module HTTParty::ClassMethods

def connection_adapter(custom_adapter = nil, options = nil)

Other tags:
    See: HTTParty::ConnectionAdapter -

Other tags:
    Example: provide optional configuration for your connection_adapter - 
def connection_adapter(custom_adapter = nil, options = nil)
  if custom_adapter.nil?
    default_options[:connection_adapter]
  else
    default_options[:connection_adapter] = custom_adapter
    default_options[:connection_adapter_options] = options
  end
end