I'm trying to add application to CP using method:
  addJobStreamInstance(Identifier jobStreamId, java.util.Date inputArrivalTime, java.lang.String alias, Context context)
but I getting the error AWSJCS011E An internal error has occurred. The error is the following: "UNSUPPORTED_METHOD".
My code is:
    QueryFilter queryFilter = new QueryFilter();
    queryFilter.setFilter(JobStreamFilters.JOB_STREAM_NAME, "APNAME");
    QueryResult queryResult = model.queryTWSObject(JobStream.class, queryFilter, 5, null);
    List<JobStreamHeader> jobStreamHeaderList = queryResult.getList();
    Identifier applicationId = jobStreamHeaderList.get(0).getId();
    plan.addJobStreamInstance(applicationId, new Date(),jobStreamHeaderList.get(0).getName()+"A1",null);
				
                        
That method is for TWSd only.
The following methods are available on TWS for z/OS: