Trait sc_rpc_api::offchain::OffchainApi

pub trait OffchainApi: Sized + Send + Sync + 'static {
    fn set_local_storage(
        &self, 
        kind: StorageKind, 
        key: Bytes, 
        value: Bytes
    ) -> Result<()>;
    fn get_local_storage(
        &self, 
        kind: StorageKind, 
        key: Bytes
    ) -> Result<Option<Bytes>>;

    fn to_delegate<M: Metadata>(self) -> IoDelegate<Self, M> { ... }
}

Substrate offchain RPC API

Required methods

fn set_local_storage(
    &self,
    kind: StorageKind,
    key: Bytes,
    value: Bytes
) -> Result<()>

Set offchain local storage under given key and prefix.

fn get_local_storage(
    &self,
    kind: StorageKind,
    key: Bytes
) -> Result<Option<Bytes>>

Get offchain local storage under given key and prefix.

Provided methods

fn to_delegate<M: Metadata>(self) -> IoDelegate<Self, M>

Create an IoDelegate, wiring rpc calls to the trait methods.

Implementors