exceptionUnmarshallers.add(new MessageRejectedExceptionUnmarshaller());
exceptionUnmarshallers.add(new StandardErrorUnmarshaller());
setEndpoint("email.us-east-1.amazonaws.com");
signer = new AWS3Signer();
HandlerChainFactory chainFactory = new HandlerChainFactory();
requestHandlers = Collections.synchronizedList(chainFactory.newRequestHandlerChain(
"/com/amazonaws/services/simpleemail/request.handlers"));
client = new HttpClient(clientConfiguration);