Files
cordova-android/framework/assets/js/websocket.js
2011-03-07 13:34:16 -08:00

95 lines
3.2 KiB
JavaScript
Executable File

/*
* Copyright (c) 2010 Animesh Kumar (https://github.com/anismiles)
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
(function() {
// window object
var global = window;
// WebSocket Object. All listener methods are cleaned up!
var WebSocket = global.WebSocket = function(url) {
// get a new websocket object from factory (check com.strumsoft.websocket.WebSocketFactory.java)
this.socket = WebSocketFactory.getInstance(url);
// store in registry
if(this.socket) {
WebSocket.store[this.socket.getId()] = this;
} else {
throw new Error('websocket instantiation failed! Address could be wrong.');
}
};
// storage to hold websocket object for later invokation of event methods
WebSocket.store = {};
// static event methods to call event methods on target websocket objects
WebSocket.onmessage = function (evt) {
WebSocket.store[evt._target]['onmessage'].call(global, evt._data);
}
WebSocket.onopen = function (evt) {
WebSocket.store[evt._target]['onopen'].call(global, evt._data);
}
WebSocket.onclose = function (evt) {
WebSocket.store[evt._target]['onclose'].call(global, evt._data);
}
WebSocket.onerror = function (evt) {
WebSocket.store[evt._target]['onerror'].call(global, evt._data);
}
// instance event methods
WebSocket.prototype.send = function(data) {
this.socket.send(data);
}
WebSocket.prototype.close = function() {
this.socket.close();
}
WebSocket.prototype.getReadyState = function() {
this.socket.getReadyState();
}
///////////// Must be overloaded
WebSocket.prototype.onopen = function(){
throw new Error('onopen not implemented.');
};
// alerts message pushed from server
WebSocket.prototype.onmessage = function(msg){
throw new Error('onmessage not implemented.');
};
// alerts message pushed from server
WebSocket.prototype.onerror = function(msg){
throw new Error('onerror not implemented.');
};
// alert close event
WebSocket.prototype.onclose = function(){
throw new Error('onclose not implemented.');
};
})();