DataObject addrStProperty = addressType.createDataObject("property");
addrStProperty.set("name", "addrSt");
addrStProperty.set("type", stringType);
// create a new Type for Customers
DataObject customerType = factory.create("commonj.sdo", "Type");
customerType.set("uri", "http://example.com/customer");
customerType.set("name", "Customer");
// create a customer number property
DataObject custNumProperty = customerType.createDataObject("property");