/** INTERNAL: Write fields needed for insert into the template for with null values. */
public void writeInsertFieldsIntoRow(AbstractRecord row, AbstractSession session) {
if (isForeignKeyRelationship() && !isReadOnly()) {
if (getForeignKeyGroupingElement() != null) {
row.put(getForeignKeyGroupingElement(), null);
} else if (this.getSourceForeignKeyFields().size() > 0) {
row.put(getSourceForeignKeyFields().get(0), null);
}
} else {
super.writeInsertFieldsIntoRow(row, session);
}
}
/**
* INTERNAL: Get the appropriate attribute value from the object and put it in the appropriate
* field of the database row. Loop through the reference objects and extract the primary keys and
* put them in the vector of "nested" rows.
*/
public void writeFromObjectIntoRow(Object object, AbstractRecord row, AbstractSession session) {
if (!isForeignKeyRelationship) {
return;
}
if (((getSourceForeignKeysToTargetKeys()) == null)
|| (getSourceForeignKeysToTargetKeys().size() == 0)) {
return;
}
if (this.isReadOnly()) {
return;
}
AbstractRecord referenceRow =
this.getIndirectionPolicy().extractReferenceRow(this.getAttributeValueFromObject(object));
if (referenceRow != null) {
// the reference objects have not been instantiated - use the value from the original row
if (getForeignKeyGroupingElement() != null) {
row.put(
this.getForeignKeyGroupingElement(),
referenceRow.getValues(this.getForeignKeyGroupingElement()));
} else if (getSourceForeignKeyFields().size() > 0) {
DatabaseField foreignKeyField = (DatabaseField) getSourceForeignKeyFields().get(0);
row.put(foreignKeyField, referenceRow.getValues(foreignKeyField));
}
return;
}
ContainerPolicy cp = this.getContainerPolicy();
// extract the keys from the objects
Object attributeValue = this.getRealCollectionAttributeValueFromObject(object, session);
Vector nestedRows = new Vector(cp.sizeFor(attributeValue));
if (getForeignKeyGroupingElement() != null) {
for (Object iter = cp.iteratorFor(attributeValue); cp.hasNext(iter); ) {
XMLRecord nestedRow =
this.extractKeyRowFromReferenceObject(cp.next(iter, session), session, (XMLRecord) row);
nestedRows.addElement(nestedRow);
}
row.add(this.getForeignKeyGroupingElement(), nestedRows);
} else {
DatabaseField singleField = (DatabaseField) getSourceForeignKeyFields().get(0);
DatabaseField pkField = (DatabaseField) getSourceForeignKeysToTargetKeys().get(singleField);
for (Object iter = cp.iteratorFor(attributeValue); cp.hasNext(iter); ) {
Object singleValue =
getReferenceDescriptor()
.getObjectBuilder()
.extractValueFromObjectForField(cp.next(iter, session), pkField, session);
row.add(singleField, singleValue);
}
}
}
/**
* INTERNAL: This row is built for shallow insert which happens in case of bidirectional inserts.
* The foreign keys must be set to null to avoid constraints.
