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ConsistentHashRouter

Struct ConsistentHashRouter 

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pub struct ConsistentHashRouter<T: Node + Clone> { /* private fields */ }
Expand description

Consistent hash ring with a fixed number of virtual nodes per physical node.

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impl<T: Node + Clone> ConsistentHashRouter<T>

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pub fn new(physical_nodes: Vec<T>, virtual_node_count: i32) -> Self

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pub fn try_new(physical_nodes: Vec<T>, virtual_node_count: i32) -> Result<Self>

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pub fn new_with_hash_function( physical_nodes: Vec<T>, virtual_node_count: i32, hash_function: Arc<dyn HashFunction>, ) -> Self

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pub fn try_new_with_hash_function( physical_nodes: Vec<T>, virtual_node_count: i32, hash_function: Arc<dyn HashFunction>, ) -> Result<Self>

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pub fn add_node(&mut self, physical_node: T, virtual_node_count: i32)

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pub fn try_add_node( &mut self, physical_node: T, virtual_node_count: i32, ) -> Result<()>

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pub fn remove_node(&mut self, physical_node: &T)

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pub fn route_node_ref(&self, object_key: &str) -> Option<&T>

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pub fn route_node(&self, object_key: &str) -> Option<T>

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pub fn get_existing_replicas(&self, physical_node: &T) -> i32

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pub fn size(&self) -> usize

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pub fn is_empty(&self) -> bool

Trait Implementations§

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impl<T: Clone + Node + Clone> Clone for ConsistentHashRouter<T>

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fn clone(&self) -> Self

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<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> 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 in_current_span(self) -> Instrumented<Self> ⓘ

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> Same for T

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type Output = T

Should always be Self
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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 = !

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

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

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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>,

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