exceptionUnmarshallers.add(new StandardErrorUnmarshaller());
setEndpoint("autoscaling.amazonaws.com");
signer = new QueryStringSigner();
HandlerChainFactory chainFactory = new HandlerChainFactory();
requestHandlers = Collections.synchronizedList(chainFactory.newRequestHandlerChain(
"/com/amazonaws/services/autoscaling/request.handlers"));
client = new HttpClient(clientConfiguration);
}