#[non_exhaustive]
pub struct RetainedMessageSummary { pub topic: Option<String>, pub payload_size: i64, pub qos: i32, pub last_modified_time: i64, }
Expand description

Information about a single retained message.

Fields (Non-exhaustive)§

This struct is marked as non-exhaustive
Non-exhaustive structs could have additional fields added in future. Therefore, non-exhaustive structs cannot be constructed in external crates using the traditional Struct { .. } syntax; cannot be matched against without a wildcard ..; and struct update syntax will not work.
§topic: Option<String>

The topic name to which the retained message was published.

§payload_size: i64

The size of the retained message's payload in bytes.

§qos: i32

The quality of service (QoS) level used to publish the retained message.

§last_modified_time: i64

The Epoch date and time, in milliseconds, when the retained message was stored by IoT.

Implementations§

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impl RetainedMessageSummary

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pub fn topic(&self) -> Option<&str>

The topic name to which the retained message was published.

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pub fn payload_size(&self) -> i64

The size of the retained message's payload in bytes.

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pub fn qos(&self) -> i32

The quality of service (QoS) level used to publish the retained message.

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pub fn last_modified_time(&self) -> i64

The Epoch date and time, in milliseconds, when the retained message was stored by IoT.

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impl RetainedMessageSummary

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pub fn builder() -> RetainedMessageSummaryBuilder

Creates a new builder-style object to manufacture RetainedMessageSummary.

Trait Implementations§

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impl Clone for RetainedMessageSummary

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fn clone(&self) -> RetainedMessageSummary

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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 PartialEq for RetainedMessageSummary

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

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for RetainedMessageSummary

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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> 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).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<Unshared, Shared> IntoShared<Shared> for Unshared
where Shared: FromUnshared<Unshared>,

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fn into_shared(self) -> Shared

Creates a shared type from an unshared 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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where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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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
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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.
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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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