{"id":832,"date":"2017-10-22T00:24:19","date_gmt":"2017-10-21T22:24:19","guid":{"rendered":"http:\/\/www.rocworks.at\/wordpress\/?p=832"},"modified":"2017-10-23T08:12:10","modified_gmt":"2017-10-23T06:12:10","slug":"clojure-connected-to-winccoa","status":"publish","type":"post","link":"https:\/\/www.rocworks.at\/wordpress\/?p=832","title":{"rendered":"Clojure connected to WinCC OA&#8230;"},"content":{"rendered":"<p>Because Clojure is a JVM language,\u00a0<a href=\"https:\/\/github.com\/vogler75\/oa4j\">oa4j<\/a> can be used to connect to WinCC Open Architecture.<\/p>\n<pre>(def manager (new JManager))\r\n\r\n(defn callback [values]\r\n  (let [v (reduce #(+ %1 %2) (map #(.getValueObject %) values))];\r\n    (dpSet :ExampleDP_Trend1. v)))\r\n\r\n(defn -main [&amp; args]\r\n  (.init manager (into-array args))\r\n  (.start manager)\r\n  (dpSet {:ExampleDP_Arg1. 2.0 :ExampleDP_Arg2. 3.0})\r\n  (println (clojure.string\/join \",\" \r\n    (dpGet [:ExampleDP_Arg1. :ExampleDP_Arg2.])))\r\n  (let [c (dpConnect [:ExampleDP_Arg1. :ExampleDP_Arg2.] callback)]\r\n    (Thread\/sleep 180000)\r\n    (.disconnect c))\r\n  (.stop manager))<\/pre>\n<p>Full example can be found <a href=\"https:\/\/github.com\/vogler75\/oa4j\/blob\/master\/Clojure\/src\/at\/rocworks\/oa4j\/core.clj\">here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Because Clojure is a JVM language,\u00a0oa4j can be used to connect to WinCC Open Architecture. (def manager (new JManager)) (defn callback [values] (let [v (reduce #(+ %1 %2) (map #(.getValueObject %) values))]; (dpSet :ExampleDP_Trend1. v))) (defn -main [&amp; args] (.init &hellip; <a href=\"https:\/\/www.rocworks.at\/wordpress\/?p=832\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-832","post","type-post","status-publish","format-standard","hentry","category-allgemein"],"_links":{"self":[{"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=832"}],"version-history":[{"count":8,"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/832\/revisions"}],"predecessor-version":[{"id":840,"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/832\/revisions\/840"}],"wp:attachment":[{"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rocworks.at\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}