config.ru

require 'sinatra-jruby-glassfish'

# You would only say MyApp.run! is
# how you run Sinatra::Base apps
# when there is no rackup file

# Use this in a rackup file
run MyApp

sinatra-jruby-glassfish.rb

require 'sinatra/base' # was 'sinatra' b4 run
require 'rack/handler/grizzly'
class MyApp < Sinatra::Base

  # When you require Sinatra::Base the
  # methods for configuration are only
  # available on the Sinatra::Base
  # eigenclass
  set :app_file, __FILE__
  
  # There is no need to set the server in Sinatra
  # when using a rackup file.
  #set :server, "grizzly"

  get "/" do
    'Hello world!'
  end
end