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tie-rack/middleware.clj

Last active December 15, 2015 22:19
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middleware.clj
(defn example-middleware [handler]
(fn [request]
(let [now (System/currentTimeMillis)
modified-request (assoc-in request [:headers "received-at"] now)
response (handler modified-request)]
(assoc-in response
[:headers "processing-time"]
(- (System/currentTimeMillis) now)))))
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