bugcore
Version:
bugcore is a JavaScript library that provides a foundational architecture for object oriented JS
164 lines (124 loc) • 5.12 kB
JavaScript
/*
* Copyright (c) 2016 airbug Inc. http://airbug.com
*
* bugcore may be freely distributed under the MIT license.
*/
//-------------------------------------------------------------------------------
// Annotations
//-------------------------------------------------------------------------------
//@Export('PublisherSubscription')
//@Require('Class')
//@Require('HashUtil')
//@Require('Obj')
//-------------------------------------------------------------------------------
// Context
//-------------------------------------------------------------------------------
require('bugpack').context("*", function(bugpack) {
//-------------------------------------------------------------------------------
// BugPack
//-------------------------------------------------------------------------------
var Class = bugpack.require('Class');
var HashUtil = bugpack.require('HashUtil');
var Obj = bugpack.require('Obj');
//-------------------------------------------------------------------------------
// Declare Class
//-------------------------------------------------------------------------------
/**
* @class
* @extends {Obj}
*/
var PublisherSubscription = Class.extend(Obj, {
_name: "PublisherSubscription",
//-------------------------------------------------------------------------------
// Constructor
//-------------------------------------------------------------------------------
/**
* @constructs
* @param {string} topic
* @param {function(string, PublisherMessage)} subscriberFunction
* @param {Object} subscriberContext
* @param {boolean} oneTimeDelivery
*/
_constructor: function(topic, subscriberFunction, subscriberContext, oneTimeDelivery) {
this._super();
//-------------------------------------------------------------------------------
// Private Properties
//-------------------------------------------------------------------------------
/**
* @private
* @type {boolean}
*/
this.oneTimeDelivery = oneTimeDelivery || false;
/**
* @private
* @type {Object}
*/
this.subscriberContext = subscriberContext;
/**
* @private
* @type {function(string, PublisherMessage)}
*/
this.subscriberFunction = subscriberFunction;
/**
* @private
* @type {*}
*/
this.topic = topic;
},
//-------------------------------------------------------------------------------
// Getters and Setters
//-------------------------------------------------------------------------------
/**
* @return {string}
*/
getTopic: function() {
return this.topic;
},
//-------------------------------------------------------------------------------
// Convenience Methods
//-------------------------------------------------------------------------------
/**
* @return {boolean}
*/
isOneTimeDelivery: function() {
return this.oneTimeDelivery;
},
//-------------------------------------------------------------------------------
// Obj Methods
//-------------------------------------------------------------------------------
/**
* @return {number}
*/
hashCode: function() {
if (!this._hashCode) {
this._hashCode = Obj.hashCode("[PublisherSubscription]" + Obj.hashCode(this.topic) + Obj.hashCode(this.subscriberFunction) +
Obj.hashCode(this.subscriberContext));
}
return this._hashCode;
},
/**
* @param {*} value
* @return {boolean}
*/
equals: function(value) {
if (Class.doesExtend(value, PublisherSubscription)) {
return (Obj.equals(this.topic, value.topic) &&
Obj.equals(this.subscriberFunction, value.subscriberFunction) &&
Obj.equals(this.subscriberContext, value.subscriberContext));
}
},
//-------------------------------------------------------------------------------
// Public Methods
//-------------------------------------------------------------------------------
/**
* @param {PublisherMessage} message
*/
deliverMessage: function(message) {
this.subscriberFunction.call(this.subscriberContext, message);
}
});
//-------------------------------------------------------------------------------
// Exports
//-------------------------------------------------------------------------------
bugpack.export('PublisherSubscription', PublisherSubscription);
});