Trait LruCacheEventListener 

pub trait LruCacheEventListener: Send + Sync {
    type K: LruKey;
    type T: LruValue;

    // Provided method
    fn on_release(&self, _key: Self::K, _value: Self::T) { ... }
}

Required Associated Types

type K: LruKey

type T: LruValue

Provided Methods

fn on_release(&self, _key: Self::K, _value: Self::T)

on_release is called when a cache entry is erased or evicted by a new inserted entry.

Note: on_release will not be triggered when the LruCache and its inner entries are dropped.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors