Struct sc_rpc::chain::Chain

pub struct Chain<Block: BlockT, Client> { /* private fields */ }

Chain API with subscriptions support.

Trait Implementations

impl<Block, Client> ChainApiServer<<<Block as Block>::Header as Header>::Number, <Block as Block>::Hash, <Block as Block>::Header, SignedBlock<Block>> for Chain<Block, Client>where
    Block: BlockT + 'static,
    Block::Header: Unpin,
    Client: HeaderBackend<Block> + BlockchainEvents<Block> + 'static,

fn header(&self, hash: Option<Block::Hash>) -> RpcResult<Option<Block::Header>>

Get header.

fn block(
    &self,
    hash: Option<Block::Hash>
) -> RpcResult<Option<SignedBlock<Block>>>

Get header and body of a relay chain block.

fn block_hash(
    &self,
    number: Option<ListOrValue<NumberOrHex>>
) -> RpcResult<ListOrValue<Option<Block::Hash>>>

Get hash of the n-th block in the canon chain.

fn finalized_head(&self) -> RpcResult<Block::Hash>

Get hash of the last finalized block in the canon chain.

fn subscribe_all_heads(&self, sink: SubscriptionSink) -> SubscriptionResult

All head subscription.

fn subscribe_new_heads(&self, sink: SubscriptionSink) -> SubscriptionResult

New head subscription.

fn subscribe_finalized_heads(&self, sink: SubscriptionSink) -> SubscriptionResult

Finalized head subscription.

fn into_rpc(self) -> RpcModule<Self>where
    Number: 'static + Send + Sync,
    Hash: 'static + Send + Sync + DeserializeOwned + Serialize,
    Header: 'static + Send + Sync + Serialize,
    SignedBlock: 'static + Send + Sync + Serialize,

Collects all the methods and subscriptions defined in the trait and adds them into a single RpcModule.