pub struct StateProcessor { /* private fields */ }Expand description
State processor for managing stateful operations
Implementations§
Source§impl StateProcessor
impl StateProcessor
pub fn new(config: StateConfig) -> Self
Sourcepub async fn start_checkpointing(&mut self)
pub async fn start_checkpointing(&mut self)
Start automatic checkpointing
Sourcepub fn stop_checkpointing(&mut self)
pub fn stop_checkpointing(&mut self)
Stop automatic checkpointing
Sourcepub fn register_store(&mut self, name: String, store: Arc<dyn StateStore>)
pub fn register_store(&mut self, name: String, store: Arc<dyn StateStore>)
Register a named state store
Sourcepub fn default_store(&self) -> Arc<dyn StateStore>
pub fn default_store(&self) -> Arc<dyn StateStore>
Get the default state store
Sourcepub async fn process_with_state<F, R>(
&self,
event: &StreamEvent,
state_key: &str,
processor: F,
) -> Result<R>
pub async fn process_with_state<F, R>( &self, event: &StreamEvent, state_key: &str, processor: F, ) -> Result<R>
Process a stream event with state
Auto Trait Implementations§
impl Freeze for StateProcessor
impl !RefUnwindSafe for StateProcessor
impl Send for StateProcessor
impl Sync for StateProcessor
impl Unpin for StateProcessor
impl UnsafeUnpin for StateProcessor
impl !UnwindSafe for StateProcessor
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<T> PolicyExt for Twhere
T: ?Sized,
impl<T> PolicyExt for Twhere
T: ?Sized,
Source§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
Source§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read moreSource§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).Source§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.Source§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.