Adjustments

src/main/kotlin/no/iktdev/eventi/ZDS.kt

@@ -21,9 +21,12 @@ import java.time.format.DateTimeFormatter
 object ZDS {
     val gson = WGson.gson
 
-    fun Event.toPersisted(id: Long, persistedAt: LocalDateTime = LocalDateTime.now()): PersistedEvent {
+    fun Event.toPersisted(id: Long, persistedAt: LocalDateTime = LocalDateTime.now()): PersistedEvent? {
         val payloadJson = gson.toJson(this)
-        val eventName = this::class.simpleName ?: error("Missing class name")
+        val eventName = this::class.simpleName ?: run {
+            println("Missing class name for event: $this")
+            return null
+        }
         return PersistedEvent(
             id = id,
             referenceId = referenceId,
@@ -37,15 +40,21 @@ object ZDS {
     /**
      * Convert a PersistedEvent back to its original Event type using the event type registry and Gson for deserialization.
      */
-    fun PersistedEvent.toEvent(): Event {
+    fun PersistedEvent.toEvent(): Event? {
         val clazz = EventTypeRegistry.resolve(event)
-            ?: error("Unknown event type: $event")
+            ?: run {
+                println("Missing class name for event: $this")
+                return null
+            }
         return gson.fromJson(data, clazz)
     }
 
-    fun Task.toPersisted(id: Long, status: TaskStatus = TaskStatus.Pending, persistedAt: LocalDateTime = LocalDateTime.now()): PersistedTask {
+    fun Task.toPersisted(id: Long, status: TaskStatus = TaskStatus.Pending, persistedAt: LocalDateTime = LocalDateTime.now()): PersistedTask? {
         val payloadJson = gson.toJson(this)
-        val taskName = this::class.simpleName ?: error("Missing class name")
+        val taskName = this::class.simpleName ?: run {
+            println("Missing class name for task: $this")
+            return null
+        }
         return PersistedTask(
             id = id,
             referenceId = referenceId,

src/main/kotlin/no/iktdev/eventi/events/AbstractEventPoller.kt

@@ -14,8 +14,8 @@ abstract class AbstractEventPoller(
     private val dispatcher: EventDispatcher
 ) {
     var lastSeenTime: LocalDateTime = LocalDateTime.MIN
-    var backoff = Duration.ofSeconds(2)
-        private set
+    open var backoff = Duration.ofSeconds(2)
+        protected set
     private val maxBackoff = Duration.ofMinutes(1)
 
 
@@ -42,7 +42,7 @@ abstract class AbstractEventPoller(
             if (dispatchQueue.isProcessing(referenceId)) continue
 
             val fullLog = eventStore.getPersistedEventsFor(referenceId)
-            val events = fullLog.map { it.toEvent() }
+            val events = fullLog.mapNotNull { it.toEvent() }
 
             dispatchQueue.dispatch(referenceId, events, dispatcher)
             lastSeenTime = fullLog.maxOf { it.persistedAt }

src/main/kotlin/no/iktdev/eventi/tasks/AbstractTaskPoller.kt

@@ -10,7 +10,8 @@ abstract class AbstractTaskPoller(
     private val taskStore: TaskStore,
     private val reporterFactory: (Task) -> TaskReporter
 ) {
-    var backoff = Duration.ofSeconds(2)
+
+    open var backoff = Duration.ofSeconds(2)
         protected set
     private val maxBackoff = Duration.ofMinutes(1)
 

src/main/kotlin/no/iktdev/eventi/tasks/TaskListener.kt

@@ -15,7 +15,7 @@ import kotlin.coroutines.cancellation.CancellationException
  * @param T The type of result produced by processing the task.
  * @param reporter An instance of [TaskReporter] for reporting task status and events.
  */
-abstract class TaskListener<T>(val taskType: TaskType): TaskListenerImplementation<T> {
+abstract class TaskListener<T>(val taskType: TaskType = TaskType.CPU_INTENSIVE): TaskListenerImplementation<T> {
 
     init {
         TaskListenerRegistry.registerListener(this)

src/test/kotlin/no/iktdev/eventi/EventDispatcherTest.kt

@@ -52,7 +52,7 @@ class EventDispatcherTest: TestBase() {
         assertNotNull(produced)
 
         val event = produced!!.toEvent()
-        assertEquals(trigger.eventId, event.metadata.derivedFromId)
+        assertEquals(trigger.eventId, event!!.metadata.derivedFromId)
         assertTrue(event is DerivedEvent)
     }
 
@@ -62,9 +62,10 @@ class EventDispatcherTest: TestBase() {
 
         val trigger = TriggerEvent()
         val derived = DerivedEvent().derivedOf(trigger).toPersisted(1L, LocalDateTime.now())
-        eventStore.persist(derived.toEvent()) // simulate prior production
 
-        dispatcher.dispatch(trigger.referenceId, listOf(trigger, derived.toEvent()))
+        eventStore.persist(derived!!.toEvent()!!) // simulate prior production
+
+        dispatcher.dispatch(trigger.referenceId, listOf(trigger, derived!!.toEvent()!!))
 
         assertEquals(1, eventStore.all().size) // no new event produced
     }
@@ -86,7 +87,7 @@ class EventDispatcherTest: TestBase() {
 
         val trigger = TriggerEvent()
         dispatcher.dispatch(trigger.referenceId, listOf(trigger))
-        val replayContext = listOf(trigger) + eventStore.all().map { it.toEvent() }
+        val replayContext = listOf(trigger) + eventStore.all().mapNotNull { it.toEvent() }
 
         dispatcher.dispatch(trigger.referenceId, replayContext)
 

src/test/kotlin/no/iktdev/eventi/InMemoryEventStore.kt

@@ -19,7 +19,7 @@ class InMemoryEventStore : EventStore {
 
     override fun persist(event: Event) {
         val persistedEvent = event.toPersisted(nextId++, LocalDateTime.now())
-        persisted += persistedEvent
+        persisted += persistedEvent!!
     }
 
     fun all(): List<PersistedEvent> = persisted

src/test/kotlin/no/iktdev/eventi/InMemoryTaskStore.kt

@@ -15,7 +15,7 @@ open class InMemoryTaskStore : TaskStore {
 
     override fun persist(task: Task) {
         val persistedTask = task.toPersisted(nextId++)
-        tasks += persistedTask
+        tasks += persistedTask!!
     }
 
     override fun findByTaskId(taskId: UUID) = tasks.find { it.taskId == taskId }

src/test/kotlin/no/iktdev/eventi/ZDSTest.kt

@@ -32,7 +32,7 @@ class ZDSTest {
         val echo = EchoEvent("hello")
         val persisted = echo.toPersisted(id = 1L)
 
-        val restored = persisted.toEvent()
+        val restored = persisted!!.toEvent()
         assert(restored is EchoEvent)
         assert((restored as EchoEvent).data == "hello")
 
@@ -53,7 +53,7 @@ class ZDSTest {
 
         val persisted = task.toPersisted(id = 1L)
 
-        val restored = persisted.toTask()
+        val restored = persisted!!.toTask()
         assert(restored is TestTask)
         assert((restored as TestTask).data == "Potato")
         assert(restored.metadata.created == task.metadata.created)