//! The backend module defines the trait that a backend must implement in order
//! to be forwarded stats from capella.
#![deny(missing_docs)]usecache::CapellaCache;/// Backend defines a generic backend that can be forwarded metrics from capella.
pubtraitBackend{/// Flush metrics accepts a `CapellaCache` type and forwards it to the backend that
/// implements it.
fnpurge_metrics(&self, cache:&mut CapellaCache);}