// Unset removed connection permissions
String[] remove_connection_permission = request.getParameterValues("-connection");
if (remove_connection_permission != null) {
for (String str : remove_connection_permission)
user.removePermission(parseConnectionPermission(str));
}
// Unset removed connection group permissions
String[] remove_connection_group_permission = request.getParameterValues("-connection-group");
if (remove_connection_group_permission != null) {