clj-nakadi-java's Introduction

clj-nakadi-java

Nakadi client in Clojure. Thin wrapper around nakadi-java.

[me.dryewo/clj-nakadi-java "0.0.8"]

Usage

Recommended way:

project.clj:

(defproject my/project "0.1.0-SNAPSHOT"
    ...
  :dependencies [[org.clojure/clojure "1.9.0"]
                 [functionalbytes/mount-lite "2.1.1"]
                 [cyrus/config "0.2.2"]
                 [me.dryewo/clj-nakadi-java "0.0.8"]])

my-project.clj:

(ns my.project.events
  (:require [cyrus-config.core :as cfg]
            [mount.lite :as m]
            [clojure.string :as str]
            [clj-nakadi-java.core :as nakadi]))


(cfg/def NAKADI_URL {:required true})
(cfg/def SUBSCRIPTION_ID {:required true})
(cfg/def ACCESS_TOKEN {:required true})
(cfg/def BATCH_LIMIT)


(m/defstate client
  :start (nakadi/make-client NAKADI_URL (fn [] ACCESS_TOKEN)))


(defn callback [event]
  (println "Processed" (pr-str event)))


(m/defstate consumer
  :start (do
           (nakadi/consume-subscription @client SUBSCRIPTION_ID callback)
           ;(nakadi/consume-subscription @client {:subscription-id SUBSCRIPTION_ID :batch-limit BATCH_LIMIT} callback)
           ;(nakadi/consume-subscription @client stream-config callback)
           ;(nakadi/consume-raw-events @client "foobar.event" callback)
           )
  :stop (time (@consumer)))


(comment
  (nakadi/publish-events @client "foobar.event" [{:foo "bar"}])
  (nakadi/publish-events @client "foobar.event" (for [i (range 10)]
                                                      {:x i})))