/**
* @see
* org.kuali.rice.krad.service.PersistenceStructureService#getBusinessObjectAttributeClass(java.lang.Class,
* java.lang.String)
*/
public Class<? extends PersistableBusinessObjectExtension> getBusinessObjectAttributeClass(
Class<? extends PersistableBusinessObject> clazz, String attributeName) {
String baseAttributeName = attributeName;
String subAttributeString = null;
if (attributeName.contains(".")) {
baseAttributeName = attributeName.substring(0, attributeName.indexOf('.'));
subAttributeString = attributeName.substring(attributeName.indexOf('.') + 1);
}
// Legacy OJB
Class attributeClassLegacy = null;
ClassDescriptor classDescriptor = null;
try {
classDescriptor = this.getClassDescriptor(clazz);
} catch (ClassNotPersistableException e) {
LOG.warn("Class descriptor for " + clazz.getName() + "was not found");
}
ObjectReferenceDescriptor refDescriptor = null;
if (classDescriptor != null) {
refDescriptor = classDescriptor.getObjectReferenceDescriptorByName(baseAttributeName);
}
if (refDescriptor != null) {
attributeClassLegacy = refDescriptor.getItemClass();
}
// recurse if necessary
if (subAttributeString != null) {
attributeClassLegacy =
getBusinessObjectAttributeClass(attributeClassLegacy, subAttributeString);
}
return attributeClassLegacy;
}
@Override
public List<DataObjectRelationship> getRelationshipsTo(Class persistableClass)
throws ClassNotPersistableException {
if (!isPersistable(persistableClass)) {
throw new ClassNotPersistableException(persistableClass.getName() + " is not persistable");
}
final List<DataObjectRelationship> relationships = new ArrayList<>();
@SuppressWarnings("unchecked")
final Set<Map.Entry<String, ClassDescriptor>> entries =
(Set<Map.Entry<String, ClassDescriptor>>)
getDescriptorRepository().getDescriptorTable().entrySet();
for (Map.Entry<String, ClassDescriptor> entry : entries) {
@SuppressWarnings("unchecked")
final Collection<ObjectReferenceDescriptor> references =
entry.getValue().getObjectReferenceDescriptors();
if (references != null) {
for (ObjectReferenceDescriptor reference : references) {
if (reference.getItemClass().equals(persistableClass)) {
final DataObjectRelationship relationship =
new DataObjectRelationship(
entry.getValue().getClassOfObject(),
reference.getAttributeName(),
reference.getItemClass());
final Map<String, String> pToC = new HashMap<>();
for (int i = 0; i < reference.getForeignKeyFields().size(); i++) {
final String fkField = (String) reference.getForeignKeyFields().get(i);
pToC.put(
fkField,
getDescriptorRepository()
.getDescriptorFor(reference.getItemClass())
.getPkFields()[i]
.getAttributeName());
}
relationship.setParentToChildReferences(pToC);
relationships.add(relationship);
}
}
}
}
return relationships;
}