_context.setServerClasses(server_classes);
if(log.isDebugEnabled())
log.debug("Configure: "+jetty);
XmlConfiguration jetty_config=new XmlConfiguration(jetty.getURL());
jetty_config.configure(getWebApplicationContext());
}
finally
{
if (_context.getServerClasses()==server_classes)
_context.setServerClasses(old_server_classes);