# File lib/juicer/install/closure_compiler_installer.rb, line 29
      def install(version = nil)
        version = super(version)
        base = "closure-compiler-#{version}"
        filename = download(@download_link % version)
        target = File.join(@install_dir, path)

        Zip::ZipFile.open(filename) do |file|
          file.extract("README", File.join(target, version, "README"))
          file.extract("compiler.jar", File.join(target, "bin", "#{base}.jar"))
        end
      end