Trait web3::BatchTransport

pub trait BatchTransport: Transport {
    type Batch: Future<Item = Vec<Result<Value, Error>>, Error = Error>;
    fn send_batch<T>(&self, requests: T) -> Self::Batch
    where
        T: IntoIterator<Item = (RequestId, Call)>;
}

A transport implementation supporting batch requests.

Associated Types

type Batch: Future<Item = Vec<Result<Value, Error>>, Error = Error>

The type of future this transport returns when a call is made.

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Required methods

fn send_batch<T>(&self, requests: T) -> Self::Batch where
    T: IntoIterator<Item = (RequestId, Call)>, 

Sends a batch of prepared RPC calls.

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Implementors

impl BatchTransport for Http

type Batch = FetchTask<fn(_: Chunk) -> Result<Vec<Result<Value>>>>

fn send_batch<T>(&self, requests: T) -> Self::Batch where
    T: IntoIterator<Item = (RequestId, Call)>, 

impl BatchTransport for Ipc

type Batch = IpcTask<fn(_: Vec<Result<Value>>) -> Result<Vec<Result<Value>>>>

fn send_batch<T>(&self, requests: T) -> Self::Batch where
    T: IntoIterator<Item = (RequestId, Call)>, 

impl BatchTransport for WebSocket

type Batch = WsTask<fn(_: Vec<Result<Value>>) -> Result<Vec<Result<Value>>>>

fn send_batch<T>(&self, requests: T) -> Self::Batch where
    T: IntoIterator<Item = (RequestId, Call)>, 

impl<A, B, ABatch, BBatch> BatchTransport for EitherTransport<A, B> where
    A: BatchTransport<Batch = ABatch>,
    B: BatchTransport<Batch = BBatch>,
    A::Out: 'static,
    B::Out: 'static,
    ABatch: Future<Item = Vec<Result<Value, Error>>, Error = Error> + 'static,
    BBatch: Future<Item = Vec<Result<Value, Error>>, Error = Error> + 'static, 

type Batch = Box<dyn Future<Item = Vec<Result<Value, Error>>, Error = Error>>

fn send_batch<T>(&self, requests: T) -> Self::Batch where
    T: IntoIterator<Item = (RequestId, Call)>, 

impl<X, T: ?Sized> BatchTransport for X where
    T: BatchTransport,
    X: Deref<Target = T>,
    X: Debug,
    X: Clone, 

type Batch = T::Batch

fn send_batch<I>(&self, requests: I) -> Self::Batch where
    I: IntoIterator<Item = (RequestId, Call)>, 

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