Github user tillrohrmann commented on a diff in the pull request:

    https://github.com/apache/flink/pull/750#discussion_r38187428
  
    --- Diff: 
flink-runtime/src/main/java/org/apache/flink/runtime/jobmanager/web/JobManagerInfoServlet.java
 ---
    @@ -220,6 +222,30 @@ else if("cancel".equals(req.getParameter("get"))) {
     
                                Await.ready(response, timeout);
                        }
    +                   else if ("stop".equals(req.getParameter("get"))) {
    +                           String jobId = req.getParameter("job");
    +
    +                           response = jobmanager.ask(
    +                                           new 
StopJob(JobID.fromHexString(jobId)),
    +                                           timeout);
    +
    +                           Await.ready(response, timeout);
    +
    +                           String status = "success";
    +                           String cause = "";
    +
    +                           Object rc = response.value().get().get();
    --- End diff --
    
    We could use a `Await.result` if you're interested in the return value of 
the `Future`.


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