*/
public void writeFromObjectIntoRowForShallowInsertWithChangeRecord(
ChangeRecord changeRecord, AbstractRecord row, AbstractSession session) {
if (isForeignKeyRelationship() && !isReadOnly()) {
if (getForeignKeyGroupingElement() != null) {
row.put(getForeignKeyGroupingElement(), null);
} else if (this.getSourceForeignKeyFields().size() > 0) {
row.put(getSourceForeignKeyFields().get(0), null);
}
} else {
super.writeFromObjectIntoRowForShallowInsertWithChangeRecord(changeRecord, row, session);
}
}
/** INTERNAL: Get a value from the object and set that in the respective field of the row. */
protected void writeFromNullObjectIntoRow(AbstractRecord record) {
if (isReadOnly()) {
return;
}
if (isForeignKeyRelationship()) {
Enumeration foreignKeys = getForeignKeyFields().elements();
while (foreignKeys.hasMoreElements()) {
record.put((DatabaseField) foreignKeys.nextElement(), null);
}
}
if (getTypeField() != null) {
record.put(getTypeField(), null);
}
}
/** INTERNAL: */
@Override
public void writeFromObjectIntoRow(
Object object, AbstractRecord row, AbstractSession session, WriteType writeType)
throws DescriptorException {
if (this.isReadOnly()) {
return;
}
Object attributeValue = this.getAttributeValueFromObject(object);
if (attributeValue == null) {
row.put(this.getField(), null);
return;
}
ContainerPolicy cp = this.getContainerPolicy();
Vector nestedRows = new Vector(cp.sizeFor(attributeValue));
Object iter = cp.iteratorFor(attributeValue);
if (null != iter) {
while (cp.hasNext(iter)) {
Object element = cp.next(iter, session);
// convert the value - if necessary
element =
convertObjectValueToDataValue(element, session, ((XMLRecord) row).getMarshaller());
if (element == null) {
XMLNullRepresentationType nullRepresentation =
getNullPolicy().getMarshalNullRepresentation();
if (nullRepresentation == XMLNullRepresentationType.XSI_NIL) {
nestedRows.add(XMLRecord.NIL);
} else if (nullRepresentation == XMLNullRepresentationType.EMPTY_NODE) {
Node emptyNode =
XPathEngine.getInstance()
.createUnownedElement(((XMLRecord) row).getDOM(), (XMLField) field);
DOMRecord nestedRow = new DOMRecord(emptyNode);
nestedRows.add(nestedRow);
}
} else {
nestedRows.addElement(buildCompositeRow(element, session, row, writeType));
}
}
}
Object fieldValue = null;
if (!nestedRows.isEmpty()) {
fieldValue =
this.getDescriptor()
.buildFieldValueFromNestedRows(nestedRows, getStructureName(), session);
}
row.put(this.getField(), fieldValue);
}
/** INTERNAL: Write the attribute value from the object to the row. */
public void writeFromObjectIntoRow(Object object, AbstractRecord row, AbstractSession session) {
// for each xmlField on this mapping
for (Iterator fieldIt = getFields().iterator(); fieldIt.hasNext(); ) {
XMLField xmlField = (XMLField) fieldIt.next();
ContainerPolicy cp = getContainerPolicy();
Object collection = getAttributeAccessor().getAttributeValueFromObject(object);
if (collection == null) {
return;
}
Object fieldValue;
Object objectValue;
String stringValue = "";
QName schemaType;
Object iterator = cp.iteratorFor(collection);
if (usesSingleNode()) {
while (cp.hasNext(iterator)) {
objectValue = cp.next(iterator, session);
fieldValue = buildFieldValue(objectValue, xmlField, session);
if (fieldValue != null) {
schemaType = getSchemaType(xmlField, fieldValue, session);
String newValue = getValueToWrite(schemaType, fieldValue, session);
if (newValue != null) {
stringValue += newValue;
if (cp.hasNext(iterator)) {
stringValue += SPACE;
}
}
}
}
if (!(stringValue.equals(""))) {
row.put(xmlField, stringValue);
}
} else {
ArrayList keyValues = new ArrayList();
while (cp.hasNext(iterator)) {
objectValue = cp.next(iterator, session);
fieldValue = buildFieldValue(objectValue, xmlField, session);
if (fieldValue != null) {
schemaType = getSchemaType(xmlField, fieldValue, session);
stringValue = getValueToWrite(schemaType, fieldValue, session);
// row.add(xmlField, stringValue);
keyValues.add(stringValue);
}
}
row.put(xmlField, keyValues);
}
}
}
/** INTERNAL: Write fields needed for insert into the template for with null values. */
public void writeInsertFieldsIntoRow(AbstractRecord record, AbstractSession session) {
if (isReadOnly()) {
return;
}
record.put(getField(), null);
}
/** PUBLIC: Add all of the elements. */
public void putAll(Map map) {
Iterator entriesIterator = map.entrySet().iterator();
while (entriesIterator.hasNext()) {
Map.Entry entry = (Map.Entry) entriesIterator.next();
put(entry.getKey(), entry.getValue());
}
}
/**
* INTERNAL: This row is built for shallow insert which happens in case of bidirectional inserts.
* The foreign keys must be set to null to avoid constraints.
