lightning4j/client.html at master · coder-leehui/lightning4j · GitHub

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <title>服务端测试工具</title>
  <meta name="Generator" content="EditPlus">
  <meta name="Author" content="">
  <meta name="Keywords" content="">
  <meta name="Description" content="">
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
 </head>

 <body>
  <h3>服务器响应</h3>
  <textarea id="response" style="width:500px;height:300px;"></textarea>
  <br>
  <h3>发送内容</h3>
  <input id="request" type="text" style="width:200px;" value='{"cmd":"test", "module":"test", "data":{"id":"1", "name":"lee"}}'/>
  <input id="send" type="button" value="发送" onclick="send();"/>
 </body>
</html>
<script>
var socket = new WebSocket("ws://localhost:9000");

socket.onerror = function(event){
    console.log(event);
    alert("WebSocketError!");
};

// 打开Socket
socket.onopen = function(event) {
    alert("连接成功！");
	setInterval("heartBeat()", 5000);

	// 监听消息
	socket.onmessage = function(event) {
		console.log('Client received a message',event);
		if (event.data != "heartBeat")
		{
		    var ta = document.getElementById("response");
		    ta.value += (event.data+"\n")
		}
	};

	// 监听Socket的关闭
	socket.onclose = function(event) {
	    console.log('Client notified socket has closed',event);
		alert("与服务器断开连接!");
	};
};

function send() {
    socket.send(document.getElementById("request").value);
}

function heartBeat() {
    socket.send("heartBeat");
}
</script>