if (node.getReturnType() != null) {
rType = createSequenceType(node.getReturnType());
}
Pair<QName, SequenceType> paramTypes[] = new Pair[node.getParameters().size()];
for (int i = 0; i < paramTypes.length; ++i) {
ParamNode pNode = node.getParameters().get(i);
QName pName = createQName(pNode.getName());
SequenceType pType = SequenceType.create(AnyItemType.INSTANCE, Quantifier.QUANT_STAR);
if (pNode.getType() != null) {
pType = createSequenceType(pNode.getType());
}
paramTypes[i] = Pair.<QName, SequenceType> of(pName, pType);
}
Signature sign = new Signature(rType, paramTypes);
Function f = external ? new ExternalFunction(name, sign) : new UserDefinedXQueryFunction(name,