Mercurial Hosting > nabble
diff src/nabble/view/web/tools/OnlineUsers.java @ 0:7ecd1a4ef557
add content
| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Thu, 21 Mar 2019 19:15:52 -0600 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/nabble/view/web/tools/OnlineUsers.java Thu Mar 21 19:15:52 2019 -0600 @@ -0,0 +1,61 @@ + +package nabble.view.web.tools; + +import nabble.view.web.user.OnlineStatus; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.io.IOException; +import java.io.PrintWriter; +import java.util.ArrayList; +import java.util.Collections; +import java.util.Comparator; +import java.util.Map; + + +public final class OnlineUsers extends HttpServlet { + + private static class Entry { + String url; + int count; + Entry(String url, int count) { + this.url = url; + this.count = count; + } + } + + protected void service(HttpServletRequest request,HttpServletResponse response) + throws ServletException, IOException + { + Map<String, Integer> sites = OnlineStatus.getOnlineSites(); + ArrayList<Entry> list = new ArrayList<Entry>(sites.size()); + for (Map.Entry<String, Integer> entry : sites.entrySet()) { + list.add(new Entry(entry.getKey(), entry.getValue())); + } + + Collections.sort(list, new Comparator<Entry>() { + public int compare(Entry o1, Entry o2) { + return o1.count == o2.count? 0 : o1.count > o2.count? -1 : 1; + } + }); + + PrintWriter out = response.getWriter(); + + out.print( "\n<html>\n <head>\n <title>Online Users</title>\n <style type=\"text/css\">\n body {\n font-family:Verdana, Arial, Serif;\n font-size:.74em;\n }\n table td{padding:.4em .8em;border-bottom:1px solid #eee}\n </style>\n </head>\n <body>\n <div>\n <a href=\"/tools/\">Tools</a>\n </div>\n <h1>Online Users</h1>\n\n <table>\n " ); + for (Entry entry : list) { + out.print( "\n <tr><td><a href=\"" ); + out.print( (entry.url) ); + out.print( "\">" ); + out.print( (entry.url) ); + out.print( "</a></td><td>" ); + out.print( (entry.count) ); + out.print( "</td></tr>\n " ); + } + out.print( "\n </table>\n </body>\n</html>\n" ); + + } + +} +