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WirePollingStrategy

Struct WirePollingStrategy 

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pub struct WirePollingStrategy {
    pub kind: u8,
    pub value: u64,
}
Expand description

Polling strategy for consuming messages.

Wire format: [kind:1][value:8] = 9 bytes fixed.

  • Offset(1): resume from a specific offset
  • Timestamp(2): resume from a specific timestamp (microseconds)
  • First(3): start from the beginning
  • Last(4): start from the end
  • Next(5): continue from last stored offset

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§kind: u8§value: u64

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impl WirePollingStrategy

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pub const fn offset(value: u64) -> Self

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pub const fn timestamp(value: u64) -> Self

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pub const fn first() -> Self

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pub const fn last() -> Self

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pub const fn next() -> Self

Trait Implementations§

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impl Clone for WirePollingStrategy

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fn clone(&self) -> WirePollingStrategy

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 WirePollingStrategy

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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 Eq for WirePollingStrategy

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impl PartialEq for WirePollingStrategy

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fn eq(&self, other: &WirePollingStrategy) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for WirePollingStrategy

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impl WireDecode for WirePollingStrategy

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fn decode(buf: &[u8]) -> Result<(Self, usize), WireError>

Decode from buf, consuming exactly the bytes needed. Returns the decoded value and the number of bytes consumed. Read more
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fn decode_from(buf: &[u8]) -> Result<Self, WireError>

Convenience: decode from the entire buffer, ignoring trailing bytes. Read more
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impl WireEncode for WirePollingStrategy

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fn encoded_size(&self) -> usize

Return the exact encoded size in bytes.
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fn encode(&self, buf: &mut BytesMut)

Write the encoded representation into buf.
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fn to_bytes(&self) -> Bytes

Convenience: allocate a new Bytes and encode into it.

Auto Trait Implementations§

Blanket 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 = !

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

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.