Hi, I am following the blog mentioned in [1] and I can successfully run the Web App in the local tomcat server, when I run the following code in the WSO2 AS 5.3.0 alpha the browser returns the following error in the browser console.
*Firefox can't establish a connection to the server at ws://10.225.125.91:9763/TestWebApp/echo <http://10.225.125.91:9763/TestWebApp/echo>.* Server code; import java.io.IOException; import javax.websocket.OnClose;import javax.websocket.OnMessage;import javax.websocket.OnOpen;import javax.websocket.Session;import javax.websocket.server.ServerEndpoint; @ServerEndpoint("/echo") public class EchoServer { @OnOpen public void onOpen(Session session){ System.out.println(session.getId() + " has opened a connection"); try { session.getBasicRemote().sendText("Connection Established"); } catch (IOException ex) { ex.printStackTrace(); } } @OnMessage public void onMessage(String message, Session session){ System.out.println("Message from " + session.getId() + ": " + message); try { session.getBasicRemote().sendText(message); } catch (IOException ex) { ex.printStackTrace(); } } @OnClose public void onClose(Session session){ System.out.println("Session " +session.getId()+" has ended"); }} index.html; <!DOCTYPE html> <html> <head> <title>Echo Chamber</title> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width"> </head> <body> <div> <input type="text" id="messageinput"/> </div> <div> <button type="button" onclick="openSocket();" >Open</button> <button type="button" onclick="send();" >Send</button> <button type="button" onclick="closeSocket();" >Close</button> </div> <!-- Server responses get written here --> <div id="messages"></div> <!-- Script to utilise the WebSocket --> <script type="text/javascript"> var webSocket; var messages = document.getElementById("messages"); function openSocket(){ if(webSocket !== undefined && webSocket.readyState !== WebSocket.CLOSED){ writeResponse("WebSocket is already opened."); return; } *webSocket = new WebSocket("ws://" + window.location.host + "/TestWebApp/echo");* webSocket.onopen = function(event){ if(event.data === undefined) return; writeResponse(event.data); }; webSocket.onmessage = function(event){ writeResponse(event.data); }; webSocket.onclose = function(event){ writeResponse("Connection closed"); }; } function send(){ var text = document.getElementById("messageinput").value; webSocket.send(text); } function closeSocket(){ webSocket.close(); } function writeResponse(text){ messages.innerHTML += "<br/>" + text; } </script> </body> </html> Is their any particular way that the web socket is defined within the AS. Can anyone help me with this issue. Thanks in advance. [1] https://blog.idrsolutions.com/2013/12/websockets-an-introduction/ Regards. -- Sabra Ossen <http://lk.linkedin.com/in/sabraossen> Undergraduate | Department of Computer Science and Engineering University of Moratuwa Sri Lanka
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