*/
public void writeFromObjectIntoRowForShallowInsertWithChangeRecord(
ChangeRecord changeRecord, AbstractRecord record, AbstractSession session) {
if (isReadOnly()) {
return;
}
record.put(getField(), null);
}
/** INTERNAL: Get a value from the object and set that in the respective field of the row. */
@Override
public void writeFromObjectIntoRowForWhereClause(
ObjectLevelModifyQuery query, AbstractRecord record) {
if (isReadOnly()) {
return;
}
Object object;
if (query.isDeleteObjectQuery()) {
object = query.getObject();
} else {
object = query.getBackupClone();
}
Object referenceObject = getRealAttributeValueFromObject(object, query.getSession());
if (referenceObject == null) {
writeFromNullObjectIntoRow(record);
} else {
if (isForeignKeyRelationship()) {
Enumeration sourceFields = getForeignKeyFields().elements();
ClassDescriptor descriptor = query.getSession().getDescriptor(referenceObject.getClass());
while (sourceFields.hasMoreElements()) {
DatabaseField sourceKey = (DatabaseField) sourceFields.nextElement();
String targetQueryKey = (String) getSourceToTargetQueryKeyNames().get(sourceKey);
DatabaseField targetKeyField =
descriptor.getObjectBuilder().getFieldForQueryKeyName(targetQueryKey);
if (targetKeyField == null) {
throw DescriptorException.variableOneToOneMappingIsNotDefinedProperly(
this, descriptor, targetQueryKey);
}
Object referenceValue =
descriptor
.getObjectBuilder()
.extractValueFromObjectForField(
referenceObject, targetKeyField, query.getSession());
record.put(sourceKey, referenceValue);
}
}
if (getTypeField() != null) {
record.put(getTypeField(), getTypeForImplementor(referenceObject.getClass()));
}
}
}
/** INTERNAL: Get a value from the object and set that in the respective field of the row. */
public void writeFromObjectIntoRow(
Object object, AbstractRecord record, AbstractSession session) {
if (isReadOnly()) {
return;
}
Object referenceObject = getRealAttributeValueFromObject(object, session);
if (referenceObject == null) {
// Fix for 2730536, must put something in modify row, even if it is null.
record.put(getField(), null);
return;
}
Ref ref =
((ObjectRelationalDataTypeDescriptor) getReferenceDescriptor())
.getRef(referenceObject, session);
record.put(getField(), ref);
}
/**
* INTERNAL: Build and return the nested database row from the specified field value. The field
* value better be an Struct.
*/
public AbstractRecord buildNestedRowFromFieldValue(Object fieldValue) throws DatabaseException {
AbstractRecord row = new DatabaseRecord();
Object[] attributes = (Object[]) fieldValue;
for (int index = 0; index < getOrderedFields().size(); index++) {
DatabaseField field = (DatabaseField) getOrderedFields().elementAt(index);
row.put(field, attributes[index]);
}
return row;
}
/**
* INTERNAL: Get a value from the object and set that in the respective field of the row. If the
* mapping id target foreign key, you must only write the type into the roe, the rest will be
* updated when the object itself is written
*/
@Override
public void writeFromObjectIntoRowWithChangeRecord(
ChangeRecord changeRecord, AbstractRecord record, AbstractSession session) {
if (isReadOnly()) {
return;
}
ObjectChangeSet changeSet =
(ObjectChangeSet) ((ObjectReferenceChangeRecord) changeRecord).getNewValue();
if (changeSet == null) {
writeFromNullObjectIntoRow(record);
} else {
Object referenceObject = changeSet.getUnitOfWorkClone();
if (isForeignKeyRelationship()) {
Enumeration sourceFields = getForeignKeyFields().elements();
ClassDescriptor descriptor = session.getDescriptor(referenceObject.getClass());
while (sourceFields.hasMoreElements()) {
DatabaseField sourceKey = (DatabaseField) sourceFields.nextElement();
String targetQueryKey = (String) getSourceToTargetQueryKeyNames().get(sourceKey);
DatabaseField targetKeyField =
descriptor.getObjectBuilder().getFieldForQueryKeyName(targetQueryKey);
if (targetKeyField == null) {
throw DescriptorException.variableOneToOneMappingIsNotDefinedProperly(
