| /* |
| * 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: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.sdo.helper; |
| |
| import commonj.sdo.DataObject; |
| import commonj.sdo.helper.HelperContext; |
| import org.eclipse.persistence.sdo.SDOChangeSummary; |
| import org.eclipse.persistence.sdo.SDODataObject; |
| import org.eclipse.persistence.sdo.SDOType; |
| import org.eclipse.persistence.oxm.XMLUnmarshalListener; |
| |
| /** |
| * <p><b>Purpose</b>: Implementation of XMLUnmarshalListener used when unmarshalling XML to XMLDocuments |
| * <p><b>Responsibilities</b>:<ul> |
| * <li> When creating a DataObject we need to call setType and setHelperContext with the appropriate values |
| * </ul> |
| */ |
| public class SDOCSUnmarshalListener implements XMLUnmarshalListener { |
| private boolean isCSUnmarshalListener; |
| /** Visibility reduced from [public] in 2.1.0. May 15 2007 */ |
| protected HelperContext aHelperContext; |
| |
| public SDOCSUnmarshalListener(HelperContext aContext, boolean bIsCSUnmarshalListener) { |
| aHelperContext = aContext; |
| isCSUnmarshalListener = bIsCSUnmarshalListener; |
| } |
| |
| public SDOCSUnmarshalListener(HelperContext aContext) { |
| aHelperContext = aContext; |
| } |
| |
| @Override |
| public void beforeUnmarshal(Object target, Object parent) { |
| if (target instanceof SDODataObject) { |
| SDOType type = ((SDOTypeHelper) aHelperContext.getTypeHelper()).getTypeForImplClass(target.getClass()); |
| if(type.isWrapperType() || isCSUnmarshalListener) { |
| // perform cleanup operations on objects that were instantiated with getInstance() |
| SDODataObject aDataObject = (SDODataObject)target; |
| // reset the HelperContext on target DataObject from default static context |
| // setting the Type requires a helpercontext so following 2 calls must be in this order |
| aDataObject._setHelperContext(aHelperContext); |
| aDataObject._setType(type); |
| } |
| } else if (target instanceof SDOChangeSummary) { |
| if (!isCSUnmarshalListener) { |
| ((SDOChangeSummary)target).setHelperContext(aHelperContext); |
| } |
| } |
| } |
| |
| @Override |
| public void afterUnmarshal(Object target, Object parent) { |
| if(target.getClass() == SDOChangeSummary.class) { |
| ((SDOChangeSummary) target).setRootDataObject((DataObject) parent); |
| } |
| } |
| |
| } |