override def execute()

in kernel/src/main/scala/org/apache/toree/magic/builtin/AddDeps.scala [80:119]
33 lines of code
3 McCabe index (conditional complexity)

  override def execute(code: String): Unit = {
    val nonOptionArgs = parseArgs(code)
    dependencyDownloader.setPrintStream(printStream)

    val repository = getAll(_repository).getOrElse(Nil)
    val credentials = getAll(_credentials).getOrElse(Nil)
    val excludes = getAll(_exclude).getOrElse(Nil)

    val excludesSet = excludes.map((x: String) => {
      if (x.contains(":")) {
        (x.split(":")(0), x.split(":")(1))
      } else {
        (x, "*")
      }
    }: (String, String)).toSet

    val repositoriesWithCreds = dependencyDownloader.resolveRepositoriesAndCredentials(repository, credentials)

    if (nonOptionArgs.size == 3) {
      // get the jars and hold onto the paths at which they reside
      val uris = dependencyDownloader.retrieve(
        groupId                 = nonOptionArgs.head,
        artifactId              = nonOptionArgs(1),
        version                 = nonOptionArgs(2),
        transitive              = _transitive,
        ignoreResolutionErrors  = !_abortOnResolutionErrors,
        extraRepositories       = repositoriesWithCreds,
        verbose                 = _verbose,
        trace                   = _trace,
        excludes                = excludesSet,
        configuration           = get(_configuration),
        artifactClassifier      = get(_classifier)
      )

      // pass the new Jars to the kernel
      kernel.addJars(uris.filter(_.getPath.endsWith(".jar")): _*)
    } else {
      printHelp(printStream, """%AddDeps my.company artifact-id version""")
    }
  }