[−][src]Struct trie_db::sectriedbmut::SecTrieDBMut
A mutable Trie
implementation which hashes keys and uses a generic HashDB
backing database.
Use it as a Trie
or TrieMut
trait object. You can use raw()
to get the backing TrieDBMut
object.
Methods
impl<'db, H, C> SecTrieDBMut<'db, H, C> where
H: Hasher,
C: NodeCodec<H>,
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impl<'db, H, C> SecTrieDBMut<'db, H, C> where
H: Hasher,
C: NodeCodec<H>,
pub fn new(db: &'db mut dyn HashDB<H, DBValue>, root: &'db mut H::Out) -> Self | [src] |
Create a new trie with the backing database db
and empty root
Initialise to the state entailed by the genesis block.
This guarantees the trie is built correctly.
pub fn from_existing( | [src] |
Create a new trie with the backing database db
and root
.
Returns an error if root does not exist.
pub fn db(&self) -> &dyn HashDB<H, DBValue> | [src] |
Get the backing database.
pub fn db_mut(&mut self) -> &mut dyn HashDB<H, DBValue> | [src] |
Get the backing database.
Trait Implementations
impl<'db, H, C> TrieMut<H, C> for SecTrieDBMut<'db, H, C> where
H: Hasher,
C: NodeCodec<H>,
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impl<'db, H, C> TrieMut<H, C> for SecTrieDBMut<'db, H, C> where
H: Hasher,
C: NodeCodec<H>,
fn root(&mut self) -> &H::Out | [src] |
fn is_empty(&self) -> bool | [src] |
fn contains(&self, key: &[u8]) -> Result<bool, H::Out, C::Error> | [src] |
fn get<'a, 'key>( | [src] |
fn insert( | [src] |
fn remove(&mut self, key: &[u8]) -> Result<Option<DBValue>, H::Out, C::Error> | [src] |
Auto Trait Implementations
impl<'db, H, C> Send for SecTrieDBMut<'db, H, C> where
C: Send,
<H as Hasher>::Out: Send,
impl<'db, H, C> Send for SecTrieDBMut<'db, H, C> where
C: Send,
<H as Hasher>::Out: Send,
impl<'db, H, C> Sync for SecTrieDBMut<'db, H, C> where
C: Sync,
<H as Hasher>::Out: Sync,
impl<'db, H, C> Sync for SecTrieDBMut<'db, H, C> where
C: Sync,
<H as Hasher>::Out: Sync,
Blanket Implementations
impl<T> From for T
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impl<T> From for T
impl<T, U> Into for T where
U: From<T>,
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impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
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impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
🔬 This is a nightly-only experimental API. (
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error> | [src] |
impl<T> Borrow for T where
T: ?Sized,
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impl<T> Borrow for T where
T: ?Sized,
impl<T> BorrowMut for T where
T: ?Sized,
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impl<T> BorrowMut for T where
T: ?Sized,
fn borrow_mut(&mut self) -> &mut T | [src] |
impl<T, U> TryInto for T where
U: TryFrom<T>,
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impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
🔬 This is a nightly-only experimental API. (
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error> | [src] |
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId | [src] |