Struct MiddlewareContext 

pub struct MiddlewareContext {
    pub request_id: Option<String>,
    pub metadata: Arc<DashMap<String, String>>,
    pub metrics: Arc<PerformanceMetrics>,
    pub start_time: Instant,
    pub priority: Option<MessagePriority>,
}

Execution context for middleware chains with performance tracking.

Fields

request_id: Option<String>

Request ID for correlation

metadata: Arc<DashMap<String, String>>

Custom metadata that can be passed between middleware

metrics: Arc<PerformanceMetrics>

Performance metrics for the request

start_time: Instant

Start time of the middleware chain execution

priority: Option<MessagePriority>

Priority level for the request

Implementations

impl MiddlewareContext

pub fn with_request_id(request_id: String) -> Self

Create a new context with request ID

pub fn set_metadata(&self, key: String, value: String)

Set metadata value

pub fn get_metadata(&self, key: &str) -> Option<String>

Get metadata value

pub fn record_metric(&self, name: String, value: f64)

Record a metric

pub fn elapsed(&self) -> Duration

Get elapsed time since context creation

Trait Implementations

impl Clone for MiddlewareContext

fn clone(&self) -> MiddlewareContext

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MiddlewareContext

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

Formats the value using the given formatter.

impl Default for MiddlewareContext

fn default() -> Self

Returns the “default value” for a type.