openethereum/js/packages/api/pubsub/net/net.js

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// 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/>.
import PubsubBase from '../pubsubBase';
import { outNumber } from '../../format/output';
export default class Net extends PubsubBase {
constructor (provider) {
super(provider);
this._api = 'parity';
}
// net API
version (callback) {
return this.addListener(this._api, 'net_version', callback);
}
peerCount (callback) {
return this.addListener(this._api, 'net_peerCount', (error, data) => {
error
? callback(error)
: callback(null, outNumber(data));
});
}
listening (callback) {
return this.addListener(this._api, 'net_listening', callback);
}
}