/*******************************************************************************
* 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:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.internal.oxm;
import org.eclipse.persistence.internal.oxm.record.MarshalContext;
import org.eclipse.persistence.internal.oxm.record.ObjectMarshalContext;
import org.eclipse.persistence.internal.oxm.record.XMLTransformationRecord;
import org.eclipse.persistence.internal.sessions.AbstractSession;
import org.eclipse.persistence.mappings.transformers.FieldTransformer;
import org.eclipse.persistence.oxm.NamespaceResolver;
import org.eclipse.persistence.oxm.XMLField;
import org.eclipse.persistence.oxm.record.MarshalRecord;
import org.eclipse.persistence.oxm.record.UnmarshalRecord;
/**
* INTERNAL:
* <p><b>Purpose</b>: This is how the Field Transformer is handled when used
* with the TreeObjectBuilder. Field Transformers are used with the XML
* Transformation Mapping.</p>
*/
public class FieldTransformerNodeValue extends NodeValue {
private FieldTransformer fieldTransformer;
private XMLField xmlField;
public FieldTransformer getFieldTransformer() {
return fieldTransformer;
}
public void setFieldTransformer(FieldTransformer fieldTransformer) {
this.fieldTransformer = fieldTransformer;
}
public XMLField getXMLField() {
return xmlField;
}
public void setXMLField(XMLField xmlField) {
this.xmlField = xmlField;
}
public boolean marshal(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, AbstractSession session, NamespaceResolver namespaceResolver) {
return marshal(xPathFragment, marshalRecord, object, session, namespaceResolver, ObjectMarshalContext.getInstance());
}
public boolean marshal(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, AbstractSession session, NamespaceResolver namespaceResolver, MarshalContext marshalContext) {
Object value = fieldTransformer.buildFieldValue(object, getXMLField().getXPath(), session);
return this.marshalSingleValue(xPathFragment, marshalRecord, object, value, session, namespaceResolver, marshalContext);
}
public boolean marshalSingleValue(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, Object value, AbstractSession session, NamespaceResolver namespaceResolver, MarshalContext marshalContext) {
if(value == null) {
return false;
}
XPathFragment groupingFragment = marshalRecord.openStartGroupingElements(namespaceResolver);
if (getXMLField().getLastXPathFragment().isAttribute()) {
marshalRecord.add(getXMLField(), value);
marshalRecord.closeStartGroupingElements(groupingFragment);
} else {
marshalRecord.closeStartGroupingElements(groupingFragment);
marshalRecord.add(getXMLField(), value);
}
return true;
}
public void attribute(UnmarshalRecord unmarshalRecord, String namespaceURI, String localName, String value) {
XMLConversionManager xmlConversionManager = (XMLConversionManager) unmarshalRecord.getSession().getDatasourcePlatform().getConversionManager();
Object objectValue = xmlField.convertValueBasedOnSchemaType(value, xmlConversionManager, unmarshalRecord);
// PUT VALUE INTO A RECORD KEYED ON XMLFIELD
if (null == unmarshalRecord.getTransformationRecord()) {
unmarshalRecord.setTransformationRecord(new XMLTransformationRecord("ROOT", unmarshalRecord));
}
unmarshalRecord.getTransformationRecord().put(xmlField, objectValue);
}
public void endElement(XPathFragment xPathFragment, UnmarshalRecord unmarshalRecord) {
Object value = unmarshalRecord.getCharacters().toString();
boolean isCDATA = unmarshalRecord.isBufferCDATA();
unmarshalRecord.resetStringBuffer();
XMLField toWrite = xmlField;
if(xmlField.isCDATA() != isCDATA) {
toWrite = new XMLField(xmlField.getName());
toWrite.setNamespaceResolver(xmlField.getNamespaceResolver());
toWrite.setIsCDATA(isCDATA);
}
//xmlField.setIsCDATA(isCDATA);
XMLConversionManager xmlConversionManager = (XMLConversionManager) unmarshalRecord.getSession().getDatasourcePlatform().getConversionManager();
if (unmarshalRecord.getTypeQName() != null) {
Class typeClass = xmlField.getJavaClass(unmarshalRecord.getTypeQName());
value = xmlConversionManager.convertObject(value, typeClass, unmarshalRecord.getTypeQName());
} else {
value = xmlField.convertValueBasedOnSchemaType(value, xmlConversionManager, unmarshalRecord);
}
// PUT VALUE INTO A RECORD KEYED ON XMLFIELD
if (null == unmarshalRecord.getTransformationRecord()) {
unmarshalRecord.setTransformationRecord(new XMLTransformationRecord("ROOT", unmarshalRecord));
}
unmarshalRecord.getTransformationRecord().put(toWrite, value);
}
}