Struct sc_light::backend::ImportOperation

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pub struct ImportOperation<Block: BlockT, S> { /* private fields */ }

Expand description

Light block (header and justification) import operation.

Trait Implementations

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impl<S, Block> BlockImportOperation<Block> for ImportOperation<Block, S> where
 Block: BlockT,
 S: BlockchainStorage<Block>,
 Block::Hash: Ord,

type State = GenesisOrUnavailableState<HashFor<Block>>

Associated state backend type.

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fn state(&self) -> ClientResult<Option<&Self::State>>

Returns pending state. Read more

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fn set_block_data(
 &mut self,
 header: Block::Header,
 _body: Option<Vec<Block::Extrinsic>>,
 _justification: Option<Justification>,
 state: NewBlockState
) -> ClientResult<()>

Append block data to the transaction.

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fn update_cache(&mut self, cache: HashMap<Id, Vec<u8>>)

Update cached data.

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fn update_db_storage(
&mut self,
_update: <Self::State as StateBackend<HashFor<Block>>>::Transaction
) -> ClientResult<()>

Inject storage data into the database.

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fn update_changes_trie(
&mut self,
_update: ChangesTrieTransaction<HashFor<Block>, NumberFor<Block>>
) -> ClientResult<()>

Inject changes trie data into the database.

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fn reset_storage(&mut self, input: Storage) -> ClientResult<Block::Hash>

Inject storage data into the database replacing any existing data.

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fn insert_aux(&mut self, ops: I) -> ClientResult<()> where
I: IntoIterator<Item = (Vec<u8>, Option<Vec<u8>>)>,

Insert auxiliary keys. Read more

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fn update_storage(
 &mut self,
 _update: StorageCollection,
 _child_update: ChildStorageCollection
) -> ClientResult<()>

Set storage changes.

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fn mark_finalized(
 &mut self,
 block: BlockId<Block>,
 _justification: Option<Justification>
) -> ClientResult<()>

Mark a block as finalized.

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fn mark_head(&mut self, block: BlockId<Block>) -> ClientResult<()>

Mark a block as new head. If both block import and set head are specified, set head overrides block import’s best block rule. Read more

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fn update_offchain_storage(
&mut self,
_offchain_update: Vec<((Vec<u8, Global>, Vec<u8, Global>), OffchainOverlayedChange ), Global>
) -> Result<(), Error>

Write offchain storage changes to the database.

Auto Trait Implementations

impl<Block, S> RefUnwindSafe for ImportOperation<Block, S> where
 S: RefUnwindSafe,
 <Block as Block>::Hash: RefUnwindSafe,
 <<Block as Block>::Header as Header>::Hashing: RefUnwindSafe,
 <Block as Block>::Header: RefUnwindSafe,
 <<Block as Block>::Header as Header>::Number: RefUnwindSafe,

impl<Block, S> Send for ImportOperation<Block, S> where
S: Send,

impl<Block, S> Sync for ImportOperation<Block, S> where
S: Sync,

impl<Block, S> Unpin for ImportOperation<Block, S> where
 S: Unpin,
 <Block as Block>::Hash: Unpin,
 <<Block as Block>::Header as Header>::Hashing: Unpin,
 <Block as Block>::Header: Unpin,
 <<Block as Block>::Header as Header>::Number: Unpin,

impl<Block, S> UnwindSafe for ImportOperation<Block, S> where
 S: UnwindSafe,
 <Block as Block>::Hash: UnwindSafe,
 <<Block as Block>::Header as Header>::Hashing: UnwindSafe,
 <Block as Block>::Header: UnwindSafe,
 <<Block as Block>::Header as Header>::Number: UnwindSafe,

Blanket Implementations

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

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub 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

const: unstable · source

pub 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>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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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>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

const: unstable · source

pub 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 T where
Outer: AsRef<T> + AsMut<T> + From<T>,
T: From<Outer>,

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

Get a reference to the inner from the outer.

