mapping.setConverter(new TypeStringConverter(this.typeHelper));
if (getXsdType() != null) {
((XMLField)mapping.getField()).setSchemaType(getXsdType());
}
nextProp.setXmlMapping(mapping);
nextProp.addMappingToOwner(true, -1);
} else if(nextProp.getName().equals("opposite")) {
} else {
nextProp.buildMapping(SDOConstants.SDO_URL);
}