get(sdoProperty);
containerCopy = sdoChangeSummary.getOriginalElements().get(list);
}
if (null == containerCopy) {
CoreContainerPolicy containerPolicy = mapping.getContainerPolicy();
containerCopy = containerPolicy.containerInstance();
if (null != attributeValue) {
Object attributeValueIterator = containerPolicy.iteratorFor(attributeValue);
while (containerPolicy.hasNext(attributeValueIterator)) {
containerPolicy.addInto(
containerPolicy.nextEntry(attributeValueIterator), containerCopy, session);
}
}
}
attributeAccessor.setAttributeValueInObject(entity, containerCopy);
} else {
attributeAccessor.setAttributeValueInObject(entity, attributeValue);
}
}
}
return new JAXBValueStore(
jaxbHelperContext, originalEntity, descriptor, dataObject, listWrappers);
}
