threads.rb

require 'httparty'

class API

  def initialize
    @endpoints = ['http://cnn.com', 'http://fox.com']
  end

  def process
    step_1
  end

  def step_1
    puts "Start step 1 \n"
    threads = []
    @endpoints.each {|endpoint| threads << Thread.new {get_request(endpoint)}}
    threads.each {|thread| thread.join }
    step_2
  end

  def step_2
    puts "Start step 2 \n"
    sleep(1)
    puts "Finishing work in step 2 \n"
    step_3
  end

  def step_3
    puts "Start step 3 \n"
    puts "Finishing work in step 3 \n"
  end

  def get_request(endpoint)
    puts HTTParty.get(endpoint)
  end

end

my_api = API.new()
my_api.process