org.eclipse.persistence.internal.oxm.CollectionGroupingElementNodeValue Maven / Gradle / Ivy
/*
* Copyright (c) 2011, 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:
// - rbarkhouse - 27 January 2012 - 2.3.3 - Initial implementation
package org.eclipse.persistence.internal.oxm;
import org.eclipse.persistence.internal.core.sessions.CoreAbstractSession;
import org.eclipse.persistence.internal.oxm.record.MarshalContext;
import org.eclipse.persistence.internal.oxm.record.MarshalRecord;
import org.eclipse.persistence.internal.oxm.record.UnmarshalRecord;
/**
* INTERNAL:
*
* Purpose: Handles grouping elements for Collections when used with the TreeObjectBuilder.
*
*/
public class CollectionGroupingElementNodeValue extends NodeValue {
ContainerValue containerValue;
public CollectionGroupingElementNodeValue(ContainerValue c) {
this.containerValue = c;
}
@Override
public boolean isOwningNode(XPathFragment xPathFragment) {
return true;
}
@Override
public boolean isMarshalNodeValue() {
return false;
}
@Override
public boolean isWrapperNodeValue() {
return true;
}
@Override
public void endElement(XPathFragment xPathFragment, UnmarshalRecord unmarshalRecord) {
Object collection = unmarshalRecord.getContainerInstance(this.containerValue, false);
endElement(xPathFragment, unmarshalRecord, collection);
}
@Override
public void endElement(XPathFragment xPathFragment, UnmarshalRecord unmarshalRecord, Object collection) {
if (collection == null && !unmarshalRecord.isNil()) {
unmarshalRecord.setContainerInstance(this.containerValue.getIndex(), this.containerValue.getContainerInstance());
}
}
@Override
public boolean marshal(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, CoreAbstractSession session, NamespaceResolver namespaceResolver) {
return false;
}
@Override
public boolean marshalSingleValue(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, Object objectValue, CoreAbstractSession session, NamespaceResolver namespaceResolver, MarshalContext marshalContext) {
return false;
}
}