/** INTERNAL: Recursive method to set a field value in the given key instance. */
protected void setFieldValue(
KeyElementAccessor accessor,
Object keyInstance,
DatabaseMapping mapping,
AbstractSession session,
int[] elementIndex,
Object... keyElements) {
if (mapping.isAggregateMapping()) {
Object nestedObject = mapping.getRealAttributeValueFromObject(keyInstance, session);
if (nestedObject == null) {
nestedObject = getClassInstance(mapping.getReferenceDescriptor().getJavaClass());
mapping.setRealAttributeValueInObject(keyInstance, nestedObject);
}
// keep drilling down the nested mappings ...
setFieldValue(
accessor,
nestedObject,
mapping
.getReferenceDescriptor()
.getObjectBuilder()
.getMappingForField(accessor.getDatabaseField()),
session,
elementIndex,
keyElements);
} else {
Object fieldValue = null;
if (mapping.isDirectToFieldMapping()) {
fieldValue = keyElements[elementIndex[0]];
Converter converter = ((DirectToFieldMapping) mapping).getConverter();
if (converter != null) {
fieldValue = converter.convertDataValueToObjectValue(fieldValue, session);
}
++elementIndex[0];
} else if (mapping.isObjectReferenceMapping()) {
// what if mapping comes from derived ID. need to get the derived mapping.
// get reference descriptor and extract pk from target cmp policy
fieldValue =
mapping
.getReferenceDescriptor()
.getCMPPolicy()
.createPrimaryKeyInstanceFromPrimaryKeyValues(session, elementIndex, keyElements);
}
accessor.setValue(keyInstance, fieldValue);
}
}
@Test
public void testConvertersEstabished_autoApply() throws Exception {
ClassDescriptor classDescriptor = jpaMetadataProvider.getClassDescriptor(TestDataObject.class);
DatabaseMapping attribute = classDescriptor.getMappingForAttributeName("currencyProperty");
assertEquals("attribute data type mismatch", DirectToFieldMapping.class, attribute.getClass());
Converter converter =
((org.eclipse.persistence.mappings.DirectToFieldMapping) attribute).getConverter();
assertNotNull("converter not assigned", converter);
assertEquals(
"Mismatch - converter should have been the EclipseLink JPA wrapper class",
ConverterClass.class,
converter.getClass());
Field f = ConverterClass.class.getDeclaredField("attributeConverterClassName");
f.setAccessible(true);
String attributeConverterClassName = (String) f.get(converter);
assertNotNull("attributeConverterClassName missing", attributeConverterClassName);
assertEquals(
"Converter class incorrect",
"org.kuali.rice.krad.data.jpa.converters.KualiDecimalConverter",
attributeConverterClassName);
}
/**
* INTERNAL: Create an instance of the composite primary key class for the key object. Yes the
* elementIndex looks strange but this is just a simple way to get the index to be
* pass-by-reference
*/
public Object createPrimaryKeyInstanceFromPrimaryKeyValues(
AbstractSession session, int[] elementIndex, Object... keyElements) {
Object keyInstance = null;
KeyElementAccessor[] pkElementArray = getKeyClassFields();
if ((pkElementArray.length == 1) && (pkElementArray[0] instanceof KeyIsElementAccessor)) {
DatabaseMapping mapping =
getDescriptor()
.getObjectBuilder()
.getMappingForAttributeName(pkElementArray[0].getAttributeName());
if (mapping.isDirectToFieldMapping()) {
Converter converter = ((DirectToFieldMapping) mapping).getConverter();
if (converter != null) {
return converter.convertDataValueToObjectValue(keyElements[elementIndex[0]], session);
}
keyInstance = keyElements[elementIndex[0]];
} else if (mapping
.isObjectReferenceMapping()) { // what if mapping comes from derived ID. need to get the
// derived mapping.
