/*******************************************************************************
* Copyright (c) 1998, 2012 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 v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* mmacivor - July 18 05/2008 - 1.0 - Initial implementation
******************************************************************************/
package org.eclipse.persistence.internal.oxm.record.deferred;
import org.xml.sax.SAXException;
import org.eclipse.persistence.internal.oxm.NodeValue;
import org.eclipse.persistence.internal.oxm.XMLBinaryAttachmentHandler;
import org.eclipse.persistence.internal.oxm.XMLInlineBinaryHandler;
import org.eclipse.persistence.internal.oxm.mappings.BinaryDataCollectionMapping;
import org.eclipse.persistence.internal.oxm.mappings.BinaryDataMapping;
import org.eclipse.persistence.internal.oxm.mappings.Mapping;
import org.eclipse.persistence.internal.oxm.mappings.XMLConverterMapping;
import org.eclipse.persistence.oxm.record.UnmarshalRecord;
/**
* <p><b>Purpose</b>: Implementation of DeferredContentHandler for Binary Mappings.
* <p><b>Responsibilities</b>:<ul>
* <li> If the element is empty then execute stored events and return control to the original parentRecord
* <li> If the element has simple content execute stored events on an inline binary handler
* <li> If the element has complex content execute stored events on a binary attachment handler
* </ul>
*/
public class BinaryMappingContentHandler extends DeferredContentHandler {
private Mapping mapping;
private NodeValue nodeValue;
private XMLConverterMapping converter;
private boolean isCollection;
private UnmarshalRecord workingUnmarshalRecord;
private boolean finished;
public BinaryMappingContentHandler(UnmarshalRecord parentRecord, NodeValue nodeValue, BinaryDataMapping mapping) {
super(parentRecord);
this.mapping = mapping;
this.converter = mapping;
this.nodeValue = nodeValue;
this.isCollection = false;
this.finished = false;
}
public BinaryMappingContentHandler(UnmarshalRecord parentRecord, NodeValue nodeValue, BinaryDataCollectionMapping mapping) {
super(parentRecord);
this.mapping = mapping;
this.converter = mapping;
this.nodeValue = nodeValue;
this.isCollection = true;
}
public void processComplexElement() throws SAXException {
getEvents().remove(0);
workingUnmarshalRecord = new XMLBinaryAttachmentHandler(this.getParent(), nodeValue, mapping, converter, isCollection);
executeEvents(workingUnmarshalRecord);
}
public void processSimpleElement() throws SAXException {
getEvents().remove(0);
workingUnmarshalRecord = new XMLInlineBinaryHandler(this.getParent(), nodeValue, mapping, converter, isCollection);
executeEvents(workingUnmarshalRecord);
}
public void processEmptyElement() throws SAXException {
processSimpleElement();
}
protected void executeEvents(UnmarshalRecord unmarshalRecord) throws SAXException {
super.executeEvents(unmarshalRecord);
finished = true;
}
public UnmarshalRecord getWorkingUnmarshalRecord() {
return workingUnmarshalRecord;
}
public boolean isFinished() {
return finished;
}
}