# File lib/s3/s3_interface.rb, line 82
    def initialize(aws_access_key_id=nil, aws_secret_access_key=nil, params={})
      init({:name             => 'S3',
            :default_host     => ENV['S3_URL'] ? URI.parse(ENV['S3_URL']).host : DEFAULT_HOST,
            :default_port     => ENV['S3_URL'] ? URI.parse(ENV['S3_URL']).port : DEFAULT_PORT,
            :default_service  => ENV['S3_URL'] ? URI.parse(ENV['S3_URL']).path : DEFAULT_SERVICE,
            :default_protocol => ENV['S3_URL'] ? URI.parse(ENV['S3_URL']).scheme : DEFAULT_PROTOCOL},
           aws_access_key_id || ENV['AWS_ACCESS_KEY_ID'],
           aws_secret_access_key || ENV['AWS_SECRET_ACCESS_KEY'],
           params)
    end