Trait Storage

pub trait Storage<S: StoreParams>:
    Send
    + Sync
    + 'static {
    type Subscription: Stream<Item = StorageEvent> + Send + Unpin;

    // Required methods
    fn contains(&self, cid: &Cid) -> Result<bool>;
    fn get(&self, cid: &Cid) -> Result<Option<Vec<u8>>>;
    fn insert(&self, block: &Block<S>) -> Result<()>;
    fn alias<'life0, 'life1, 'async_trait, T>(
        &'life0 self,
        alias: T,
        cid: Option<&'life1 Cid>,
    ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
       where T: 'async_trait + AsRef<[u8]> + Send + Sync,
             Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn resolve<T: AsRef<[u8]> + Send + Sync>(
        &self,
        alias: T,
    ) -> Result<Option<Cid>>;
    fn pinned<'life0, 'life1, 'async_trait>(
        &'life0 self,
        cid: &'life1 Cid,
    ) -> Pin<Box<dyn Future<Output = Result<Option<bool>>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn subscribe(&self) -> Self::Subscription;
}

Required Associated Types

type Subscription: Stream<Item = StorageEvent> + Send + Unpin

Required Methods

fn contains(&self, cid: &Cid) -> Result<bool>

fn get(&self, cid: &Cid) -> Result<Option<Vec<u8>>>

fn insert(&self, block: &Block<S>) -> Result<()>

fn alias<'life0, 'life1, 'async_trait, T>( &'life0 self, alias: T, cid: Option<&'life1 Cid>, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>

where T: 'async_trait + AsRef<[u8]> + Send + Sync, Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn resolve<T: AsRef<[u8]> + Send + Sync>(&self, alias: T) -> Result<Option<Cid>>

fn pinned<'life0, 'life1, 'async_trait>( &'life0 self, cid: &'life1 Cid, ) -> Pin<Box<dyn Future<Output = Result<Option<bool>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn subscribe(&self) -> Self::Subscription

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors