}
// -> execute the request
EC2Engine engine = ServiceProvider.getInstance().getEC2Engine();
DescribeSecurityGroupsResponse EC2response = EC2SoapServiceImpl.toDescribeSecurityGroupsResponse(engine.describeSecurityGroups(EC2request));
serializeResponse(response, EC2response);
}
private void describeInstanceAttribute(HttpServletRequest request, HttpServletResponse response) throws ADBException, XMLStreamException, IOException {
EC2DescribeInstances EC2request = new EC2DescribeInstances();