Enum TopicAliasPolicy 

pub enum TopicAliasPolicy {
    Monotonic,
    Lru,
}

Policy used for automatic MQTT 5 client-side topic alias assignment.

Variants

Monotonic

Assign aliases monotonically until the broker’s Topic Alias Maximum is reached.

Lru

Recycle automatically assigned aliases using least-recently-used eviction.

Trait Implementations

impl Clone for TopicAliasPolicy

fn clone(&self) -> TopicAliasPolicy

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TopicAliasPolicy

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for TopicAliasPolicy

fn default() -> TopicAliasPolicy

Returns the “default value” for a type.

impl PartialEq for TopicAliasPolicy

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for TopicAliasPolicy

impl Eq for TopicAliasPolicy

impl StructuralPartialEq for TopicAliasPolicy