# this code is to delete update files
def  deleterwdscheduleupdatefiles
 # exception begin
 begin 
   fileListarray      = Dir.new($rwdschedule_updatedirectory).entries.sort.delete_if { |x| ! (x =~ /sch$/) }
           #loop through and get the files names
           
         fileListarray.each do |x|
               filetodelete = File.join($rwdschedule_updatedirectory,x)
               if File.exist?(filetodelete)
                 File.delete(filetodelete)
               end
          end
          @rwdscheduleftpdisplay = "update files deleted"
  rescue 
  @rwdscheduleftpdisplay = "error opening schedule update directory"
  end # end of error function
 end