this, descriptor, targetQueryKey);
}
Object referenceValue =
descriptor
.getObjectBuilder()
.extractValueFromObjectForField(referenceObject, targetKeyField, session);
record.put(sourceKey, referenceValue);
}
}
if (getTypeField() != null) {
record.put(getTypeField(), getTypeForImplementor(referenceObject.getClass()));
}
}
}
/** INTERNAL: Get a value from the object and set that in the respective field of the row. */
public void writeFromObjectIntoRowWithChangeRecord(
ChangeRecord changeRecord, AbstractRecord record, AbstractSession session) {
if (isReadOnly()) {
return;
}
ObjectChangeSet changeSet =
(ObjectChangeSet) ((ObjectReferenceChangeRecord) changeRecord).getNewValue();
Object referenceObject = changeSet.getUnitOfWorkClone();
if (referenceObject == null) {
return;
}
Ref ref =
((ObjectRelationalDataTypeDescriptor) getReferenceDescriptor())
.getRef(referenceObject, session);
record.put(getField(), ref);
}
/** Build a database row from the record returned from the interaction. */
public AbstractRecord buildRow(Record record, EISAccessor accessor) {
if (record == null) {
return null;
}
AbstractRecord row =
accessor.getEISPlatform().createDatabaseRowFromDOMRecord(record, this, accessor);
if (row == null) {
return null;
}
if (getOutputResultPath().length() > 0) {
row = (AbstractRecord) row.get(getOutputResultPath());
// Handle the case were the output row is mapped into a database row of values.
} else if (hasOutputArguments()) {
row = createXMLRecord(getOutputRootElementName());
for (int index = 0; index < getOutputArgumentNames().size(); index++) {
DatabaseField field = (DatabaseField) getOutputArguments().get(index);
row.put(field, row.get(getOutputArgumentNames().get(index)));
}
}
return row;
}
public void writeFromObjectIntoRow(Object object, AbstractRecord row, AbstractSession session) {
XMLRecord record = (XMLRecord) row;
XMLMarshaller marshaller = record.getMarshaller();
Object attributeValue = getAttributeValueFromObject(object);
ContainerPolicy cp = this.getContainerPolicy();
Vector elements = new Vector(cp.sizeFor(attributeValue));
XMLField field = (XMLField) getField();
NamespaceResolver resolver = field.getNamespaceResolver();
boolean isAttribute = field.getLastXPathFragment().isAttribute();
String prefix = null;
XMLField includeField = null;
if (!isAttribute) {
if (record.isXOPPackage() && !isSwaRef() && !shouldInlineBinaryData()) {
field = (XMLField) getField();
// If the field's resolver is non-null and has an entry for XOP,
// use it - otherwise, create a new resolver, set the XOP entry,
// on it, and use it instead.
// We do this to avoid setting the XOP namespace declaration on
// a given field or descriptor's resolver, as it is only required
// on the current element
if (resolver != null) {
prefix = resolver.resolveNamespaceURI(XMLConstants.XOP_URL);
}
if (prefix == null) {
prefix = XMLConstants.XOP_PREFIX; // "xop";
resolver = new NamespaceResolver();
resolver.put(prefix, XMLConstants.XOP_URL);
}
includeField = new XMLField(prefix + XMLConstants.COLON + INCLUDE + "/@href");
includeField.setNamespaceResolver(resolver);
}
}
XMLField textField = new XMLField(field.getXPath() + '/' + XMLConstants.TEXT);
textField.setNamespaceResolver(field.getNamespaceResolver());
textField.setSchemaType(field.getSchemaType());
// field = textField;
boolean inline = false;
for (Object iter = cp.iteratorFor(attributeValue); cp.hasNext(iter); ) {
Object element = cp.next(iter, session);
element = getValueToWrite(element, object, record, field, includeField, session);
if (element.getClass() == ClassConstants.ABYTE) {
inline = true;
}
if (element != null) {
elements.addElement(element);
}
}
Object fieldValue = null;
if (!elements.isEmpty()) {
fieldValue =
this.getDescriptor()
.buildFieldValueFromDirectValues(elements, elementDataTypeName, session);
}
if (inline) {
row.put(textField, fieldValue);
} else {
row.put(field, fieldValue);
}
}