migane

# Alpha.txt is supposed to be a text file with multiple lines

# my_sort_file.rb
class MySortFile
  def call(env)
    req = Rack::Request.new(env)
    initial_file = req.params['file']

    Rack::Response.new.finish do |res|
      res['Content-Type'] = 'text/plain'

migane

# jruby01.rb

require 'java'

java_import('java.util.Date') { |pkg, name| 'JDate' }
# To get the locales
java_import('java.util.Locale') { |pkg, name| 'JLocale'}
java_import('java.text.DateFormat')

# Get the date in local format

migane

# Using MigLayout as frankly Javax Swing without a decent GUI
# tool is really a nightmare
# One has to download the MigLayout jar from its site
# then put it inside the jruby/lib folder

require 'java'

# For rvm users => allow to just run jruby frontend.rb
# provided that a .rvmrc has been created in the directory where
# frontend.rb is located.