com.sun.xml.bind.v2.runtime.unmarshaller.LeafPropertyXsiLoader Maven / Gradle / Ivy
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package com.sun.xml.bind.v2.runtime.unmarshaller;
import java.util.Collection;
import javax.xml.namespace.QName;
import com.sun.xml.bind.DatatypeConverterImpl;
import com.sun.xml.bind.v2.WellKnownNamespace;
import com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl;
import com.sun.xml.bind.v2.runtime.JaxBeanInfo;
import com.sun.xml.bind.v2.runtime.reflect.Accessor;
import com.sun.xml.bind.v2.runtime.reflect.TransducedAccessor;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
public final class LeafPropertyXsiLoader extends Loader {
private final Loader defaultLoader;
private final TransducedAccessor xacc;
private final Accessor acc;
public LeafPropertyXsiLoader(Loader defaultLoader, TransducedAccessor xacc, Accessor acc) {
this.defaultLoader = defaultLoader;
this.expectText = true;
this.xacc = xacc;
this.acc = acc;
}
@Override
public void startElement(UnmarshallingContext.State state, TagName ea) throws SAXException {
state.loader = selectLoader(state, ea);
state.loader.startElement(state, ea);
}
protected Loader selectLoader(UnmarshallingContext.State state, TagName ea) throws SAXException {
UnmarshallingContext context = state.getContext();
JaxBeanInfo beanInfo = null;
// look for @xsi:type
Attributes atts = ea.atts;
int idx = atts.getIndex(WellKnownNamespace.XML_SCHEMA_INSTANCE, "type");
if (idx >= 0) {
String value = atts.getValue(idx);
QName type = DatatypeConverterImpl._parseQName(value, context);
if (type == null)
return defaultLoader;
beanInfo = context.getJAXBContext().getGlobalType(type);
if (beanInfo == null)
return defaultLoader;
ClassBeanInfoImpl cbii;
try {
cbii = (ClassBeanInfoImpl) beanInfo;
} catch (ClassCastException cce) {
return defaultLoader;
}
return new LeafPropertyLoader(
new TransducedAccessor.CompositeTransducedAccessorImpl(
state.getContext().getJAXBContext(),
cbii.getTransducer(),
acc));
}
return defaultLoader;
}
@Override
public Collection getExpectedChildElements() {
return defaultLoader.getExpectedChildElements();
}
@Override
public Collection getExpectedAttributes() {
return defaultLoader.getExpectedAttributes();
}
}