Struct sc_rpc::chain::Chain

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

Chain API with subscriptions support.

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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,

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

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

Get header and body of a block.
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fn block_hash( &self, number: Option<ListOrValue<NumberOrHex>> ) -> RpcResult<ListOrValue<Option<Block::Hash>>>

Get hash of the n-th block in the canon chain. Read more
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fn finalized_head(&self) -> RpcResult<Block::Hash>

Get hash of the last finalized block in the canon chain.
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fn subscribe_all_heads(&self, sink: SubscriptionSink) -> SubscriptionResult

All head subscription.
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fn subscribe_new_heads(&self, sink: SubscriptionSink) -> SubscriptionResult

New head subscription.
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fn subscribe_finalized_heads( &self, sink: SubscriptionSink ) -> SubscriptionResult

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

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

Auto Trait Implementations§

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impl<Block, Client> !RefUnwindSafe for Chain<Block, Client>

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impl<Block, Client> Send for Chain<Block, Client>

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impl<Block, Client> Sync for Chain<Block, Client>

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impl<Block, Client> Unpin for Chain<Block, Client>

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impl<Block, Client> !UnwindSafe for Chain<Block, Client>

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Any for Twhere T: Any,

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fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>

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fn type_name(&self) -> &'static str

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impl<T> AnySync for Twhere T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send + 'static>

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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CheckedConversion for T

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fn checked_from<T>(t: T) -> Option<Self>where Self: TryFrom<T>,

Convert from a value of T into an equivalent instance of Option<Self>. Read more
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fn checked_into<T>(self) -> Option<T>where Self: TryInto<T>,

Consume self to return Some equivalent value of Option<T>. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, Outer> IsWrappedBy<Outer> for Twhere Outer: AsRef<T> + AsMut<T> + From<T>, T: From<Outer>,

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fn from_ref(outer: &Outer) -> &T

Get a reference to the inner from the outer.

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fn from_mut(outer: &mut Outer) -> &mut T

Get a mutable reference to the inner from the outer.

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impl<T> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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Dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same<T> for T

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type Output = T

Should always be Self
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fn saturated_from<T>(t: T) -> Selfwhere Self: UniqueSaturatedFrom<T>,

Convert from a value of T into an equivalent instance of Self. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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Performs the conversion.
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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<S, T> UncheckedInto<T> for Swhere T: UncheckedFrom<S>,

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fn unchecked_into(self) -> T

The counterpart to unchecked_from.
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impl<T, S> UniqueSaturatedInto<T> for Swhere T: Bounded, S: TryInto<T>,

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Consume self to return an equivalent value of T.
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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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