/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
*
* 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.envers.configuration.metadata;
import java.util.Properties;
import org.dom4j.Element;
import org.hibernate.envers.configuration.metadata.reader.PropertyAuditingData;
import org.hibernate.envers.entities.mapper.SimpleMapperBuilder;
import org.hibernate.mapping.SimpleValue;
import org.hibernate.mapping.Value;
import org.hibernate.type.BasicType;
import org.hibernate.type.SerializableToBlobType;
import org.hibernate.type.Type;
/**
* Generates metadata for basic properties: immutable types (including enums).
* @author Adam Warski (adam at warski dot org)
*/
public final class BasicMetadataGenerator {
@SuppressWarnings({"unchecked"})
boolean addBasic(Element parent, PropertyAuditingData propertyAuditingData,
Value value, SimpleMapperBuilder mapper, boolean insertable, boolean key) {
Type type = value.getType();
if (type instanceof BasicType || type instanceof SerializableToBlobType ||
"org.hibernate.type.PrimitiveByteArrayBlobType".equals(type.getClass().getName())) {
if (parent != null) {
boolean addNestedType = (value instanceof SimpleValue) && ((SimpleValue) value).getTypeParameters() != null;
String typeName = type.getName();
if (typeName == null) {
typeName = type.getClass().getName();
}
Element prop_mapping = MetadataTools.addProperty(parent, propertyAuditingData.getName(),
addNestedType ? null : typeName, propertyAuditingData.isForceInsertable() || insertable, key);
MetadataTools.addColumns(prop_mapping, value.getColumnIterator());
if (addNestedType) {
Properties typeParameters = ((SimpleValue) value).getTypeParameters();
Element type_mapping = prop_mapping.addElement("type");
type_mapping.addAttribute("name", typeName);
for ( Object object : typeParameters.keySet() ) {
String keyType = (String) object;
String property = typeParameters.getProperty( keyType );
if ( property != null ) {
Element type_param = type_mapping.addElement( "param" );
type_param.addAttribute( "name", keyType );
type_param.setText( property );
}
}
}
}
// A null mapper means that we only want to add xml mappings
if (mapper != null) {
mapper.add(propertyAuditingData.getPropertyData());
}
} else {
return false;
}
return true;
}
@SuppressWarnings({"unchecked"})
boolean addKeyManyToOne(Element parent, PropertyAuditingData propertyAuditingData, Value value,
SimpleMapperBuilder mapper) {
Type type = value.getType();
Element manyToOneElement = parent.addElement("key-many-to-one");
manyToOneElement.addAttribute("name", propertyAuditingData.getName());
manyToOneElement.addAttribute("class", type.getName());
MetadataTools.addColumns(manyToOneElement, value.getColumnIterator());
// A null mapper means that we only want to add xml mappings
if (mapper != null) {
mapper.add(propertyAuditingData.getPropertyData());
}
return true;
}
}