<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="content-type" content="text/html">
    <title>WebSocket</title>
    <a href="./a=1">link</a>
    <script type="text/javascript">
        var socket;
		if(!window.WebSocket){
			window.WebSocket = window.MozWebSocket;
		}

		if(window.WebSocket){
			socket = new WebSocket("ws://127.0.0.1/websocket");
			console.log(socket);
			socket.onmessage = function(event){
				var ta = document.getElementById('responseContent');
				ta.value += event.data + "\r\n";
			};

			socket.onopen = function(event){
				var ta = document.getElementById('responseContent');
				ta.value = "你当前的浏览器支持WebSocket,请进行后续操作\r\n";
			};

			socket.onclose = function(event){
				var ta = document.getElementById('responseContent');
				ta.value = "";
				ta.value = "WebSocket连接已经关闭\r\n";
			};
		}else{
			alert("您的浏览器不支持WebSocket");
		}


		function send(message){
			if(!window.WebSocket){
				return;
			}
			if(socket.readyState == WebSocket.OPEN){
				socket.send(message);
			}else{
				alert("WebSocket连接没有建立成功！！");
			}
		}
    </script>
</head>
<body>
<form onsubmit="return false;">
    <input type="text" name="message" value="" style="width:200px; height:18px;"/><br><br>
    <input type="button" value="发送WebSocket请求消息" onClick="send(this.form.message.value)">
    <hr color="red" size="5px">
    <h2>客户端接收到服务端返回的应答消息</h2>
    <textarea id="responseContent" style="width:1024px; height:300px"></textarea>
</form>
</body>
</html>

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