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pub 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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pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

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pub unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

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pub unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

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pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

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pub 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

type Output = T

Should always be Self

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impl<T> SaturatedConversion for T

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fn saturated_from<T>(t: T) -> Self where
Self: UniqueSaturatedFrom<T>,

Convert from a value of T into an equivalent instance of Self. Read more

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fn saturated_into<T>(self) -> T where
Self: UniqueSaturatedInto<T>,

Consume self to return an equivalent value of T. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

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impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,

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pub fn unchecked_into(self) -> T

The counterpart to unchecked_from.

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impl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,

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pub fn unique_saturated_into(self) -> T

Consume self to return an equivalent value of T.

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

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Struct sc_light::backend::ImportOperation

Trait Implementations

impl<S, Block> BlockImportOperation<Block> for ImportOperation<Block, S> where Block: BlockT, S: BlockchainStorage<Block>, Block::Hash: Ord,

type State = GenesisOrUnavailableState<HashFor<Block>>

fn state(&self) -> ClientResult<Option<&Self::State>>

fn set_block_data( &mut self, header: Block::Header, _body: Option<Vec<Block::Extrinsic>>, _justification: Option<Justification>, state: NewBlockState) -> ClientResult<()>

fn update_cache(&mut self, cache: HashMap<Id, Vec<u8>>)

fn update_db_storage( &mut self, _update: <Self::State as StateBackend<HashFor<Block>>>::Transaction) -> ClientResult<()>

fn update_changes_trie( &mut self, _update: ChangesTrieTransaction<HashFor<Block>, NumberFor<Block>>) -> ClientResult<()>

fn reset_storage(&mut self, input: Storage) -> ClientResult<Block::Hash>

fn insert_aux<I>(&mut self, ops: I) -> ClientResult<()> where I: IntoIterator<Item = (Vec<u8>, Option<Vec<u8>>)>,

fn update_storage( &mut self, _update: StorageCollection, _child_update: ChildStorageCollection) -> ClientResult<()>

fn mark_finalized( &mut self, block: BlockId<Block>, _justification: Option<Justification>) -> ClientResult<()>

fn mark_head(&mut self, block: BlockId<Block>) -> ClientResult<()>

fn update_offchain_storage( &mut self, _offchain_update: Vec<((Vec<u8, Global>, Vec<u8, Global>), OffchainOverlayedChange), Global>) -> Result<(), Error>

Auto Trait Implementations

impl<Block, S> RefUnwindSafe for ImportOperation<Block, S> where S: RefUnwindSafe, <Block as Block>::Hash: RefUnwindSafe, <<Block as Block>::Header as Header>::Hashing: RefUnwindSafe, <Block as Block>::Header: RefUnwindSafe, <<Block as Block>::Header as Header>::Number: RefUnwindSafe,

impl<Block, S> Send for ImportOperation<Block, S> where S: Send,

impl<Block, S> Sync for ImportOperation<Block, S> where S: Sync,

impl<Block, S> Unpin for ImportOperation<Block, S> where S: Unpin, <Block as Block>::Hash: Unpin, <<Block as Block>::Header as Header>::Hashing: Unpin, <Block as Block>::Header: Unpin, <<Block as Block>::Header as Header>::Number: Unpin,

impl<Block, S> UnwindSafe for ImportOperation<Block, S> where S: UnwindSafe, <Block as Block>::Hash: UnwindSafe, <<Block as Block>::Header as Header>::Hashing: UnwindSafe, <Block as Block>::Header: UnwindSafe, <<Block as Block>::Header as Header>::Number: UnwindSafe,

