javascript - WebSocket Error on Android Device, Works in IE -
i have issue websocket client.
it seems work fine in ie , edge. server responds message , client receives , displays message, when android device runs code, error handler gets fired off , connection closed immediately.
the error handler gives me message: "undefined"
here client:
<!doctype html> <html> <head> <title>html5 touch tracing </title> <link rel="stylesheet" href="http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css"> <script src="http://code.jquery.com/jquery-1.11.3.min.js"></script> <script src="http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"></script> <script type='text/javascript'> function opensocket(){ if ("websocket" in window) { alert("websocket supported browser!"); //var websocket = require('ws'); var ws = new websocket("ws://localhost:8080/websocketserver/control"); ws.onopen = function () { // web socket connected, send data using send() ws.send("message send"); alert("message sent..."); }; ws.onmessage = function (evt) { var received_msg = evt.data; alert("message = " + received_msg); }; ws.onclose = function () { // websocket closed. alert("connection closed..."); }; ws.onerror = function(evt) { alert("error: " + evt.data); }; } else { alert("websocket not supported browser!"); } } </script> </head> <body> <meta name="viewport" content="width=device-width,user-scalable=no"> <div> <a href="javascript:opensocket();" class="ui-btn ui-btn-inline" id="button">keyboard</a> </div> </body> </html>my server responds message:
@onmessage public string onmessage(string message) { return "got it."; }
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