github
/
gs-messaging-stomp-websocket
mirror of https://github.com/spring-guides/gs-messaging-stomp-websocket.git


			
				
					
						
						
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							<!DOCTYPE html>
<html>
<head>
    <title>Hello WebSocket</title>
    <script src="sockjs-0.3.4.js"></script>
    <script src="stomp.js"></script>
    <script type="text/javascript">
        var stompClient = null;
        
        function setConnected(connected) {
            document.getElementById('connect').disabled = connected;
            document.getElementById('disconnect').disabled = !connected;
            document.getElementById('conversationDiv').style.visibility = connected ? 'visible' : 'hidden';
            document.getElementById('response').innerHTML = '';
        }
        
        function connect() {
            var socket = new SockJS('/hello');
            stompClient = Stomp.over(socket);            
            stompClient.connect({}, function(frame) {
                setConnected(true);
                console.log('Connected: ' + frame);
                stompClient.subscribe('/direct/greetings', function(greeting){
                    showGreeting(JSON.parse(greeting.body).content);
                });
            });
        }
        
        function disconnect() {
            if (stompClient != null) {
                stompClient.disconnect();
            }
            setConnected(false);
            console.log("Disconnected");
        }
        
        function sendName() {
            var name = document.getElementById('name').value;
            stompClient.send("/app/hello", {}, JSON.stringify({ 'name': name }));
        }
        
        function showGreeting(message) {
            var response = document.getElementById('response');
            var p = document.createElement('p');
            p.style.wordWrap = 'break-word';
            p.appendChild(document.createTextNode(message));
            response.appendChild(p);
        }
    </script>
</head>
<body onload="disconnect()">
<noscript><h2 style="color: #ff0000">Seems your browser doesn't support Javascript! Websocket relies on Javascript being enabled. Please enable
    Javascript and reload this page!</h2></noscript>
<div>
    <div>
        <button id="connect" onclick="connect();">Connect</button>
        <button id="disconnect" disabled="disabled" onclick="disconnect();">Disconnect</button>
    </div>
    <div id="conversationDiv">
        <label>What is your name?</label><input type="text" id="name" />
        <button id="sendName" onclick="sendName();">Send</button>
        <p id="response"></p>
    </div>
</div>
</body>
</html>