Trait actix::prelude::MessageHandler

pub trait MessageHandler<M> where
    Self: Actor, {
    type Item;
    type Error;
    type InputError;
    fn handle(
        &mut self, 
        msg: M, 
        ctx: &mut Context<Self>
    ) -> MessageFuture<Self, M>;

    fn error(&mut self, err: Self::InputError, ctx: &mut Context<Self>) { ... }
}

Associated Types

type Item

The type of value that this message will resolved with if it is successful.

type Error

The type of error that this message will resolve with if it fails in a normal fashion.

type InputError

If message handler is used for handling messages from Future or Stream, then InputError type has to be set to correspondent Error

Required Methods

fn handle(&mut self, msg: M, ctx: &mut Context<Self>) -> MessageFuture<Self, M>

Method is called for every message received by this Actor

Provided Methods

fn error(&mut self, err: Self::InputError, ctx: &mut Context<Self>)

Method is called on error.

Implementors

• impl MessageHandler<StopArbiter> for Arbiter type Item = (); type Error = (); type InputError = ();
• impl MessageHandler<ArbiterAddress> for Arbiter type Item = SyncAddress<Arbiter>; type Error = (); type InputError = ();
• impl MessageHandler<SystemExit> for System type Item = (); type Error = (); type InputError = ();