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liza/src/client/event/ClientEventHandler.js

47 lines
1.5 KiB
JavaScript

/**
* ClientEventHandler interface
*
* Copyright (C) 2017 R-T Specialty, LLC.
*
* This file is part of the Liza Data Collection Framework.
*
* liza 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
var Interface = require( 'easejs' ).Interface,
EventHandler = require( './EventHandler' );
module.exports = Interface
.extend( EventHandler,
{
/**
* Handle an event of the given type
*
* An exception should be thrown if the event cannot be handled.
*
* The handler should always return itself; if a return value is needed to
* the caller, then a callback should be provided as an argument to the
* handler.
*
* @param {string} type event id
*
* @param {function(*,Object)} continuation (error, data)
*
* @return {EventHandler} self
*/
'public handle': [ 'type', 'callback' /*, ... */ ]
} );