@l5i/dashjs/src/streaming/utils/ErrorHandler.js

A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.

/**
 * The copyright in this software is being made available under the BSD License,
 * included below. This software may be subject to other third party and contributor
 * rights, including patent rights, and no such rights are granted under this license.
 *
 * Copyright (c) 2013, Dash Industry Forum.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *  * Redistributions of source code must retain the above copyright notice, this
 *  list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *  this list of conditions and the following disclaimer in the documentation and/or
 *  other materials provided with the distribution.
 *  * Neither the name of Dash Industry Forum nor the names of its
 *  contributors may be used to endorse or promote products derived from this software
 *  without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY
 *  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 *  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 *  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */
import EventBus from '../../core/EventBus';
import Events from '../../core/events/Events';
import FactoryMaker from '../../core/FactoryMaker';


function ErrorHandler() {

    let instance;
    let context = this.context;
    let eventBus = EventBus(context).getInstance();

    /**
     * @param {number} err  "mediasource"|"mediakeys"
     * @deprecated
     */
    function capabilityError(err) {
        eventBus.trigger(Events.ERROR, {error: 'capability', event: err});
    }

    /**
     * @param {string} id "manifest"|"SIDX"|"content"|"initialization"|"xlink"
     * @param {string} url ""
     * @param {object} request {XMLHttpRequest instance}
     * @deprecated
     */
    function downloadError(id, url, request) {
        eventBus.trigger(Events.ERROR, {error: 'download', event: {id: id, url: url, request: request}});
    }

    /**
     * @param {string} message ""
     * @param {string} id "parse"|"nostreams"
     * @param {obj} manifest {parsed manifest}
     * @param {obj} err
     * @deprecated
     */
    function manifestError(message, id, manifest, err) {
        eventBus.trigger(Events.ERROR, {error: 'manifestError', event: {message: message, id: id, manifest: manifest, event: err}});
    }

    /**
     * @param {string} message ''
     * @param {string} id 'parse'
     * @param {string} ccContent ''
     * @deprecated
     */
    function timedTextError(message, id, ccContent) {
        eventBus.trigger(Events.ERROR, {error: 'cc', event: {message: message, id: id, cc: ccContent}});
    }

    /**
     * @param {string} err
     * @deprecated
     */
    function mediaSourceError(err) {
        eventBus.trigger(Events.ERROR, {error: 'mediasource', event: err});
    }

    /**
     * @param {string} err
     * @deprecated
     */
    function mediaKeySessionError(err) {
        eventBus.trigger(Events.ERROR, {error: 'key_session', event: err});
    }

    /**
     * @param {string} err
     * @deprecated
     */
    function mediaKeyMessageError(err) {
        eventBus.trigger(Events.ERROR, {error: 'key_message', event: err});
    }

    /**
     * @param {object} err DashJSError with code, message and data attributes
     */
    function error(err) {
        eventBus.trigger(Events.ERROR, {error: err});
    }

    instance = {
        capabilityError: capabilityError,
        downloadError: downloadError,
        manifestError: manifestError,
        timedTextError: timedTextError,
        mediaSourceError: mediaSourceError,
        mediaKeySessionError: mediaKeySessionError,
        mediaKeyMessageError: mediaKeyMessageError,
        error: error
    };

    return instance;
}

ErrorHandler.__dashjs_factory_name = 'ErrorHandler';
export default FactoryMaker.getSingletonFactory(ErrorHandler);