JMathnov

def parseUriParameters(uri: String): Map[String, Seq[String]] = {
    val parts = uri split "\\?"
    if (parts.length > 1) {
      val query = parts(1)
      val utf8 = "UTF-8"
      query.split("&").flatMap{queryString =>
        val fullQueryParam = queryString.split("=")
        val keyValues = fullQueryParam.headOption.flatMap(key => fullQueryParam.drop(1).headOption.map(value => URLDecoder.decode(key, utf8) -> URLDecoder.decode(value, utf8)))
        keyValues
      }.groupBy(_._1).mapValues(_.toVector.map(_._2))