joynr.messaging.channel.ChannelMessagingSkeleton.js Maven / Gradle / Ivy

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/*jslint es5: true, nomen: true, node: true */

/*
 * #%L
 * %%
 * Copyright (C) 2011 - 2017 BMW Car IT GmbH
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
var Typing = require("../../util/Typing");
var LoggerFactory = require("../../system/LoggerFactory");
var DiagnosticTags = require("../../system/DiagnosticTags");
var JoynrException = require("../../exceptions/JoynrException");
var JoynrMessage = require("../JoynrMessage");

var log = LoggerFactory.getLogger("joynr/messaging/channel/ChannelMessagingSkeleton");
/**
 * @name ChannelMessagingSkeleton
 * @constructor
 *
 * @param {Function}
 *            receiveFunction
 */
function ChannelMessagingSkeleton(settings) {
    Typing.checkProperty(settings, "Object", "settings");
    if (settings.messageRouter === undefined) {
        throw new Error("messageRouter is undefined");
    }

    this._messageRouter = settings.messageRouter;
}

/**
 * Lets all listeners receive a message
 *
 * @name ChannelMessagingSkeleton#receiveMessage
 * @function
 *
 * @param {JoynrMessage} joynrMessage
 */
ChannelMessagingSkeleton.prototype.receiveMessage = function receiveMessage(joynrMessage) {
    joynrMessage = JoynrMessage.parseMessage(joynrMessage);
    joynrMessage.isReceivedFromGlobal = true;
    try {
        this._messageRouter.route(joynrMessage).catch(function(e) {
            log.error(
                "unable to process message: " +
                    e +
                    (e instanceof JoynrException ? " " + e.detailMessage : "") +
                    " \nmessage: " +
                    DiagnosticTags.forJoynrMessage(joynrMessage)
            );
        });
    } catch (e) {
        // Errors should be returned via the Promise
        log.fatal(
            "unable to process message: " +
                e +
                (e instanceof JoynrException ? " " + e.detailMessage : "") +
                " \nmessage: " +
                DiagnosticTags.forJoynrMessage(joynrMessage)
        );
    }
};

module.exports = ChannelMessagingSkeleton;