em-http-request_example.rb

#!/usr/bin/ruby

require 'rubygems'
require 'em-http-request'

urls = %w(
  http://www.livedoor.com/
  http://www.dena.jp/
  http://mixi.jp/
  http://www.gaiax.co.jp/
)

EventMachine.run do
  multi = EventMachine::MultiRequest.new

  urls.each do |url|
    multi.add(EventMachine::HttpRequest.new(url).get)
  end

  multi.callback do
    multi.responses[:succeeded].each do |response|
      puts "Got #{response.uri}"
    end
    EventMachine.stop
  end
end