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RuntimeDataStore

Struct RuntimeDataStore 

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pub struct RuntimeDataStore<A> { /* private fields */ }

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impl<A: DataStore> RuntimeDataStore<A>

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pub fn new(adapter: A, writer_id: impl Into<String>) -> Self

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pub fn with_clock(adapter: A, clock: LamportClock) -> Self

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pub fn read( &self, contract: &CapabilityContract, key: &str, ) -> Result<Option<Value>, DataStoreError>

Reads and validates a state value by key.

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Returns DataStoreError when the key is invalid, the adapter cannot read the key, or the stored value violates the contract state schema.

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pub fn write( &mut self, contract: &CapabilityContract, key: &str, value: Value, ) -> Result<StateRecord, DataStoreError>

Validates, stamps, and writes a state value for a capability contract.

§Errors

Returns DataStoreError when the key is invalid, no state schema is declared, schema validation fails, the Lamport clock overflows, or the adapter cannot persist the stamped record.

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pub fn delete(&mut self, key: &str) -> Result<(), DataStoreError>

Deletes a state value by key.

§Errors

Returns DataStoreError when the adapter cannot delete the key.

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pub fn list_keys(&self) -> Result<Vec<String>, DataStoreError>

Lists state keys.

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Returns DataStoreError when the adapter cannot enumerate keys.

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pub fn sync_on_reconnect( &mut self, remote: &mut dyn DataStore, ) -> Result<SyncReport, DataStoreError>

Triggers explicit sync after a reconnect event.

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Returns DataStoreError when either adapter cannot read, write, list, or restore state during sync.

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pub fn into_inner(self) -> A

Auto Trait Implementations§

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impl<A> Freeze for RuntimeDataStore<A>
where A: Freeze,

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impl<A> RefUnwindSafe for RuntimeDataStore<A>
where A: RefUnwindSafe,

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impl<A> Send for RuntimeDataStore<A>
where A: Send,

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impl<A> Sync for RuntimeDataStore<A>
where A: Sync,

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impl<A> Unpin for RuntimeDataStore<A>
where A: Unpin,

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impl<A> UnsafeUnpin for RuntimeDataStore<A>
where A: UnsafeUnpin,

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impl<A> UnwindSafe for RuntimeDataStore<A>
where A: UnwindSafe,

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

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where T: ?Sized,

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where T: ?Sized,

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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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fn get_fd_flags(&self) -> Result<FdFlags, Error>
where T: AsFilelike,

Query the “status” flags for the self file descriptor.
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where T: AsFilelike,

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