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StoredSession

Struct StoredSession 

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pub struct StoredSession {
    pub records: Vec<RecordEnvelope>,
    pub approval_artifacts: Vec<ApprovalArtifactEntry>,
    pub grant_journal: Vec<GrantJournalEntry>,
    pub artifacts: ArtifactState,
    pub journal_revision: u64,
    pub reducer: SessionReducer,
}
Expand description

Immutable view of one stored session’s durable facts.

A store loads or reconstructs this view before calling apply_transaction.

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§records: Vec<RecordEnvelope>

Canonical source records in authoritative sequence order.

§approval_artifacts: Vec<ApprovalArtifactEntry>

Rich approval artifacts linked to canonical approval transitions.

§grant_journal: Vec<GrantJournalEntry>

Append-only grant journal facts.

§artifacts: ArtifactState

Derived authorization state rebuilt from the journals.

§journal_revision: u64

Current side-journal revision.

§reducer: SessionReducer

Incremental canonical reducer rebuilt once when durable facts are loaded.

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impl StoredSession

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pub fn from_durable_facts( records: Vec<RecordEnvelope>, approval_artifacts: Vec<ApprovalArtifactEntry>, grant_journal: Vec<GrantJournalEntry>, ) -> Result<Self, SessionStoreError>

Rebuilds one validated stored session from durable facts.

§Errors

Returns a replay error when canonical records are corrupt.

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pub fn snapshot(&self) -> SessionSnapshot

Builds a read snapshot from this stored view.

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pub fn state(&self) -> MaterializedSessionState

Replays the durable records to rebuild materialized state.

§Panics

Panics when the stored records are corrupt; durable stores validate every transaction before persistence.

Trait Implementations§

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impl Clone for StoredSession

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fn clone(&self) -> StoredSession

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for StoredSession

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

Formats the value using the given formatter. Read more
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impl Default for StoredSession

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fn default() -> StoredSession

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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

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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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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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
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.