Struct InvalidationMessage 

pub struct InvalidationMessage {
    pub key: String,
    pub source: Option<String>,
    pub reason: Option<String>,
}

Cache invalidation message format

Sent via PostgreSQL NOTIFY when a cache entry is invalidated.

Fields

key: String

Cache key to invalidate

source: Option<String>

Source instance ID (for debugging/metrics)

reason: Option<String>

Reason for invalidation (for debugging)

Implementations

impl InvalidationMessage

pub fn new(key: String) -> Self

Create a new invalidation message

pub fn with_metadata(key: String, source: String, reason: String) -> Self

Create invalidation message with metadata

Trait Implementations

impl Clone for InvalidationMessage

fn clone(&self) -> InvalidationMessage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for InvalidationMessage

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for InvalidationMessage

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for InvalidationMessage

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.