// -> are there any filters with this request?
EC2Filter[] filterSet = extractFilters(request);
if (null != filterSet) {
EC2InstanceFilterSet ifs = new EC2InstanceFilterSet();
for (int i = 0; i < filterSet.length; i++)
ifs.addFilter(filterSet[i]);
EC2request.setFilterSet(ifs);
}
// -> execute the request
EC2Engine engine = ServiceProvider.getInstance().getEC2Engine();