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<T> CheckedConversion for T

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

fn checked_into<T>(self) -> Option<T> where Self: TryInto<T>,

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T> Instrument for T

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

fn in_current_span(self) -> Instrumented<Self>

impl<T> Instrument for T

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

fn in_current_span(self) -> Instrumented<Self>

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

pub fn into(self) -> U

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

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

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

impl<T> Pointable for T

pub const ALIGN: usize

type Init = T

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

pub unsafe fn drop(ptr: usize)

impl<T> Same<T> for T

type Output = T

impl<T> SaturatedConversion for T

fn saturated_from<T>(t: T) -> Self where Self: UniqueSaturatedFrom<T>,

fn saturated_into<T>(self) -> T where Self: UniqueSaturatedInto<T>,

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<S, T> UncheckedInto<T> for S where T: UncheckedFrom<S>,

pub fn unchecked_into(self) -> T

impl<T, S> UniqueSaturatedInto<T> for S where T: Bounded, S: TryInto<T>,

pub fn unique_saturated_into(self) -> T

impl<V, T> VZip<V> for T where V: MultiLane<T>,

pub fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where S: Into<Dispatch>,

fn with_current_subscriber(self) -> WithDispatch<Self>

impl<T> MaybeRefUnwindSafe for T where T: RefUnwindSafe,

impl<S, Block> BlockImportOperation<Block> for ImportOperation<Block, S> where
Block: BlockT,
S: BlockchainStorage<Block>,
Block::Hash: Ord,

fn set_block_data(
&mut self,
header: Block::Header,
_body: Option<Vec<Block::Extrinsic>>,
_justification: Option<Justification>,
state: NewBlockState
) -> ClientResult<()>

fn update_db_storage(
&mut self,
_update: <Self::State as StateBackend<HashFor<Block>>>::Transaction
) -> ClientResult<()>

fn update_changes_trie(
&mut self,
_update: ChangesTrieTransaction<HashFor<Block>, NumberFor<Block>>
) -> ClientResult<()>

fn insert_aux<I>(&mut self, ops: I) -> ClientResult<()> where
I: IntoIterator<Item = (Vec<u8>, Option<Vec<u8>>)>,

fn update_storage(
&mut self,
_update: StorageCollection,
_child_update: ChildStorageCollection
) -> ClientResult<()>

fn mark_finalized(
&mut self,
block: BlockId<Block>,
_justification: Option<Justification>
) -> ClientResult<()>

fn update_offchain_storage(
&mut self,
_offchain_update: Vec<((Vec<u8, Global>, Vec<u8, Global>), OffchainOverlayedChange ), Global>
) -> Result<(), Error>

impl<Block, S> RefUnwindSafe for ImportOperation<Block, S> where
S: RefUnwindSafe,
<Block as Block>::Hash: RefUnwindSafe,
<<Block as Block>::Header as Header>::Hashing: RefUnwindSafe,
<Block as Block>::Header: RefUnwindSafe,
<<Block as Block>::Header as Header>::Number: RefUnwindSafe,

impl<Block, S> Send for ImportOperation<Block, S> where
S: Send,

impl<Block, S> Sync for ImportOperation<Block, S> where
S: Sync,

impl<Block, S> Unpin for ImportOperation<Block, S> where
S: Unpin,
<Block as Block>::Hash: Unpin,
<<Block as Block>::Header as Header>::Hashing: Unpin,
<Block as Block>::Header: Unpin,
<<Block as Block>::Header as Header>::Number: Unpin,

impl<Block, S> UnwindSafe for ImportOperation<Block, S> where
S: UnwindSafe,
<Block as Block>::Hash: UnwindSafe,
<<Block as Block>::Header as Header>::Hashing: UnwindSafe,
<Block as Block>::Header: UnwindSafe,
<<Block as Block>::Header as Header>::Number: UnwindSafe,

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

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

impl<T> BorrowMut<T> for T where
T: ?Sized,

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

fn checked_into<T>(self) -> Option<T> where
Self: TryInto<T>,

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

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

fn saturated_from<T>(t: T) -> Self where
Self: UniqueSaturatedFrom<T>,

fn saturated_into<T>(self) -> T where
Self: UniqueSaturatedInto<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,

impl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,

impl<T> MaybeRefUnwindSafe for T where
T: RefUnwindSafe,