// get reference descriptor and extract pk from target cmp policy
keyInstance =
mapping
.getReferenceDescriptor()
.getCMPPolicy()
.createPrimaryKeyInstanceFromPrimaryKeyValues(session, elementIndex, keyElements);
}
++elementIndex[0]; // remove processed key in case keys are complex and derived
} else {
keyInstance = getPKClassInstance();
// get clone of Key so we can remove values.
for (int index = 0; index < pkElementArray.length; index++) {
KeyElementAccessor accessor = pkElementArray[index];
DatabaseMapping mapping =
getDescriptor()
.getObjectBuilder()
.getMappingForAttributeName(accessor.getAttributeName());
if (mapping == null) {
mapping =
getDescriptor().getObjectBuilder().getMappingForField(accessor.getDatabaseField());
}
if (accessor.isNestedAccessor()) {
// Need to recursively build all the nested objects.
setFieldValue(
accessor,
keyInstance,
mapping
.getReferenceDescriptor()
.getObjectBuilder()
.getMappingForField(accessor.getDatabaseField()),
session,
elementIndex,
keyElements);
} else {
// Not nested but may be a single layer aggregate so check.
if (mapping.isAggregateMapping()) {
mapping =
mapping
.getReferenceDescriptor()
.getObjectBuilder()
.getMappingForField(accessor.getDatabaseField());
}
setFieldValue(accessor, keyInstance, mapping, session, elementIndex, keyElements);
}
}
}
return keyInstance;
}
public boolean marshalSingleValue(
XPathFragment xPathFragment,
MarshalRecord marshalRecord,
Object object,
Object objectValue,
AbstractSession session,
NamespaceResolver namespaceResolver,
MarshalContext marshalContext) {
if (objectValue == null) {
return false;
}
boolean addDeclaration = false;
boolean removePrefix = false;
String xopPrefix = null;
if (namespaceResolver != null) {
xopPrefix = namespaceResolver.resolveNamespaceURI(XMLConstants.XOP_URL);
}
if (xopPrefix == null) {
// check for it in the MarshalRecord's NamespaceResolver
addDeclaration = true;
xopPrefix = marshalRecord.getNamespaceResolver().resolveNamespaceURI(XMLConstants.XOP_URL);
if (xopPrefix == null) {
// if it's still null, add it, and make a note to remove it later
removePrefix = true;
xopPrefix = XMLConstants.XOP_PREFIX;
marshalRecord.getNamespaceResolver().put(xopPrefix, XMLConstants.XOP_URL);
}
namespaceResolver = marshalRecord.getNamespaceResolver();
}
XMLMarshaller marshaller = marshalRecord.getMarshaller();
if (xmlBinaryDataCollectionMapping.getValueConverter() != null) {
Converter converter = xmlBinaryDataCollectionMapping.getValueConverter();
if (converter instanceof XMLConverter) {
objectValue =
((XMLConverter) converter)
.convertObjectValueToDataValue(objectValue, session, marshaller);
} else {
objectValue = converter.convertObjectValueToDataValue(objectValue, session);
}
}
XPathFragment groupingFragment = marshalRecord.openStartGroupingElements(namespaceResolver);
marshalRecord.closeStartGroupingElements(groupingFragment);
marshalRecord.openStartElement(xPathFragment, namespaceResolver);
marshalRecord.closeStartElement();
if (xmlBinaryDataCollectionMapping.isSwaRef() && marshaller.getAttachmentMarshaller() != null) {
// object value should be a DataHandler
String c_id = null;
byte[] bytes = null;
if (xmlBinaryDataCollectionMapping.getAttributeElementClass()
== XMLBinaryDataHelper.getXMLBinaryDataHelper().DATA_HANDLER) {
c_id = marshaller.getAttachmentMarshaller().addSwaRefAttachment((DataHandler) objectValue);
if (c_id == null) {
bytes =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue( //
objectValue, marshaller, xmlBinaryDataCollectionMapping.getMimeType(object))
.getData();
}
} else {
XMLBinaryDataHelper.EncodedData data =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue( //
objectValue, marshaller, xmlBinaryDataCollectionMapping.getMimeType(object));
bytes = data.getData();
c_id = marshaller.getAttachmentMarshaller().addSwaRefAttachment(bytes, 0, bytes.length);
}
if (c_id != null) {
marshalRecord.characters(c_id);
