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Commit
5e0bf5cb
authored
Mar 09, 2020
by
zhangchen
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测试websocket
parent
ad329449
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src/main/webapp/websocket.jsp
src/main/webapp/websocket.jsp
0 → 100644
View file @
5e0bf5cb
<
%@
page
language=
"java"
import=
"java.util.*"
pageEncoding=
"utf-8"
%
>
<
%@
taglib
uri=
"http://java.sun.com/jsp/jstl/core"
prefix=
"c"
%
>
<c:set
var=
"ctx"
value=
"${pageContext.request.contextPath}"
/>
<c:set
var=
"ctxpath"
value=
"${pageContext.request.scheme}${'://'}${pageContext.request.serverName}${':'}${pageContext.request.serverPort}${pageContext.request.contextPath}"
/>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta
charset=
UTF-8"
>
<title>
登录测试
</title>
</head>
<body>
<h2>
Hello World!
</h2>
<div>
<span>
sessionId:
</span>
<
%
HttpSession
s=
request.getSession();
out
.
println
(
s
.
getId
());
%
>
</div>
<input
id=
"sessionId"
type=
"hidden"
value=
"<%=session.getId() %>"
/>
<input
id=
"text"
type=
"text"
/>
<button
onclick=
"send()"
>
发送消息
</button>
<hr
/>
<button
onclick=
"closeWebSocket()"
>
关闭WebSocket连接
</button>
<hr
/>
<div
id=
"message"
></div>
</body>
<script
type=
"text/javascript"
src=
"http://localhost:8080/static/js/sockjs.min.js"
></script>
<script
type=
"text/javascript"
>
var
websocket
=
null
;
if
(
'WebSocket'
in
window
)
{
websocket
=
new
WebSocket
(
"ws://localhost:8080/fun-golf-mobile/webSocketByFace/"
+
document
.
getElementById
(
'sessionId'
).
value
);
}
else
if
(
'MozWebSocket'
in
window
)
{
websocket
=
new
MozWebSocket
(
"ws://localhost:8080/webSocketByTomcat/"
+
document
.
getElementById
(
'sessionId'
).
value
);
}
else
{
websocket
=
new
SockJS
(
"localhost:8080/webSocketByTomcat/"
+
document
.
getElementById
(
'sessionId'
).
value
);
}
//连接发生错误的回调方法
websocket
.
onerror
=
function
()
{
setMessageInnerHTML
(
"WebSocket连接发生错误"
);
};
//连接成功建立的回调方法
websocket
.
onopen
=
function
()
{
setMessageInnerHTML
(
"WebSocket连接成功"
);
};
//接收到消息的回调方法
websocket
.
onmessage
=
function
(
event
)
{
setMessageInnerHTML
(
event
.
data
);
};
//连接关闭的回调方法
websocket
.
onclose
=
function
()
{
setMessageInnerHTML
(
"WebSocket连接关闭"
);
};
//监听窗口关闭事件,当窗口关闭时,主动去关闭websocket连接,防止连接还没断开就关闭窗口,server端会抛异常。
window
.
onbeforeunload
=
function
()
{
closeWebSocket
();
};
//将消息显示在网页上
function
setMessageInnerHTML
(
innerHTML
)
{
document
.
getElementById
(
'message'
).
innerHTML
+=
innerHTML
+
'
<
br
/>
';
} ;
//关闭WebSocket连接
function closeWebSocket() {
websocket.close();
};
//发送消息
function send() {
var message = document.getElementById('
text
'
).
value
;
var
bodys
=
new
Array
(
1
);
var
body
=
{
"deviceId"
:
"15D4037493C275B949FE6FDB3C0047F532"
,
"courseName"
:
"旭宝"
,
"userId"
:
"13525833395,19821271996,18983401147"
};
bodys
[
0
]
=
body
;
//bodys["uid"] = "19821271996";
message
=
{
"id"
:
"1234567"
,
"code"
:
"005"
,
"body"
:
body
}
//alert(JSON.stringify(message));
// return;
websocket
.
send
(
JSON
.
stringify
(
message
));
}
;
</script>
</html>
\ No newline at end of file
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