Trait sp_offchain::OffchainWorkerApi

pub trait OffchainWorkerApi<Block: BlockT>: Core<Block> {
    fn offchain_worker_before_version_2(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>, 
        number: NumberFor<Block>
    ) -> Result<(), ApiError> { ... }
    fn offchain_worker_before_version_2_with_context(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>, 
        context: ExecutionContext, 
        number: NumberFor<Block>
    ) -> Result<(), ApiError> { ... }
    fn offchain_worker(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>, 
        header: &Block::Header
    ) -> Result<(), ApiError> { ... }
    fn offchain_worker_with_context(
        &self, 
        __runtime_api_at_param__: &BlockId<Block>, 
        context: ExecutionContext, 
        header: &Block::Header
    ) -> Result<(), ApiError> { ... }
}

The offchain worker api.

Provided methods

fn offchain_worker_before_version_2(
    &self,
    __runtime_api_at_param__: &BlockId<Block>,
    number: NumberFor<Block>
) -> Result<(), ApiError>

👎 Deprecated

Starts the off-chain task for given block number.

fn offchain_worker_before_version_2_with_context(
    &self,
    __runtime_api_at_param__: &BlockId<Block>,
    context: ExecutionContext,
    number: NumberFor<Block>
) -> Result<(), ApiError>

👎 Deprecated

Starts the off-chain task for given block number.

fn offchain_worker(
    &self,
    __runtime_api_at_param__: &BlockId<Block>,
    header: &Block::Header
) -> Result<(), ApiError>

Starts the off-chain task for given block header.

fn offchain_worker_with_context(
    &self,
    __runtime_api_at_param__: &BlockId<Block>,
    context: ExecutionContext,
    header: &Block::Header
) -> Result<(), ApiError>

Starts the off-chain task for given block header.

Trait Implementations

impl<Block: BlockT> RuntimeApiInfo for dyn OffchainWorkerApi<Block>

const ID: [u8; 8]

The identifier of the runtime api.

const VERSION: u32

The version of the runtime api.

Implementors

impl<__SR_API_BLOCK__: BlockT + UnwindSafe + RefUnwindSafe, RuntimeApiImplCall: CallApiAt<__SR_API_BLOCK__> + 'static> OffchainWorkerApi<__SR_API_BLOCK__> for RuntimeApiImpl<__SR_API_BLOCK__, RuntimeApiImplCall> where     RuntimeApiImplCall::StateBackend: StateBackend<HashFor<__SR_API_BLOCK__>>,     <__SR_API_BLOCK__ as BlockT>::Header: UnwindSafe + RefUnwindSafe,     __SR_API_BLOCK__::Header: UnwindSafe + RefUnwindSafe,

impl<__SR_API_BLOCK__: BlockT + UnwindSafe + RefUnwindSafe, RuntimeApiImplCall: CallApiAt<__SR_API_BLOCK__> + 'static> OffchainWorkerApi<__SR_API_BLOCK__> for RuntimeApiImpl<__SR_API_BLOCK__, RuntimeApiImplCall> where     RuntimeApiImplCall::StateBackend: StateBackend<HashFor<__SR_API_BLOCK__>>,     <__SR_API_BLOCK__ as BlockT>::Header: UnwindSafe + RefUnwindSafe,     __SR_API_BLOCK__::Header: UnwindSafe + RefUnwindSafe,

impl<__SR_API_BLOCK__: BlockT + UnwindSafe + RefUnwindSafe, RuntimeApiImplCall: CallApiAt<__SR_API_BLOCK__> + 'static> OffchainWorkerApi<__SR_API_BLOCK__> for RuntimeApiImpl<__SR_API_BLOCK__, RuntimeApiImplCall> where     RuntimeApiImplCall::StateBackend: StateBackend<HashFor<__SR_API_BLOCK__>>,     <__SR_API_BLOCK__ as BlockT>::Header: UnwindSafe + RefUnwindSafe,     __SR_API_BLOCK__::Header: UnwindSafe + RefUnwindSafe,