new

# File actionpack/lib/action_dispatch/http/upload.rb, line 25
      def initialize(hash) # :nodoc:
        @tempfile          = hash[:tempfile]
        raise(ArgumentError, ':tempfile is required') unless @tempfile

        @original_filename = encode_filename(hash[:filename])
        @content_type      = hash[:type]
        @headers           = hash[:head]
      end