Struct blockchain::chain::SharedBackend

pub struct SharedBackend<Ba: Backend> { /* fields omitted */ }

A shared backend that also allows atomic import operation.

Methods

impl<Ba: Backend> SharedBackend<Ba>

pub fn new(backend: Ba) -> Self

Create a new shared backend.

pub fn read<'a>(&'a self) -> impl Deref<Target = Ba> + 'a

Return a read handle of the backend.

pub fn begin_import<'a, 'executor, E: BlockExecutor<Block = Ba::Block>>(
    &'a self,
    executor: &'executor E
) -> Importer<'a, 'executor, E, Ba> where
    Ba::State: AsExternalities<E::Externalities>, 

Begin an import operation, returns an importer.

Trait Implementations

impl<Ba: Backend> Clone for SharedBackend<Ba>

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.