MEMO-740: Set max.poll.interval.ms to 3600000 (1 hour)

src/main/kotlin/Service.kt

@@ -33,6 +33,7 @@ class Service(fileName: String = "app.yml") : Closeable {
     companion object {
         const val FEDORA_PROPERTIES_PREFIX = "fedora"
         const val CONSUMER_MAX_POLL_RECORDS = "10"
+        const val CONSUMER_MAX_INTERVAL_MS = "3600000" // 3600000ms = 1h
 
         fun createFedoraClient(appSettings: Properties): FedoraClient {
             return FedoraClientImpl.builder()
@@ -61,6 +62,7 @@ class Service(fileName: String = "app.yml") : Closeable {
     init {
         val consumerSettings = settings.kafkaConsumerSettings
         consumerSettings.setProperty("max.poll.records", CONSUMER_MAX_POLL_RECORDS)
+        consumerSettings.setProperty("max.poll.interval.ms", CONSUMER_MAX_INTERVAL_MS)
         consumer = Consumer(consumerSettings, settings.inputTopic)
         producer = Producer(settings.kafkaProducerSettings, settings.outputTopic)
         log.info("Connected to Kafka.")