| /* |
| * Copyright (c) 1998, 2020 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: |
| // bdoughan - Jan 27/2009 - 1.1 - Initial implementation |
| package org.eclipse.persistence.sdo.helper.jaxb; |
| |
| import org.eclipse.persistence.sdo.SDODataObject; |
| import org.eclipse.persistence.sdo.SDOType; |
| import org.eclipse.persistence.sdo.helper.delegates.SDODataFactoryDelegate; |
| |
| import commonj.sdo.DataObject; |
| import commonj.sdo.Type; |
| import commonj.sdo.helper.HelperContext; |
| |
| /** |
| * This implementation of commonj.sdo.helper.DataFactory is responsible for |
| * ensuring that newly created DataObjects are assigned a JAXB aware value store. |
| * <pre> |
| * Type customerType = jaxbHelperContext.getType(Customer.class); |
| * DataObject customerDO = jaxbHelperContext.getDataFactory().create(customerType); |
| * customerDO.set("first-name", "Jane"); |
| * |
| * Customer customer = jaxbHelperContext.unwrap(customerDO); |
| * customer.getFirstName(); // returns "Jane" |
| * </pre> |
| */ |
| public class JAXBDataFactory extends SDODataFactoryDelegate { |
| |
| public JAXBDataFactory(HelperContext helperContext) { |
| super(helperContext); |
| } |
| |
| @Override |
| public JAXBHelperContext getHelperContext() { |
| return (JAXBHelperContext) super.getHelperContext(); |
| } |
| |
| /** |
| * Return a new DataObject of the specified Type. If a corresponding |
| * class (based on XML schema information) exists in the JAXBContext, |
| * then the returned DataObject will wrap an instance of that class. |
| */ |
| @Override |
| public DataObject create(Type type) { |
| if(null == type) { |
| return super.create(type); |
| } |
| SDODataObject dataObject = (SDODataObject) super.create(type); |
| try { |
| JAXBValueStore jpaValueStore = new JAXBValueStore(getHelperContext(), (SDOType) type); |
| jpaValueStore.initialize(dataObject); |
| dataObject._setCurrentValueStore(jpaValueStore); |
| getHelperContext().putWrapperDataObject(jpaValueStore.getEntity(), dataObject); |
| } catch(Exception e) { |
| return super.create(type); |
| } |
| return dataObject; |
| } |
| |
| } |