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CascadingCacheEvent

graphrefly::cascading_cache

Enum CascadingCacheEvent

pub enum CascadingCacheEvent<V> {
    Request {
        key: String,
        request_seq: u64,
    },
    Invalidate {
        key: String,
        request_seq: u64,
    },
    Lookup {
        key: String,
        request_seq: u64,
        outcome: ReadThroughOutcome,
        tier: ReadThroughLookupTier,
        value: Option<V>,
        error: Option<StorageError>,
    },
    Promotion {
        key: String,
        request_seq: u64,
        tier: ReadThroughLookupTier,
        ok: bool,
        error: Option<StorageError>,
    },
    Fill {
        key: String,
        request_seq: u64,
        status: TieredReadThroughStatus,
        value: Option<V>,
        tier: Option<ReadThroughLookupTier>,
        error: Option<StorageError>,
    },
    Error {
        key: String,
        request_seq: u64,
        stage: ReadThroughErrorStage,
        tier: Option<ReadThroughLookupTier>,
        error: StorageError,
    },
}

Expand description

Visible cache facts emitted by ReactiveCascadingCache::events.

Variants§

Request

Request variant.

Fields

§key: String

key field for key.

§request_seq: u64

request_seq field for request seq.

Invalidate

Invalidate variant.

Fields

§key: String

key field for key.

§request_seq: u64

request_seq field for request seq.

Lookup

Lookup variant.

Fields

§key: String

key field for key.

§request_seq: u64

request_seq field for request seq.

§outcome: ReadThroughOutcome

outcome field for outcome.

§tier: ReadThroughLookupTier

tier field for tier.

§value: Option<V>

value field for value.

§error: Option<StorageError>

error field for error.

Promotion

Promotion variant.

Fields

§key: String

key field for key.

§request_seq: u64

request_seq field for request seq.

§tier: ReadThroughLookupTier

tier field for tier.

§ok: bool

ok field for ok.

§error: Option<StorageError>

error field for error.

Fill

Fill variant.

Fields

§key: String

key field for key.

§request_seq: u64

request_seq field for request seq.

§status: TieredReadThroughStatus

status field for status.

§value: Option<V>

value field for value.

§tier: Option<ReadThroughLookupTier>

tier field for tier.

§error: Option<StorageError>

error field for error.

Error

Error variant.

Fields

§key: String

key field for key.

§request_seq: u64

request_seq field for request seq.

§stage: ReadThroughErrorStage

stage field for stage.

§tier: Option<ReadThroughLookupTier>

tier field for tier.

§error: StorageError

error field for error.

Trait Implementations§

impl<V: Clone> Clone for CascadingCacheEvent<V>

fn clone(&self) -> CascadingCacheEvent<V>

Returns a duplicate of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl<V: Debug> Debug for CascadingCacheEvent<V>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl<V: PartialEq> PartialEq for CascadingCacheEvent<V>

fn eq(&self, other: &CascadingCacheEvent<V>) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<V> StructuralPartialEq for CascadingCacheEvent<V>

Auto Trait Implementations§

impl<V> Freeze for CascadingCacheEvent<V>
where V: Freeze,

impl<V> RefUnwindSafe for CascadingCacheEvent<V>
where V: RefUnwindSafe,

impl<V> Send for CascadingCacheEvent<V>
where V: Send,

impl<V> Sync for CascadingCacheEvent<V>
where V: Sync,

impl<V> Unpin for CascadingCacheEvent<V>
where V: Unpin,

impl<V> UnsafeUnpin for CascadingCacheEvent<V>
where V: UnsafeUnpin,

impl<V> UnwindSafe for CascadingCacheEvent<V>
where V: UnwindSafe,

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

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

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

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

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

fn into(self) -> U

Calls U::from(self).

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

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

fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] only if self and other return Action::Follow. Read more

fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] if either self or other returns Action::Follow. Read more

impl<T> Same for T

type Output = T

Should always be Self

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

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

fn vzip(self) -> V

impl<T> WithSubscriber for T

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

fn with_current_subscriber(self) -> WithDispatch<Self>

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

impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,