volo-thrift 0.12.5

Thrift RPC framework implementation of volo.
Documentation 
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//! MakeTransport with pool

use motore::service::UnaryService;

use super::{Key, Pool, Poolable, Pooled, Ver};

// pooled make transport wrap the inner MakeTransport and return the pooled transport
// when call make_transport
pub struct PooledMakeTransport<MT, K: Key>
where
    MT: UnaryService<K>,
    <MT as UnaryService<K>>::Response: Poolable,
{
    pub(crate) inner: MT,
    pub(crate) pool: Pool<K, MT::Response>,
}

impl<MT, K: Key> Clone for PooledMakeTransport<MT, K>
where
    MT: Clone,
    MT: UnaryService<K>,
    <MT as UnaryService<K>>::Response: Poolable,
{
    fn clone(&self) -> Self {
        PooledMakeTransport {
            inner: self.inner.clone(),
            pool: self.pool.clone(),
        }
    }
}

impl<MT, K: Key> PooledMakeTransport<MT, K>
where
    MT: UnaryService<K>,
    MT::Response: Poolable + Send + 'static,
{
    pub fn new(inner: MT, cfg: Option<super::Config>) -> Self {
        Self {
            inner,
            pool: Pool::new(cfg),
        }
    }
}

impl<MT, K: Key> UnaryService<(K, Ver)> for PooledMakeTransport<MT, K>
where
    MT: UnaryService<K> + Send + Clone + 'static + Sync,
    MT::Response: Poolable + Send,
    MT::Error: Into<crate::ClientError> + Send,
{
    type Response = Pooled<K, MT::Response>;

    type Error = crate::ClientError;

    async fn call(&self, kv: (K, Ver)) -> Result<Self::Response, Self::Error> {
        let mt = self.inner.clone();
        self.pool.get(kv.0, kv.1, mt).await
    }
}