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首先感謝Moishe的精彩頻道API。 我正在運行Google Channel API文檔中給出的一個簡單場景。我面臨的問題是頻道在打開後立即關閉。頻道api GAE頻道開放後立即關閉
/* Client Side */
public class Feed extends HttpServlet {
private static String feed=
"<html>" +
"<head>" +
"<title>Login</title>" +
"<script type=\"text/javascript\" src="/_ah/channel/jsapi\"></script>" +
"</head>" +
"<body>" +
"Feed" +
"<script>" +
"channel=new goog.appengine.Channel('{{ token }}');" +
"socket=channel.open();" +
"socket.onOpen=alert(\"channel opened");" +
"socket.onMessage=alert(\"New Message\");" +
"socket.onClose=alert(\"Socket Closed\");" +
"socket.onError=alert(\"Error\");" +
"</script>" +
"</body>" +
"</html>";"
public void doGet(HttpServletRequest req, HttpServletResponse res) throws IOException{
ChannelService channelservice=ChannelServiceFactory.getChannelService();
String token=channelservice.createChannel("sample");
feed = feed.replaceAll("\\{\\{ token \\}\\}", token);
res.setContentType("text/html");
res.getWriter().write(feed);
}
}
/* Server Side*/
public class QuestAsk extends HttpServlet{
public void doPost(HttpServletRequest req, HttpServletResponse resp)
{
ChannelService channelService=ChannelServiceFactory.getChannelService();
channelService.sendMessage(new ChannelMessage("sample","sample message"));
}
}
我向Feed發出GET請求。
這就是當我看到頻道打開,然後收到未定義的消息 - >頻道關閉 - >頻道錯誤。
顯然,我在這裏忽略了一些東西。非常感謝,如果有人能指出。謝謝你的幫助。
問候
JR
非常感謝Moishe。這工作!是大寫錯誤。非常感謝您指出這一點。 – user1302884 2012-04-03 07:00:06