Struct BackendStateMessage

pub struct BackendStateMessage {
    pub state: BackendState,
    pub backend: BackendId,
    pub time: DateTime<Utc>,
}

An message representing a change in the state of a backend.

Fields

state: BackendState

The new state.

backend: BackendId

The backend id.

time: DateTime<Utc>

The time the state change was observed.

Implementations

impl BackendStateMessage

pub fn subscribe_subject(backend_id: &BackendId) -> SubscribeSubject<Self>

pub fn wildcard_subject() -> SubscribeSubject<Self>

impl BackendStateMessage

pub fn new(state: BackendState, backend: BackendId) -> Self

Construct a status message using the current time as its timestamp.

Trait Implementations

impl Debug for BackendStateMessage

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for BackendStateMessage

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl JetStreamable for BackendStateMessage

fn config() -> Config

Returns the JetStream configuration associated with this message type.

fn stream_name() -> &'static str

Returns the name of the JetStream associated with this message type.

impl Serialize for BackendStateMessage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl TypedMessage for BackendStateMessage

type Response = NoReply

fn subject(&self) -> String

Returns the subject associated with this message. Subjects must be deterministically generated from the message body.