Example of Java HTTP Client using Clojure

webclient.clj

(ns org.rssys.lib01
  (:import (java.net.http HttpClient HttpClient$Version HttpClient$Redirect
                          HttpResponse$BodyHandlers HttpRequest)
           (java.time Duration)
           (java.net URI)))

(defn http-get [^String url]
  (let [client (-> (HttpClient/newBuilder)
                 (.version HttpClient$Version/HTTP_1_1)
                 (.followRedirects HttpClient$Redirect/NORMAL)
                 (.connectTimeout (Duration/ofSeconds 20))
                 .build)
        request (-> (HttpRequest/newBuilder (URI. url))
                  .build)
        response (.send client request (HttpResponse$BodyHandlers/ofString))]
    {:status (.statusCode response)
     :body (.body response)}))