Struct MessageBuilder 

pub struct MessageBuilder {
    topic: String,
    payload: Vec<u8>,
    qos: QoS,
    retained: bool,
    props: Properties,
}

Builder to create a new Message

Fields

topic: String

payload: Vec<u8>

qos: QoS

retained: bool

props: Properties

Implementations

impl MessageBuilder

pub fn new() -> MessageBuilder

Create a new message builder.

pub fn topic<T>(self, topic: T) -> MessageBuilder

where T: Into<String>,

Sets the topic for the message

Arguments

• topic The topic on which the message should be published.

pub fn payload<V>(self, payload: V) -> MessageBuilder

where V: Into<Vec<u8>>,

Sets the payload for the message

Arguments

• payload The binary payload of the message

pub fn qos<Q>(self, qos: Q) -> MessageBuilder

where Q: Into<QoS>,

Sets the Quality of Service for the message.

Arguments

• qos The quality of service for the message.

pub fn retained(self, retained: bool) -> MessageBuilder

Sets whether or not the published message should be retained by the broker.

Arguments

• retained Set true if the message should be retained by the broker, false if not.

pub fn properties(self, props: Properties) -> MessageBuilder

Sets the collection of properties for the message.

Arguments

• props The collection of properties to include with the message.

pub fn finalize(self) -> Message

Finalize the builder to create the message.

Trait Implementations

impl Debug for MessageBuilder

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

Formats the value using the given formatter.

impl Default for MessageBuilder

fn default() -> MessageBuilder

Returns the “default value” for a type.