Struct tc_transact::lock::TxnLock
source · [−]pub struct TxnLock<T> { /* private fields */ }
Expand description
A lock which provides transaction-specific versions of the locked state.
Implementations
pub fn read(&self, txn_id: TxnId) -> TxnLockReadFuture<T>ⓘNotable traits for TxnLockReadFuture<T>impl<T: Clone + Send> Future for TxnLockReadFuture<T> type Output = TCResult<TxnLockReadGuard<T>>;
pub fn read(&self, txn_id: TxnId) -> TxnLockReadFuture<T>ⓘNotable traits for TxnLockReadFuture<T>impl<T: Clone + Send> Future for TxnLockReadFuture<T> type Output = TCResult<TxnLockReadGuard<T>>;
Notable traits for TxnLockReadFuture<T>
impl<T: Clone + Send> Future for TxnLockReadFuture<T> type Output = TCResult<TxnLockReadGuard<T>>;
Try to acquire a read lock.
pub fn write(&self, txn_id: TxnId) -> TxnLockWriteFuture<T>ⓘNotable traits for TxnLockWriteFuture<T>impl<T: Clone + Send> Future for TxnLockWriteFuture<T> type Output = TCResult<TxnLockWriteGuard<T>>;
pub fn write(&self, txn_id: TxnId) -> TxnLockWriteFuture<T>ⓘNotable traits for TxnLockWriteFuture<T>impl<T: Clone + Send> Future for TxnLockWriteFuture<T> type Output = TCResult<TxnLockWriteGuard<T>>;
Notable traits for TxnLockWriteFuture<T>
impl<T: Clone + Send> Future for TxnLockWriteFuture<T> type Output = TCResult<TxnLockWriteGuard<T>>;
Try to acquire a write lock.
Trait Implementations
Commit this transaction.
Auto Trait Implementations
impl<T> RefUnwindSafe for TxnLock<T>
impl<T> UnwindSafe for TxnLock<T>
Blanket Implementations
Mutably borrows from an owned value. Read more
Returns true
if self
can be cast into the target type T
.
Test if value
can be cast into Self
.
Returns Some(Self)
if the source value can be cast into Self
, otherwise None
.
fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
OnErr: FnOnce(&T) -> Err,
fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
OnErr: FnOnce(&T) -> Err,
Returns Ok(Self)
if the source value can be cast into Self
, otherwise calls on_err
.
Test if self
can be cast into T
.
Returns Some(T)
if self
can be cast into T
, otherwise None
.
fn try_cast_into<Err, OnErr>(self, on_err: OnErr) -> Result<T, Err> where
OnErr: FnOnce(&Self) -> Err,
fn try_cast_into<Err, OnErr>(self, on_err: OnErr) -> Result<T, Err> where
OnErr: FnOnce(&Self) -> Err,
Returns Ok(T)
if self
can be cast into T
, otherwise calls on_err
.