package org.hibernate.envers.configuration.metadata;
import org.dom4j.Element;
import org.hibernate.mapping.Value;
import org.hibernate.mapping.Component;
import org.hibernate.mapping.Property;
import org.hibernate.envers.entities.mapper.CompositeMapperBuilder;
import org.hibernate.envers.configuration.metadata.reader.ComponentAuditingData;
import org.hibernate.envers.configuration.metadata.reader.PropertyAuditingData;
import java.util.Iterator;
/**
* Generates metadata for components.
* @author Adam Warski (adam at warski dot org)
*/
public final class ComponentMetadataGenerator {
private final AuditMetadataGenerator mainGenerator;
ComponentMetadataGenerator(AuditMetadataGenerator auditMetadataGenerator) {
mainGenerator = auditMetadataGenerator;
}
@SuppressWarnings({"unchecked"})
public void addComponent(Element parent, PropertyAuditingData propertyAuditingData,
Value value, CompositeMapperBuilder mapper, String entityName,
EntityXmlMappingData xmlMappingData, boolean firstPass) {
Component prop_component = (Component) value;
CompositeMapperBuilder componentMapper = mapper.addComponent(propertyAuditingData.getPropertyData(),
prop_component.getComponentClassName());
// The property auditing data must be for a component.
ComponentAuditingData componentAuditingData = (ComponentAuditingData) propertyAuditingData;
// Adding all properties of the component
Iterator<Property> properties = (Iterator<Property>) prop_component.getPropertyIterator();
while (properties.hasNext()) {
Property property = properties.next();
PropertyAuditingData componentPropertyAuditingData =
componentAuditingData.getPropertyAuditingData(property.getName());
// Checking if that property is audited
if (componentPropertyAuditingData != null) {
mainGenerator.addValue(parent, property.getValue(), componentMapper, entityName, xmlMappingData,
componentPropertyAuditingData, property.isInsertable(), firstPass);
}
}
}
}