# File lib/fog/bin/rackspace.rb, line 4
    def class_for(key)
      case key
      when :block_storage
        Fog::Rackspace::BlockStorage 
      when :cdn
        Fog::CDN::Rackspace
      when :compute
        Fog::Compute::Rackspace
      when :compute_v2
        Fog::Compute::RackspaceV2
      when :storage
        Fog::Storage::Rackspace
      when :load_balancers
        Fog::Rackspace::LoadBalancers
      when :dns
        Fog::DNS::Rackspace
      when :identity
        Fog::Rackspace::Identity
      when :databases
        Fog::Rackspace::Databases
      else
        raise ArgumentError, "Unrecognized service: #{key}"
      end
    end