Enumeration<?> names = request.getParameterNames();
while( names.hasMoreElements()) {
String key = (String)names.nextElement();
if (key.startsWith("GroupName")) {
String[] value = request.getParameterValues( key );
if (null != value && 0 < value.length) EC2request.addGroupName( value[0] );
}
}
// -> are there any filters with this request?
EC2Filter[] filterSet = extractFilters( request );