/**
* Return the JAXB mapping for the SDO property. They are matched on their XML schema
* representation.
*/
Mapping getJAXBMappingForProperty(SDOProperty sdoProperty) {
DatabaseMapping sdoMapping = sdoProperty.getXmlMapping();
XMLField field;
if (sdoMapping instanceof XMLObjectReferenceMapping) {
XMLObjectReferenceMapping referenceMapping = (XMLObjectReferenceMapping) sdoMapping;
field = (XMLField) referenceMapping.getFields().get(0);
} else {
field = (XMLField) sdoMapping.getField();
}
TreeObjectBuilder treeObjectBuilder = (TreeObjectBuilder) descriptor.getObjectBuilder();
XPathNode xPathNode = treeObjectBuilder.getRootXPathNode();
XPathFragment xPathFragment = field.getXPathFragment();
while (xPathNode != null && xPathFragment != null) {
if (xPathFragment.isAttribute()) {
if (sdoProperty.isMany()
&& !sdoProperty.isContainment()
&& !sdoProperty.getType().isDataType()) {
xPathFragment = null;
break;
}
Map attributeChildrenMap = xPathNode.getAttributeChildrenMap();
if (null == attributeChildrenMap) {
xPathNode = null;
} else {
xPathNode = (XPathNode) attributeChildrenMap.get(xPathFragment);
}
} else if (xPathFragment.nameIsText()) {
xPathNode = xPathNode.getTextNode();
} else {
Map nonAttributeChildrenMap = xPathNode.getNonAttributeChildrenMap();
if (null == nonAttributeChildrenMap) {
xPathNode = null;
} else {
xPathNode = (XPathNode) nonAttributeChildrenMap.get(xPathFragment);
}
}
xPathFragment = xPathFragment.getNextFragment();
if (xPathFragment != null && xPathFragment.nameIsText()) {
if (sdoProperty.isMany() && !sdoProperty.isContainment()) {
xPathFragment = null;
break;
}
}
}
if (null == xPathFragment && xPathNode != null) {
if (xPathNode.getNodeValue().isMappingNodeValue()) {
MappingNodeValue mappingNodeValue = (MappingNodeValue) xPathNode.getNodeValue();
return mappingNodeValue.getMapping();
}
}
throw SDOException.sdoJaxbNoMappingForProperty(sdoProperty.getName(), field.getXPath());
}
/** Get the value from the wrapped POJO, wrapping in DataObjects as necessary. */
public Object getDeclaredProperty(int propertyIndex) {
SDOProperty declaredProperty =
(SDOProperty) dataObject.getType().getDeclaredProperties().get(propertyIndex);
if (declaredProperty.getType().isChangeSummaryType()) {
return dataObject.getChangeSummary();
}
Mapping mapping = this.getJAXBMappingForProperty(declaredProperty);
Object value = mapping.getAttributeAccessor().getAttributeValueFromObject(entity);
if (declaredProperty.isMany()) {
JAXBListWrapper listWrapper = listWrappers.get(declaredProperty);
if (null != listWrapper) {
return listWrapper;
}
listWrapper = new JAXBListWrapper(this, declaredProperty);
listWrappers.put(declaredProperty, listWrapper);
return listWrapper;
} else if (null == value || declaredProperty.getType().isDataType()) {
return value;
} else {
if (declaredProperty.isContainment()) {
return jaxbHelperContext.wrap(value, declaredProperty, dataObject);
} else {
return jaxbHelperContext.wrap(value);
}
}
}
/**
* Returns true if the property is declared as an element in the XSD. Returns false if not known
* or for advanced cases. It is possible for both isAttribute and isElement to return false but
* they will not both return true.
*
* @param property to identify if an element.
* @return true if the property is declared as an element in the XSD.
