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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.metamodel.source.annotations.global;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.hibernate.AnnotationException;
import org.hibernate.annotations.TypeDefs;
import org.hibernate.internal.CoreMessageLogger;
import org.hibernate.internal.util.StringHelper;
import org.hibernate.metamodel.binding.TypeDef;
import org.hibernate.metamodel.source.MetadataImplementor;
import org.hibernate.metamodel.source.annotations.AnnotationBindingContext;
import org.hibernate.metamodel.source.annotations.HibernateDotNames;
import org.hibernate.metamodel.source.annotations.JandexHelper;
import org.jboss.jandex.AnnotationInstance;
import org.jboss.logging.Logger;
/**
* Binds {@link org.hibernate.annotations.TypeDef} and {@link TypeDefs}.
*
* @author Hardy Ferentschik
*/
public class TypeDefBinder {
private static final CoreMessageLogger LOG = Logger.getMessageLogger(
CoreMessageLogger.class,
TypeDefBinder.class.getName()
);
/**
* Binds all {@link org.hibernate.annotations.TypeDef} and {@link TypeDefs} annotations to the supplied metadata.
*
* @param bindingContext the context for annotation binding
*/
public static void bind(AnnotationBindingContext bindingContext) {
List annotations = bindingContext.getIndex().getAnnotations( HibernateDotNames.TYPE_DEF );
for ( AnnotationInstance typeDef : annotations ) {
bind( bindingContext.getMetadataImplementor(), typeDef );
}
annotations = bindingContext.getIndex().getAnnotations( HibernateDotNames.TYPE_DEFS );
for ( AnnotationInstance typeDefs : annotations ) {
AnnotationInstance[] typeDefAnnotations = JandexHelper.getValue(
typeDefs,
"value",
AnnotationInstance[].class
);
for ( AnnotationInstance typeDef : typeDefAnnotations ) {
bind( bindingContext.getMetadataImplementor(), typeDef );
}
}
}
private static void bind(MetadataImplementor metadata, AnnotationInstance typeDefAnnotation) {
String name = JandexHelper.getValue( typeDefAnnotation, "name", String.class );
String defaultForType = JandexHelper.getValue( typeDefAnnotation, "defaultForType", String.class );
String typeClass = JandexHelper.getValue( typeDefAnnotation, "typeClass", String.class );
boolean noName = StringHelper.isEmpty( name );
boolean noDefaultForType = defaultForType == null || defaultForType.equals( void.class.getName() );
if ( noName && noDefaultForType ) {
throw new AnnotationException(
"Either name or defaultForType (or both) attribute should be set in TypeDef having typeClass "
+ typeClass
);
}
Map parameterMaps = new HashMap();
AnnotationInstance[] parameterAnnotations = JandexHelper.getValue(
typeDefAnnotation,
"parameters",
AnnotationInstance[].class
);
for ( AnnotationInstance parameterAnnotation : parameterAnnotations ) {
parameterMaps.put(
JandexHelper.getValue( parameterAnnotation, "name", String.class ),
JandexHelper.getValue( parameterAnnotation, "value", String.class )
);
}
if ( !noName ) {
bind( name, typeClass, parameterMaps, metadata );
}
if ( !noDefaultForType ) {
bind( defaultForType, typeClass, parameterMaps, metadata );
}
}
private static void bind(
String name,
String typeClass,
Map prms,
MetadataImplementor metadata) {
LOG.debugf( "Binding type definition: %s", name );
metadata.addTypeDefinition( new TypeDef( name, typeClass, prms ) );
}
private TypeDefBinder() {
}
}