Struct Event 

pub struct Event {
    pub id: EventId,
    pub event_type: EventType,
    pub source: String,
    pub timestamp: u64,
    pub data: EventData,
    pub metadata: HashMap<String, String>,
}

An event in the streaming system.

Fields

id: EventId

event_type: EventType

source: String

timestamp: u64

data: EventData

metadata: HashMap<String, String>

Implementations

impl Event

pub fn new( event_type: EventType, source: impl Into<String>, data: EventData, ) -> Self

Create a new event.

pub fn with_id( id: EventId, event_type: EventType, source: impl Into<String>, data: EventData, ) -> Self

Create an event with a specific ID.

pub fn with_metadata( self, key: impl Into<String>, value: impl Into<String>, ) -> Self

Add metadata to the event.

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

Get metadata value.

pub fn matches(&self, filter: &EventFilter) -> bool

Check if the event matches a filter.

Trait Implementations

impl Clone for Event

fn clone(&self) -> Event

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Event

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Event

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Event

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

where __S: Serializer,

Serialize this value into the given Serde serializer.