转载自博客园张果
package action; import javax.websocket.CloseReason; import javax.websocket.OnClose; import javax.websocket.OnError; import javax.websocket.OnMessage; import javax.websocket.OnOpen; import javax.websocket.Session; import javax.websocket.server.PathParam; import javax.websocket.server.ServerEndpoint; //ws://127.0.0.1:8087/Demo1/ws/张三 @ServerEndpoint("/ws/{user}") public class WSServer { private String currentUser; //连接打开时执行 @OnOpen public void onOpen(@PathParam("user") String user, Session session) { currentUser = user; System.out.println("Connected ... " + session.getId()); } //收到消息时执行 @OnMessage public String onMessage(String message, Session session) { System.out.println(currentUser + "：" + message); return currentUser + "：" + message; } //连接关闭时执行 @OnClose public void onClose(Session session, CloseReason closeReason) { System.out.println(String.format("Session %s closed because of %s", session.getId(), closeReason)); } //连接错误时执行 @OnError public void onError(Throwable t) { t.printStackTrace(); } }
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<meta charset="UTF-8"/>
<title>WebSocket客户端</title>
</head>
<body>
<div>
<input type="button" id="btnConnection" value="连接" />
<input type="button" id="btnClose" value="关闭" />
<input type="button" id="btnSend" value="发送" />
</div>
<script src="js/jquery-1.11.1.min.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
$(function() {
var socket;
if(typeof(WebSocket) == "undefined") {
alert("您的浏览器不支持WebSocket");
return;
}
$("#btnConnection").click(function() {
//实现化WebSocket对象，指定要连接的服务器地址与端口
socket = new WebSocket("ws://127.0.0.1:8087/WebSocketServer/ws/张三");
//打开事件
socket.onopen = function() {
alert("Socket 已打开");
//socket.send("这是来自客户端的消息" + location.href + new Date());
};
//获得消息事件
socket.onmessage = function(msg) {
alert(msg.data);
};
//关闭事件
socket.onclose = function() {
alert("Socket已关闭");
};
//发生了错误事件
socket.onerror = function() {
alert("发生了错误");
}
});
$("#btnSend").click(function() {
socket.send("这是来自客户端的消息" + location.href + new Date());
});
$("#btnClose").click(function() {
socket.close();
});
});
</script>
</body>
</html>
原文地址:http://www.cnblogs.com/best/p/5695570.html