String instanceId = request.getParameter("InstanceId");
if (instanceId == null) {
throw new EC2ServiceException(ClientError.MissingParamter, "Missing required parameter - InstanceId");
}
GetPasswordDataResponse EC2Response = EC2SoapServiceImpl.toGetPasswordData(ServiceProvider.getInstance().getEC2Engine().getPasswordData(instanceId));
serializeResponse(response, EC2Response);
}