protected DocumentType recomputeDocumentType(
String name, Set<String> stack, Map<String, DocumentTypeDescriptor> dtds) {
DocumentTypeImpl docType = documentTypes.get(name);
if (docType != null) {
// already done
return docType;
}
if (stack.contains(name)) {
log.error("Document type: " + name + " used in parent inheritance loop: " + stack);
return null;
}
DocumentTypeDescriptor dtd = dtds.get(name);
if (dtd == null) {
log.error("Document type: " + name + " does not exist, used as parent by type: " + stack);
return null;
}
// find and recompute the parent first
DocumentType parent;
String parentName = dtd.superTypeName;
if (parentName == null) {
parent = null;
} else {
parent = documentTypes.get(parentName);
if (parent == null) {
stack.add(name);
parent = recomputeDocumentType(parentName, stack, dtds);
stack.remove(name);
}
}
// what it extends
for (Type p = parent; p != null; p = p.getSuperType()) {
Set<String> set = documentTypesExtending.get(p.getName());
set.add(name);
}
return recomputeDocumentType(name, dtd, parent);
}
protected void registerType(Type type) {
types.put(type.getName(), type);
}