} else {
String value =
getValueToWrite(
((XMLField) xmlBinaryDataCollectionMapping.getField()).getSchemaType(),
bytes,
session);
marshalRecord.characters(value);
}
} else {
if (marshalRecord.isXOPPackage()
&& !xmlBinaryDataCollectionMapping.shouldInlineBinaryData()) {
XPathFragment lastFrag =
((XMLField) xmlBinaryDataCollectionMapping.getField()).getLastXPathFragment();
String c_id = XMLConstants.EMPTY_STRING;
byte[] bytes = null;
if (objectValue.getClass() == ClassConstants.APBYTE) {
bytes = (byte[]) objectValue;
c_id =
marshaller
.getAttachmentMarshaller()
.addMtomAttachment(
bytes,
0,
bytes.length,
this.xmlBinaryDataCollectionMapping.getMimeType(object),
lastFrag.getLocalName(),
lastFrag.getNamespaceURI());
} else if (xmlBinaryDataCollectionMapping.getAttributeClassification()
== XMLBinaryDataHelper.getXMLBinaryDataHelper().DATA_HANDLER) {
c_id =
marshaller
.getAttachmentMarshaller()
.addMtomAttachment(
(DataHandler) objectValue,
lastFrag.getLocalName(),
lastFrag.getNamespaceURI());
if (c_id == null) {
bytes =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue( //
objectValue, marshaller, xmlBinaryDataCollectionMapping.getMimeType(object))
.getData();
}
} else {
XMLBinaryDataHelper.EncodedData data =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue( //
objectValue,
marshaller,
xmlBinaryDataCollectionMapping.getMimeTypePolicy().getMimeType(object));
bytes = data.getData();
c_id =
marshaller
.getAttachmentMarshaller()
.addMtomAttachment(
bytes,
0,
bytes.length, //
data.getMimeType(),
lastFrag.getLocalName(),
lastFrag.getNamespaceURI());
}
if (c_id == null) {
String value =
getValueToWrite(
((XMLField) xmlBinaryDataCollectionMapping.getField()).getSchemaType(),
bytes,
session);
marshalRecord.characters(value);
} else {
XPathFragment xopInclude = new XPathFragment(xopPrefix + ":Include");
xopInclude.setNamespaceURI(XMLConstants.XOP_URL);
marshalRecord.openStartElement(xopInclude, namespaceResolver);
marshalRecord.attribute("", "href", "href", c_id);
if (addDeclaration) {
marshalRecord.attribute(
XMLConstants.XMLNS_URL,
xopPrefix,
XMLConstants.XMLNS + XMLConstants.COLON + xopPrefix,
XMLConstants.XOP_URL);
// marshalRecord.attribute(new XPathFragment("@xmlns:" + xopPrefix), namespaceResolver,
// XMLConstants.XOP_URL);
}
marshalRecord.closeStartElement();
marshalRecord.endElement(xPathFragment, namespaceResolver);
// marshal as an attachment.
}
} else {
String value = XMLConstants.EMPTY_STRING;
if (objectValue.getClass() == ClassConstants.ABYTE
|| objectValue.getClass() == ClassConstants.APBYTE) {
value =
getValueToWrite(
((XMLField) xmlBinaryDataCollectionMapping.getField()).getSchemaType(),
objectValue,
session);
} else {
byte[] bytes =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue( //
objectValue,
marshaller,
xmlBinaryDataCollectionMapping.getMimeTypePolicy().getMimeType(object))
.getData();
value =
getValueToWrite(
((XMLField) xmlBinaryDataCollectionMapping.getField()).getSchemaType(),
bytes,
session);
}
marshalRecord.characters(value);
}
}
marshalRecord.endElement(xPathFragment, namespaceResolver);
if (removePrefix) {
marshalRecord.getNamespaceResolver().removeNamespace(XMLConstants.XOP_PREFIX);
}
return true;
}
public Object getValueToWrite(
Object value,
Object parent,
XMLRecord record,
XMLField field,
XMLField includeField,
AbstractSession session) {
XMLMarshaller marshaller = record.getMarshaller();
Object element = value;
boolean isAttribute = ((XMLField) getField()).getLastXPathFragment().isAttribute();
if (getValueConverter() != null) {
Converter converter = getValueConverter();
if (converter instanceof XMLConverter) {
element =
((XMLConverter) converter)
.convertObjectValueToDataValue(element, session, record.getMarshaller());
} else {
element = converter.convertObjectValueToDataValue(element, session);
}
}
if (isAttribute) {
if (isSwaRef() && (marshaller.getAttachmentMarshaller() != null)) {
