Microservices with Clojure

Integrating with Helping Hands

To integrate mount with the Helping Hands Consumer service project, create a state for a Datomic database connection within the helping-hands.consumer.state namespace, as shown here:

(ns helping-hands.consumer.state  "Initializes State for Consumer Service"  (:require [mount.core :refer [defstate] :as mount]            [helping-hands.consumer.persistence :as p]))(defstate consumerdb  :start (p/create-consumer-database)  :stop (.stop consumerdb))

The :start clause is called at the time of startup and :stop is called at shutdown. The function stop is defined for the ConsumerDB protocol, as shown in the following example under the helping-hands.consumer.persistence namespace:

(ns helping-hands.consumer.persistence "Persistence ...