| /* |
| * Copyright (c) 1998, 2021 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 v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.testing.models.jpa.xml.composite.advanced.member_2; |
| |
| import java.sql.Time; |
| |
| import org.eclipse.persistence.mappings.foundation.AbstractTransformationMapping; |
| import org.eclipse.persistence.mappings.transformers.FieldTransformer; |
| import org.eclipse.persistence.sessions.Session; |
| |
| public class AdvancedWriteTransformer implements FieldTransformer { |
| |
| String attributeName; |
| |
| public AdvancedWriteTransformer() { |
| super(); |
| } |
| |
| /** |
| * Initialize this transformer. Only required if the user needs some special |
| * information from the mapping in order to do the transformation |
| * @param mapping - the mapping this transformer is associated with. |
| */ |
| @Override |
| public void initialize(AbstractTransformationMapping mapping) { |
| this.attributeName = mapping.getAttributeName(); |
| } |
| |
| /** |
| * @param instance - an instance of the domain class which contains the attribute |
| * @param session - the current session |
| * @param fieldName - the name of the field being transformed. Used if the user wants to use this transformer for multiple fields. |
| * @return - The value to be written for the field associated with this transformer |
| */ |
| @Override |
| public Time buildFieldValue(Object instance, String fieldName, Session session) { |
| if(attributeName.equals("overtimeHours")) { |
| if(fieldName.equals("START_OVERTIME")) { |
| return ((Employee)instance).getOvertimeHours()[0]; |
| } else if(fieldName.equals("END_OVERTIME")) { |
| return ((Employee)instance).getOvertimeHours()[1]; |
| } else { |
| throw new RuntimeException("Unknown field"); |
| } |
| } else { |
| throw new RuntimeException("Unknown attribute"); |
| } |
| } |
| } |