dbus-async 2.3.1

Asynchronous DBus library
Documentation 
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use crate::command::Command;
use dbus_message_parser::{
    match_rule::MatchRule,
    message::Message,
    value::{Interface, ObjectPath},
};
use futures::channel::{
    mpsc::{Sender as MpscSender, UnboundedReceiver, UnboundedSender},
    oneshot::Sender as OneshotSender,
};
use lru::LruCache;
use std::collections::HashMap;

pub(crate) enum MessageSender {
    Oneshot(OneshotSender<Message>),
    Mpcs(MpscSender<Message>),
}

pub(crate) struct Connection {
    pub(super) serial: u32,
    pub(super) replies: LruCache<u32, MessageSender>,
    pub(super) signals:
        HashMap<ObjectPath, Vec<(Option<fn(&Message) -> bool>, MpscSender<Message>)>>,
    pub(super) method_calls: HashMap<ObjectPath, MpscSender<Message>>,
    pub(super) method_calls_interface: HashMap<Interface, MpscSender<Message>>,
    pub(super) match_rules: Vec<(Vec<MatchRule>, MpscSender<Message>)>,
    pub(super) command_receiver: UnboundedReceiver<Command>,
    pub(super) message_sink: UnboundedSender<Message>,
    pub(super) message_stream: UnboundedReceiver<Message>,
}

impl Connection {
    pub(crate) fn from(
        command_receiver: UnboundedReceiver<Command>,
        message_sink: UnboundedSender<Message>,
        message_stream: UnboundedReceiver<Message>,
    ) -> Connection {
        Connection {
            serial: 0,
            replies: LruCache::new(1024),
            signals: HashMap::new(),
            method_calls: HashMap::new(),
            method_calls_interface: HashMap::new(),
            match_rules: Vec::new(),
            command_receiver,
            message_sink,
            message_stream,
        }
    }
}