Struct MessageEnvelope 

pub struct MessageEnvelope {
    pub pattern: String,
    pub payload: Value,
    pub metadata: TransportMetadata,
}

MessageEnvelope

A request-response style message sent between microservices. Contains the pattern, payload, and optional metadata.

Fields

pattern: String

payload: Value

metadata: TransportMetadata

Implementations

impl MessageEnvelope

pub fn new(pattern: impl Into<String>, payload: impl Serialize) -> Result<Self>

Creates a new message envelope.

Arguments

• pattern: The microservice pattern to target
• payload: The message payload (must be serializable)

pub fn with_metadata(self, metadata: TransportMetadata) -> Self

Attaches metadata to the message envelope.

Trait Implementations

impl Clone for MessageEnvelope

fn clone(&self) -> MessageEnvelope

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MessageEnvelope

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for MessageEnvelope

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for MessageEnvelope

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

where __S: Serializer,

Serialize this value into the given Serde serializer.