private void describeSecurityGroups( HttpServletRequest request, HttpServletResponse response )
throws ADBException, XMLStreamException, IOException
{
EC2DescribeSecurityGroups EC2request = new EC2DescribeSecurityGroups();
// -> load in all the "GroupName.n" parameters if any
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 );
if (null != filterSet) {
EC2GroupFilterSet gfs = new EC2GroupFilterSet();
for (EC2Filter filter : filterSet) gfs.addFilter( filter );
EC2request.setFilterSet( gfs );
}
// -> execute the request
EC2Engine engine = ServiceProvider.getInstance().getEC2Engine();