| /* |
| * 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.jaxb; |
| |
| import jakarta.xml.bind.JAXBException; |
| import jakarta.xml.bind.UnmarshallerHandler; |
| import org.eclipse.persistence.platform.xml.SAXDocumentBuilder; |
| import org.xml.sax.SAXException; |
| import org.w3c.dom.Document; |
| |
| /** |
| * <p>Implementation of UnmarshallerHandler to be used by JAXBUnmarshaller. </p> |
| * @see org.eclipse.persistence.jaxb.JAXBUnmarshaller |
| * @see jakarta.xml.bind.UnmarshallerHandler |
| */ |
| public class JAXBUnmarshallerHandler extends SAXDocumentBuilder implements UnmarshallerHandler { |
| private JAXBUnmarshaller jaxbUnmarshaller; |
| private boolean endDocumentTriggered; |
| |
| /** |
| * Create a new JAXBUnmarshallerHandler with the specified JAXBUnmarshaller |
| * @param newXMLUnmarshaller the JAXBUnmarshaller. |
| */ |
| public JAXBUnmarshallerHandler(JAXBUnmarshaller newXMLUnmarshaller) { |
| super(); |
| jaxbUnmarshaller = newXMLUnmarshaller; |
| } |
| |
| /** |
| * Event that is called at the end of processing the document. |
| */ |
| @Override |
| public void endDocument() throws SAXException { |
| endDocumentTriggered = true; |
| super.endDocument(); |
| } |
| |
| /** |
| * Event that is called at the start of processing the document. |
| */ |
| @Override |
| public void startDocument() throws SAXException { |
| endDocumentTriggered = false; |
| super.startDocument(); |
| } |
| |
| /** |
| * Return the unmarhalled document. If the document is null or the endDocument |
| * was never called then an IllegalStateExcpetion will be thrown. |
| */ |
| @Override |
| public Object getResult() throws JAXBException, IllegalStateException { |
| Document document = getDocument(); |
| |
| if ((document == null) || !endDocumentTriggered) { |
| throw new IllegalStateException(); |
| } |
| return jaxbUnmarshaller.unmarshal(document); |
| } |
| } |