| /* |
| * Copyright (c) 2012, 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: |
| // Blaise Doughan - 2.5 - initial implementation |
| package org.eclipse.persistence.internal.oxm.documentpreservation; |
| |
| import java.util.Map; |
| |
| import org.eclipse.persistence.internal.oxm.mappings.Mapping; |
| import org.eclipse.persistence.oxm.documentpreservation.DocumentPreservationPolicy; |
| import org.w3c.dom.Node; |
| |
| abstract class AbstractDocumentPreservationPolicy extends DocumentPreservationPolicy { |
| |
| protected Map nodesToObjects; |
| protected Map objectsToNodes; |
| |
| protected AbstractDocumentPreservationPolicy() { |
| } |
| |
| @Override |
| public void addObjectToCache(Object obj, Node node) { |
| addObjectToCache(obj, node, null); |
| } |
| |
| @Override |
| public void addObjectToCache(Object obj, Node node, Mapping selfRecordMapping) { |
| objectsToNodes.put(obj, node); |
| if(selfRecordMapping != null) { |
| XMLBinderCacheEntry entry = (XMLBinderCacheEntry)nodesToObjects.get(node); |
| if(entry != null) { |
| entry.addSelfMappingObject(selfRecordMapping, obj); |
| } |
| } else { |
| XMLBinderCacheEntry entry = new XMLBinderCacheEntry(obj); |
| nodesToObjects.put(node, entry); |
| } |
| } |
| |
| @Override |
| public Node getNodeForObject(Object obj) { |
| return (Node)objectsToNodes.get(obj); |
| } |
| |
| @Override |
| public Object getObjectForNode(Node node) { |
| return getObjectForNode(node, null); |
| } |
| |
| @Override |
| public Object getObjectForNode(Node node, Mapping selfRecordMapping) { |
| XMLBinderCacheEntry entry = (XMLBinderCacheEntry)nodesToObjects.get(node); |
| if(entry != null) { |
| if(selfRecordMapping != null) { |
| return entry.getSelfMappingObject(selfRecordMapping); |
| } else { |
| return entry.getRootObject(); |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public boolean shouldPreserveDocument() { |
| return true; |
| } |
| |
| } |