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package com.sun.xml.bind.v2.runtime.reflect;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import javax.xml.bind.JAXBException;
import com.sun.xml.bind.v2.runtime.Coordinator;
import com.sun.xml.bind.v2.runtime.XMLSerializer;
import com.sun.xml.bind.api.AccessorException;
import org.xml.sax.SAXException;
/**
* {@link Lister} that adapts individual item types.
*/
final class AdaptedLister<BeanT,PropT,InMemItemT,OnWireItemT,PackT> extends Lister<BeanT,PropT,OnWireItemT,PackT> {
private final Lister<BeanT,PropT,InMemItemT,PackT> core;
private final Class<? extends XmlAdapter<OnWireItemT,InMemItemT>> adapter;
/*package*/ AdaptedLister(
Lister<BeanT,PropT,InMemItemT,PackT> core,
Class<? extends XmlAdapter<OnWireItemT,InMemItemT>> adapter) {
this.core = core;
this.adapter = adapter;
}
private XmlAdapter<OnWireItemT,InMemItemT> getAdapter() {
return Coordinator._getInstance().getAdapter(adapter);
}
public ListIterator<OnWireItemT> iterator(PropT prop, XMLSerializer context) {
return new ListIteratorImpl( core.iterator(prop,context), context );
}
public PackT startPacking(BeanT bean, Accessor<BeanT, PropT> accessor) throws AccessorException {
return core.startPacking(bean,accessor);
}
public void addToPack(PackT pack, OnWireItemT item) throws AccessorException {
InMemItemT r;
try {
r = getAdapter().unmarshal(item);
} catch (Exception e) {
throw new AccessorException(e);
}
core.addToPack(pack,r);
}
public void endPacking(PackT pack, BeanT bean, Accessor<BeanT,PropT> accessor) throws AccessorException {
core.endPacking(pack,bean,accessor);
}
public void reset(BeanT bean, Accessor<BeanT, PropT> accessor) throws AccessorException {
core.reset(bean,accessor);
}
private final class ListIteratorImpl implements ListIterator<OnWireItemT> {
private final ListIterator<InMemItemT> core;
private final XMLSerializer serializer;
public ListIteratorImpl(ListIterator<InMemItemT> core,XMLSerializer serializer) {
this.core = core;
this.serializer = serializer;
}
public boolean hasNext() {
return core.hasNext();
}
public OnWireItemT next() throws SAXException, JAXBException {
InMemItemT next = core.next();
try {
return getAdapter().marshal(next);
} catch (Exception e) {
serializer.reportError(null,e);
return null; // recover this error by returning null
}
}
}
}