// should be a DataHandler here
try {
String id =
marshaller.getAttachmentMarshaller().addSwaRefAttachment((DataHandler) element);
element = id;
} catch (ClassCastException cce) {
throw XMLMarshalException.invalidSwaRefAttribute(getAttributeClassification().getName());
}
} else {
// inline case
XMLBinaryDataHelper.EncodedData data =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue(
element, record.getMarshaller(), mimeTypePolicy.getMimeType(parent));
String base64Value =
((XMLConversionManager) session.getDatasourcePlatform().getConversionManager())
.buildBase64StringFromBytes(data.getData());
element = base64Value;
}
} else {
if (record.isXOPPackage() && !isSwaRef() && !shouldInlineBinaryData()) {
// write as attachment
String c_id = XMLConstants.EMPTY_STRING;
byte[] bytes = null;
if ((getAttributeElementClass() == ClassConstants.ABYTE)
|| (getAttributeElementClass() == ClassConstants.APBYTE)) {
if (getAttributeElementClass() == ClassConstants.ABYTE) {
element =
session
.getDatasourcePlatform()
.getConversionManager()
.convertObject(element, ClassConstants.APBYTE);
}
bytes = (byte[]) element;
c_id =
marshaller
.getAttachmentMarshaller()
.addMtomAttachment(
bytes,
0,
bytes.length,
this.mimeTypePolicy.getMimeType(parent),
field.getLastXPathFragment().getLocalName(),
field.getLastXPathFragment().getNamespaceURI());
} else if (getAttributeElementClass()
== XMLBinaryDataHelper.getXMLBinaryDataHelper().DATA_HANDLER) {
c_id =
marshaller
.getAttachmentMarshaller()
.addMtomAttachment(
(DataHandler) element,
field.getLastXPathFragment().getLocalName(),
field.getLastXPathFragment().getNamespaceURI());
if (c_id == null) {
XMLBinaryDataHelper.EncodedData data =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue(
element, marshaller, this.mimeTypePolicy.getMimeType(parent));
bytes = data.getData();
}
} else {
XMLBinaryDataHelper.EncodedData data =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue(
element, marshaller, this.mimeTypePolicy.getMimeType(parent));
bytes = data.getData();
c_id =
marshaller
.getAttachmentMarshaller()
.addMtomAttachment(
bytes,
0,
bytes.length,
data.getMimeType(),
field.getLastXPathFragment().getLocalName(),
field.getLastXPathFragment().getNamespaceURI());
}
if (c_id == null) {
element = bytes;
} else {
DOMRecord include = new DOMRecord(field.getLastXPathFragment().getLocalName());
include.setSession(session);
include.put(includeField, c_id);
element = include;
// Need to call setAttributeNS on the record, unless the xop prefix
// is defined on the descriptor's resolver already
NamespaceResolver resolver = ((XMLField) getField()).getNamespaceResolver();
if (resolver == null || resolver.resolveNamespaceURI(XMLConstants.XOP_URL) == null) {
resolver = new NamespaceResolver();
resolver.put(XMLConstants.XOP_PREFIX, XMLConstants.XOP_URL);
String xpath = XMLConstants.XOP_PREFIX + XMLConstants.COLON + INCLUDE;
XMLField incField = new XMLField(xpath);
incField.setNamespaceResolver(resolver);
Object obj = include.getIndicatingNoEntry(incField);
if (obj != null && obj instanceof DOMRecord) {
if (((DOMRecord) obj).getDOM().getNodeType() == Node.ELEMENT_NODE) {
((Element) ((DOMRecord) obj).getDOM())
.setAttributeNS(
XMLConstants.XMLNS_URL,
XMLConstants.XMLNS + XMLConstants.COLON + XMLConstants.XOP_PREFIX,
XMLConstants.XOP_URL);
}
}
}
}
} else if (isSwaRef() && (marshaller.getAttachmentMarshaller() != null)) {
// element should be a data-handler
try {
String c_id =
marshaller.getAttachmentMarshaller().addSwaRefAttachment((DataHandler) element);
element = c_id;
} catch (Exception ex) {
}
} else {
// inline
if (!((getAttributeElementClass() == ClassConstants.ABYTE)
|| (getAttributeElementClass() == ClassConstants.APBYTE))) {
element =
XMLBinaryDataHelper.getXMLBinaryDataHelper()
.getBytesForBinaryValue(
element, marshaller, this.mimeTypePolicy.getMimeType(parent))
.getData();
}
}
}
return element;
}