# File lib/fog/aws/simpledb.rb, line 68
        def initialize(options={})
          require 'fog/core/parser'

          @aws_access_key_id      = options[:aws_access_key_id]
          @aws_secret_access_key  = options[:aws_secret_access_key]
          @aws_session_token      = options[:aws_session_token]
          @connection_options     = options[:connection_options] || {}
          @hmac       = Fog::HMAC.new('sha256', @aws_secret_access_key)
          @nil_string = options[:nil_string]|| 'nil'

          options[:region] ||= 'us-east-1'
          @host = options[:host] || case options[:region]
          when 'us-east-1'
            'sdb.amazonaws.com'
          else
            "sdb.#{options[:region]}.amazonaws.com"
          end
          @path       = options[:path]        || '/'
          @persistent = options[:persistent]  || false
          @port       = options[:port]        || 443
          @scheme     = options[:scheme]      || 'https'
          @connection = Fog::Connection.new("#{@scheme}://#{@host}:#{@port}#{@path}", @persistent, @connection_options)
        end