java WebSocket HTML页面

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <title>webSocketTest客户端</title>

</head>

<body>

        <h4>客户端输入：</h4>

        <textarea id = "message" name="message" style="width: 200px;height: 100px"></textarea>

        <br/>

        <input type="button" value="发送到服务器" onclick="sendMessage()" />

        <h4>服务器返回消息：</h4>

        <textarea id = "responseText" name="message" style="width: 1100px;height: 100px"></textarea>

        <br/>

        <input type="button" οnclick="javascript:document.getElementById('responseText').value=''" value="clear data">

 <script type="text/javascript">

    function send(){

        alert(2);

    }

    var webSocket;

    if(window.WebSocket){

        webSocket = new WebSocket("ws://127.0.0.1:2048/ws");

        //客户端收到服务器的方法，这个方法就会被回调

        webSocket.onmessage = function (ev) {

            var contents = document.getElementById("responseText");

            contents.value = contents.value +"\n"+ ev.data;

        }

        webSocket.onopen = function (ev) {

            var contents = document.getElementById("responseText");

            contents.value = "与服务器端的websocket连接建立";

            var data = '{"method":"init","identifier":"11VKF7M0020199"}';

            webSocket.send(data);

        }

        webSocket.onclose = function (ev) {

            var contents = document.getElementById("responseText");

            contents.value =  contents.value +"\n"+ "与服务器端的websocket连接断开";

        }

    }else{

        alert("该环境不支持websocket")

    }

    function sendMessage() {

        //alert(document.getElementById("message").value);

        if(window.webSocket){

            if(webSocket.readyState == WebSocket.OPEN){

                var data2 = '{"method":"video","serialNumber":"yjdp"}';

                var data= '{"method":"video","identifier":"11VKF7M0020199","toIdentifier":"yjdp","status":"'+document.getElementById("message").value+'","url":"http://127.0.0.1:8081/UAV_FILES/FILES/0UYKG7K002001F.mp4"}';

                webSocket.send(data);

            }else{

                alert("与服务器连接尚未建立")

            }

        }

    }

</script>

</body>

</html>
巴特西

java WebSocket HTML页面

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