openethereum/rpc/src/v1/traits/eth_pubsub.rs

42 lines
1.3 KiB
Rust

// Copyright 2015-2017 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! Eth PUB-SUB rpc interface.
use jsonrpc_core::Error;
use jsonrpc_macros::Trailing;
use jsonrpc_macros::pubsub::Subscriber;
use jsonrpc_pubsub::SubscriptionId;
use v1::types::pubsub;
build_rpc_trait! {
/// Eth PUB-SUB rpc interface.
pub trait EthPubSub {
type Metadata;
#[pubsub(name = "eth_subscription")] {
/// Subscribe to Eth subscription.
#[rpc(name = "eth_subscribe")]
fn subscribe(&self, Self::Metadata, Subscriber<pubsub::Result>, pubsub::Kind, Trailing<pubsub::Params>);
/// Unsubscribe from existing Eth subscription.
#[rpc(name = "eth_unsubscribe")]
fn unsubscribe(&self, SubscriptionId) -> Result<bool, Error>;
}
}
}