foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/oxm/record/BinaryDataUnmarshalRecord.java

/*
 * 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:
//     Denise Smith - June 24/2009 - 2.0 - Initial implementation
package org.eclipse.persistence.internal.oxm.record;

import org.eclipse.persistence.internal.oxm.ObjectBuilder;
import org.eclipse.persistence.internal.oxm.NodeValue;
import org.eclipse.persistence.internal.oxm.XMLBinaryDataMappingNodeValue;
import org.eclipse.persistence.internal.oxm.mappings.BinaryDataMapping;
import org.eclipse.persistence.internal.oxm.record.deferred.BinaryMappingContentHandler;
import org.xml.sax.Attributes;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;

public class BinaryDataUnmarshalRecord extends UnmarshalRecordImpl {
    private BinaryDataMapping xmlBinaryDataMapping;
    private XMLBinaryDataMappingNodeValue xmlBinaryDataMappingNodeValue;
    private UnmarshalRecord parentRecord;
    private BinaryMappingContentHandler handler;
    private ContentHandler activeContentHandler;

    public BinaryDataUnmarshalRecord(ObjectBuilder treeObjectBuilder, UnmarshalRecord parentRecord, XMLBinaryDataMappingNodeValue xmlBinaryDataMappingNodeValue, BinaryDataMapping xmlBinaryDataMapping) {
        super(treeObjectBuilder);
        this.parentRecord = parentRecord;
        this.xmlBinaryDataMappingNodeValue = xmlBinaryDataMappingNodeValue;
        this.xmlBinaryDataMapping = xmlBinaryDataMapping;
        handler = new BinaryMappingContentHandler(parentRecord, xmlBinaryDataMappingNodeValue, xmlBinaryDataMapping);
        activeContentHandler = handler;
    }

    @Override
    public void startElement(String namespaceURI, String localName, String qName, Attributes atts) throws SAXException {
        activeContentHandler.startElement(namespaceURI, localName, qName, atts);
        if (handler.isFinished()) {
            activeContentHandler = handler.getWorkingUnmarshalRecord();
        }
    }

    @Override
    public void characters(char[] ch, int start, int length) throws SAXException {
        activeContentHandler.characters(ch, start, length);
        if (handler.isFinished()) {
            activeContentHandler = handler.getWorkingUnmarshalRecord();
        }
    }

    @Override
    public void endElement(String namespaceURI, String localName, String qName) throws SAXException {
        activeContentHandler.endElement(namespaceURI, localName, qName);
        if (handler.isFinished()) {
            activeContentHandler = handler.getWorkingUnmarshalRecord();
        }
    }

    @Override
    public NodeValue getAttributeChildNodeValue(String namespace, String localName) {
        return null;
    }

    @Override
    public void endDocument() throws SAXException {
    }

}