if (w3cAddressingEnabled && submissionAddressingEnabled) {
namespace.setValue(null);
boolean w3cAddressingRequired = addressing.required();
boolean submissionAddressingRequired = submissionAddressing.required();
if (w3cAddressingRequired || submissionAddressingRequired)
required.setValue(AddressingConstants.ADDRESSING_REQUIRED);
}
else if (w3cAddressingEnabled) {