/*******************************************************************************
* Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.testing.models.jpa.xml.advanced;
import java.sql.Time;
import org.eclipse.persistence.mappings.foundation.AbstractTransformationMapping;
import org.eclipse.persistence.mappings.transformers.AttributeTransformer;
import org.eclipse.persistence.sessions.Record;
import org.eclipse.persistence.sessions.Session;
public class AdvancedReadTransformer implements AttributeTransformer {
String attributeName;
public AdvancedReadTransformer() {
super();
}
/**
* @param mapping - The mapping associated with this transformer. Only used if some special information is required.
*/
public void initialize(AbstractTransformationMapping mapping) {
this.attributeName = mapping.getAttributeName();
}
/**
* @param record - The metadata being used to build the object.
* @param session - the current session
* @param object - The current object that the attribute is being built for.
* @return - The attribute value to be built into the object containing this mapping.
*/
public Object buildAttributeValue(Record record, Object object, Session session) {
if(attributeName.equals("overtimeHours")) {
Time[] hours = new Time[2];
/** This conversion allows for the database type not to match, i.e. may be a Timestamp or String. */
hours[0] = (Time) session.getDatasourcePlatform().convertObject(record.get("START_OVERTIME"), java.sql.Time.class);
hours[1] = (Time) session.getDatasourcePlatform().convertObject(record.get("END_OVERTIME"), java.sql.Time.class);
return hours;
} else {
throw new RuntimeException("Unknown attribute");
}
}
}