public static TypeCode getUnionTypeCode(ORB orb,
Object obj,
CorbaTypeMap typeMap,
Stack<QName> seenTypes) {
Union unionType = (Union)obj;
if (seenTypes.contains(new QName(unionType.getName()))) {
return orb.create_recursive_tc(unionType.getRepositoryID());
} else {
seenTypes.push(new QName(unionType.getName()));
TypeCode discTC = getTypeCode(orb, unionType.getDiscriminator(), typeMap, seenTypes);
Map<String, UnionMember> members = new LinkedHashMap<String, UnionMember>();
List<Unionbranch> branches = unionType.getUnionbranch();
for (Iterator<Unionbranch> branchIter = branches.iterator(); branchIter.hasNext();) {
Unionbranch branch = branchIter.next();
List<CaseType> cases = branch.getCase();
for (Iterator<CaseType> caseIter = cases.iterator(); caseIter.hasNext();) {
CaseType cs = caseIter.next();
if (!members.containsKey(cs.getLabel())) {
UnionMember member = new UnionMember();
member.name = branch.getName();
member.type = getTypeCode(orb, branch.getIdltype(), typeMap, seenTypes);
member.label = orb.create_any();
// We need to insert the labels in a way that depends on the type of the
// discriminator. According to the CORBA specification, the following types
// are permissable as discriminator types:
// * signed & unsigned short
// * signed & unsigned long
// * signed & unsigned long long
// * char
// * boolean
// * enum
switch (discTC.kind().value()) {
case TCKind._tk_short:
member.label.insert_short(Short.parseShort(cs.getLabel()));
break;
case TCKind._tk_ushort:
member.label.insert_ushort(Short.parseShort(cs.getLabel()));
break;
case TCKind._tk_long:
member.label.insert_long(Integer.parseInt(cs.getLabel()));
break;
case TCKind._tk_ulong:
member.label.insert_ulong(Integer.parseInt(cs.getLabel()));
break;
case TCKind._tk_longlong:
member.label.insert_longlong(Long.parseLong(cs.getLabel()));
break;
case TCKind._tk_ulonglong:
member.label.insert_ulonglong(Long.parseLong(cs.getLabel()));
break;
case TCKind._tk_char:
member.label.insert_char(cs.getLabel().charAt(0));
break;
case TCKind._tk_boolean:
member.label.insert_boolean(Boolean.parseBoolean(cs.getLabel()));
break;
case TCKind._tk_enum:
org.omg.CORBA.portable.OutputStream out =
member.label.create_output_stream();
Enum enumVal = (Enum)getCorbaType(unionType.getDiscriminator(), typeMap);
List<Enumerator> enumerators = enumVal.getEnumerator();
for (int i = 0; i < enumerators.size(); ++i) {
Enumerator e = enumerators.get(i);
if (e.getValue().equals(cs.getLabel())) {
out.write_long(i);
}
}
member.label.read_value(out.create_input_stream(), discTC);
break;
default:
throw new CorbaBindingException("Unsupported discriminator type");
}
// Some orbs are strict on how the case labels are stored for
// each member. So we can't
// simply insert the labels as strings
members.put(cs.getLabel(), member);
}
}
}
seenTypes.pop();
return orb.create_union_tc(unionType.getRepositoryID(),
getTypeCodeName(unionType.getName()),
discTC,
(UnionMember[])members.values().toArray(
new UnionMember[members.size()]));
}
}