All Downloads are FREE. Search and download functionalities are using the official Maven repository.
Please wait. This can take some minutes ...
Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $
You can buy this project and download/modify it how often you want.
org.hibernate.envers.internal.entities.mapper.MultiDynamicComponentMapper Maven / Gradle / Ivy
package org.hibernate.envers.internal.entities.mapper;
import java.util.Map;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.envers.configuration.spi.AuditConfiguration;
import org.hibernate.envers.internal.entities.PropertyData;
import org.hibernate.envers.internal.reader.AuditReaderImplementor;
import org.hibernate.envers.internal.tools.MapProxyTool;
import org.hibernate.envers.internal.tools.StringTools;
/**
* Multi mapper for dynamic components (it knows that component is a map, not a class)
*
* @author Lukasz Zuchowski (author at zuchos dot com)
*/
public class MultiDynamicComponentMapper extends MultiPropertyMapper {
private PropertyData dynamicComponentData;
public MultiDynamicComponentMapper(PropertyData dynamicComponentData) {
this.dynamicComponentData = dynamicComponentData;
}
@Override
public boolean mapToMapFromEntity(
SessionImplementor session,
Map data,
Object newObj,
Object oldObj) {
boolean ret = false;
for ( PropertyData propertyData : properties.keySet() ) {
if ( newObj == null && oldObj == null ) {
return false;
}
Object newValue = newObj == null ? null : getValue( newObj, propertyData );
Object oldValue = oldObj == null ? null : getValue( oldObj, propertyData );
ret |= properties.get( propertyData ).mapToMapFromEntity( session, data, newValue, oldValue );
}
return ret;
}
private Object getValue(Object newObj, PropertyData propertyData) {
return ( (Map) newObj ).get( propertyData.getBeanName() );
}
@Override
public boolean map(
SessionImplementor session,
Map data,
String[] propertyNames,
Object[] newState,
Object[] oldState) {
boolean ret = false;
for ( int i = 0; i < propertyNames.length; i++ ) {
final String propertyName = propertyNames[i];
Map propertyDatas = getPropertyDatas();
if ( propertyDatas.containsKey( propertyName ) ) {
final PropertyMapper propertyMapper = properties.get( propertyDatas.get( propertyName ) );
final Object newObj = getAtIndexOrNull( newState, i );
final Object oldObj = getAtIndexOrNull( oldState, i );
ret |= propertyMapper.mapToMapFromEntity( session, data, newObj, oldObj );
propertyMapper.mapModifiedFlagsToMapFromEntity( session, data, newObj, oldObj );
}
}
return ret;
}
@Override
public void mapModifiedFlagsToMapFromEntity(
SessionImplementor session,
Map data,
Object newObj,
Object oldObj) {
for ( PropertyData propertyData : properties.keySet() ) {
if ( newObj == null && oldObj == null ) {
return;
}
Object newValue = newObj == null ? null : getValue( newObj, propertyData );
Object oldValue = oldObj == null ? null : getValue( oldObj, propertyData );
properties.get( propertyData ).mapModifiedFlagsToMapFromEntity( session, data, newValue, oldValue );
}
}
@Override
public void mapToEntityFromMap(
AuditConfiguration verCfg, Object obj, Map data, Object primaryKey,
AuditReaderImplementor versionsReader, Number revision) {
Object mapProxy = MapProxyTool.newInstanceOfBeanProxyForMap(
generateClassName(
data,
dynamicComponentData.getBeanName()
), (Map) obj, properties.keySet(), verCfg.getClassLoaderService()
);
for ( PropertyData propertyData : properties.keySet() ) {
PropertyMapper mapper = properties.get( propertyData );
mapper.mapToEntityFromMap( verCfg, mapProxy, data, primaryKey, versionsReader, revision );
}
}
private String generateClassName(Map data, String dynamicComponentPropertyName) {
return ( data.get( "$type$" ) + StringTools.capitalizeFirst( dynamicComponentPropertyName ) ).replaceAll(
"_",
""
);
}
}