*/
public boolean isElement(Property property) {
if (property == null) {
return false;
}
SDOProperty sdoProperty = (SDOProperty) property;
Object value = sdoProperty.get(SDOConstants.XMLELEMENT_PROPERTY);
if ((value != null) && value instanceof Boolean) {
return ((Boolean) value).booleanValue();
}
if ((sdoProperty.getOpposite() != null) && (sdoProperty.getOpposite().isContainment())) {
return false;
} else if (sdoProperty.isMany() || sdoProperty.isContainment() || sdoProperty.isNullable()) {
return true;
}
return false;
}
/**
* INTERNAL: Build the copy tree and cache all reachable DataObjects with their copy<br>
* Cache all non-containment properties - to be set after tree construction<br>
* Recurse the tree in preorder traversal (root, child1-n) Scope: We do not have to check the
* copyTree scope when iterating opposites since we will not enter any opposite property dataTree
* that is outside of the copyTree scope
*
* @param doMap (cache original -> copy DataObject instances to set non-containment properties
* after tree construction)
* @param ncPropMap (cache original DO:non-containment property values to be set after tree
* construction)
*/
private SDODataObject copyPrivate(
SDODataObject dataObject,
HashMap doMap, //
HashMap ncPropMap,
SDOChangeSummary cs)
throws IllegalArgumentException {
// check for null DataObject
if (null == dataObject) {
return null; // this is acceptable behavior
}
SDODataObject copy =
(SDODataObject)
getHelperContext() //
.getDataFactory()
.create(dataObject.getType().getURI(), dataObject.getType().getName());
// store current object for reference by the non-containment map
doMap.put(dataObject, copy);
List ocListOriginal = dataObject._getOpenContentProperties();
for (Iterator anOCIterator = ocListOriginal.iterator(); anOCIterator.hasNext(); ) {
copy.addOpenContentProperty((Property) anOCIterator.next());
}
List ocAttrsListOriginal = dataObject._getOpenContentPropertiesAttributes();
for (Iterator anOCAttrIterator = ocAttrsListOriginal.iterator(); anOCAttrIterator.hasNext(); ) {
copy.addOpenContentProperty((Property) anOCAttrIterator.next());
}
// start iterating all copy's properties
for (Iterator iterInstanceProperties = copy.getInstanceProperties().iterator();
iterInstanceProperties.hasNext(); ) {
SDOProperty eachProperty = (SDOProperty) iterInstanceProperties.next();
boolean isSet = isSet(dataObject, eachProperty, cs);
if (isSet) {
Object o = getValue(dataObject, eachProperty, cs);
if (eachProperty.getType().isDataType()) {
if (!eachProperty.getType().isChangeSummaryType()) {
/**
* ChangeSummaries must be cleared with logging set to the original state without
* creating oldSettings. The logging flag from the original will be set on the copy
* after this copy call completes and gets set on its container. The cs is off by
* default in the copy object. updateSequence flag is false - we will populate the
* sequence in order after subtree creation
*/
copy.setInternal(eachProperty, o, false);
}
} else {
// case matrix for containment and opposite combinations
// cont=false, opp=false -> unidirectional
// cont=false, opp=true -> bidirectional
// cont=true, opp=false -> normal containment
// cont=true, opp=true -> bidirectional
if (eachProperty.isContainment()) {
// process containment properties (normal, half of bidirectionals)
copyContainmentPropertyValue(copy, eachProperty, o, doMap, ncPropMap, cs);
} else {
// copy non-containment do (not properties (unidirectional, half of bidirectionals))
// copyPropertyValue(dataObject, copy, eachProperty, o, copyRoot, doMap);
// cacheNContainmentPropertyValue(copy, eachProperty, o, doMap, ncPropMap);
// store non-containment properties
ArrayList anArray = (ArrayList) ncPropMap.get(dataObject);
if (anArray == null) {
anArray = new ArrayList();
anArray.add(eachProperty);
// store property array into the map for the first time
ncPropMap.put(dataObject, anArray);
} else {
// add to existing array of nc properties in the map
anArray.add(eachProperty);
}
}
}
}
}
// sequences will not be processed until the entire tree is copied so we can resolve any
// reference relationships
return copy;
}
