SOAPEnvelope envelope = soapPart.getEnvelope();
envelope.addNamespaceDeclaration("cwmp", "http://cwmp.com");
SOAPBody body = envelope.getBody();
SOAPFault soapFault = body.addFault();
soapFault.addFaultReasonText("myReason", new Locale("en"));
soapFault.addFaultReasonText("de-myReason", new Locale("de"));
soapFault.addFaultReasonText("si-myReason", new Locale("si"));
soapMessage.saveChanges();
Iterator reasonTexts = soapFault.getFaultReasonTexts();
while (reasonTexts.hasNext()) {
String reasonText = (String)reasonTexts.next();