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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.boot.jaxb.internal;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.stream.XMLEventFactory;
import javax.xml.stream.XMLEventReader;
import javax.xml.stream.events.StartElement;
import org.hibernate.boot.UnsupportedOrmXsdVersionException;
import org.hibernate.boot.jaxb.Origin;
import org.hibernate.boot.jaxb.hbm.spi.JaxbHbmHibernateMapping;
import org.hibernate.boot.jaxb.internal.stax.HbmEventReader;
import org.hibernate.boot.jaxb.internal.stax.JpaOrmXmlEventReader;
import org.hibernate.boot.jaxb.mapping.spi.JaxbEntityMappings;
import org.hibernate.boot.jaxb.spi.Binding;
import org.hibernate.boot.registry.classloading.spi.ClassLoaderService;
import org.hibernate.boot.xsd.MappingXsdSupport;
import org.hibernate.internal.util.config.ConfigurationException;
import org.jboss.logging.Logger;
/**
* @author Steve Ebersole
*/
public class MappingBinder extends AbstractBinder {
private static final Logger log = Logger.getLogger( MappingBinder.class );
private final XMLEventFactory xmlEventFactory = XMLEventFactory.newInstance();
private JAXBContext hbmJaxbContext;
private JAXBContext entityMappingsJaxbContext;
public MappingBinder(ClassLoaderService classLoaderService, boolean validateXml) {
super( classLoaderService, validateXml );
}
@Override
protected Binding doBind(
XMLEventReader staxEventReader,
StartElement rootElementStartEvent,
Origin origin) {
final String rootElementLocalName = rootElementStartEvent.getName().getLocalPart();
if ( "hibernate-mapping".equals( rootElementLocalName ) ) {
log.debugf( "Performing JAXB binding of hbm.xml document : %s", origin.toString() );
XMLEventReader hbmReader = new HbmEventReader( staxEventReader, xmlEventFactory );
JaxbHbmHibernateMapping hbmBindings = jaxb( hbmReader, MappingXsdSupport.INSTANCE.hbmXsd().getSchema(), hbmJaxbContext(), origin );
return new Binding<>( hbmBindings, origin );
}
else {
try {
log.debugf( "Performing JAXB binding of orm.xml document : %s", origin.toString() );
XMLEventReader reader = new JpaOrmXmlEventReader( staxEventReader, xmlEventFactory );
JaxbEntityMappings bindingRoot = jaxb( reader, MappingXsdSupport.INSTANCE.latestJpaDescriptor().getSchema(), entityMappingsJaxbContext(), origin );
return new Binding<>( bindingRoot, origin );
}
catch (JpaOrmXmlEventReader.BadVersionException e) {
throw new UnsupportedOrmXsdVersionException( e.getRequestedVersion(), origin );
}
}
}
private JAXBContext hbmJaxbContext() {
if ( hbmJaxbContext == null ) {
try {
hbmJaxbContext = JAXBContext.newInstance( JaxbHbmHibernateMapping.class );
}
catch ( JAXBException e ) {
throw new ConfigurationException( "Unable to build hbm.xml JAXBContext", e );
}
}
return hbmJaxbContext;
}
private JAXBContext entityMappingsJaxbContext() {
if ( entityMappingsJaxbContext == null ) {
try {
entityMappingsJaxbContext = JAXBContext.newInstance( JaxbEntityMappings.class );
}
catch ( JAXBException e ) {
throw new ConfigurationException( "Unable to build orm.xml JAXBContext", e );
}
}
return entityMappingsJaxbContext;
}
}