JRuby and Amazon S3

jruby10.rb

require "rubygems"
require "bundler/setup"

require 'yaml'
require 'aws-sdk'
#require 'jruby-openssl'

bucket_name = "talim"
file_name   = "jrubyaws.txt"

# load_file(filepath)
# loads a document from the file located at filepath
config = YAML::load_file('config.yml') 
AWS.config(config)

# get an instance of the S3 interface using the default configuration
s3 = AWS::S3.new

# create a bucket
b = s3.buckets.create(bucket_name)

# upload a file
basename = File.basename(file_name)
o = b.objects[basename]
o.write(:file => file_name)

puts "Uploaded #{file_name} to:"
puts o.public_url

# generate a presigned URL
puts "\nUse this URL to download the file:"
puts o.url_for(:read)