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JavmLocal

Struct JavmLocal 

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pub struct JavmLocal { /* private fields */ }
Expand description

The JAVM Local-backend kernel: cap directory + interpreter wiring.

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impl JavmLocal

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pub fn put_cap(&mut self, cap: &Cap) -> Result<CapHash>

Typed, encode-free publish — the fast path behind Nub::put_cap via nub::Nub::with_local.

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pub fn put_cap_with_hash(&mut self, hash: CapHash, cap: &Cap) -> Result<()>

Typed pre-hashed publish. See Nub::put_cap_with_hash.

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impl Default for JavmLocal

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fn default() -> Self

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

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fn put_object(&mut self, bytes: &[u8]) -> Result<ObjHash>

Decode + validate + content-hash bytes and insert the object into the store. Returns the personality-computed content hash. Idempotent re-puts follow the personality’s own semantics (JAVM: refcount bump). Read more
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fn put_object_with_hash(&mut self, hash: ObjHash, bytes: &[u8]) -> Result<()>

Pre-hashed variant of put_object: the caller already knows the content hash, letting the impl skip hashing on idempotent re-puts. Implementations may debug-assert the claimed hash.
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fn invoke( &mut self, root: ObjHash, endpoint: u32, args: [u64; 4], initial_gas: u64, ) -> Result<InvocationResult>

Invoke endpoint on the object graph rooted at root, overlaying args per the personality’s register ABI, bounded by initial_gas.
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fn state_root(&self) -> ObjHash

Content-addressed root of the current state (the personality defines what “root” means; JAVM: hash of the invoking Cap::Instance after the most recent invocation).

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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> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn into(self) -> U

Calls U::from(self).

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impl<T> LayoutRaw for T

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fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

Returns the layout of the type.
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impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
where T: SharedNiching<N1, N2>, N1: Niching<T>, N2: Niching<T>,

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unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool

Returns whether the given value has been niched. Read more
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fn resolve_niched(out: Place<NichedOption<T, N1>>)

Writes data to out indicating that a T is niched.
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impl<T> Pointee for T

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type Metadata = ()

The metadata type for pointers and references to this type.
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for 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
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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.
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impl<T> WithSubscriber for T

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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
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fn with_current_subscriber(self) -> WithDispatch<Self>

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