QName qnameAttachment = new QName("urn:EchoAttachmentsService", "DataHandler");
call.addSerializer(attachments[0].getClass(),//Add serializer for attachment.
qnameAttachment,
new JAFDataHandlerSerializer());
call.addDeserializerFactory(qnameAttachment, attachments[0].getClass(),
JAFDataHandlerDeserializer.getFactory());
call.addParameter( "source", XMLType.SOAP_ARRAY , // new XMLType(qnameAttachment),