refactor: rename AbstractEvent to DefaultEvent and make it concrete

Author: metacosm

operator-framework-core/src/main/java/io/javaoperatorsdk/operator/processing/event/AbstractEvent.java renamed to operator-framework-core/src/main/java/io/javaoperatorsdk/operator/processing/event/DefaultEvent.java

@@ -4,19 +4,19 @@
 import java.util.function.Predicate;
 
 @SuppressWarnings("rawtypes")
-public abstract class AbstractEvent implements Event {
+public class DefaultEvent implements Event {
 
   private final String relatedCustomResourceUid;
   private final Predicate<CustomResource> customResourcesSelector;
   private final EventSource eventSource;
 
-  public AbstractEvent(String relatedCustomResourceUid, EventSource eventSource) {
+  public DefaultEvent(String relatedCustomResourceUid, EventSource eventSource) {
     this.relatedCustomResourceUid = relatedCustomResourceUid;
     this.customResourcesSelector = null;
     this.eventSource = eventSource;
   }
 
-  public AbstractEvent(Predicate<CustomResource> customResourcesSelector, EventSource eventSource) {
+  public DefaultEvent(Predicate<CustomResource> customResourcesSelector, EventSource eventSource) {
     this.relatedCustomResourceUid = null;
     this.customResourcesSelector = customResourcesSelector;
     this.eventSource = eventSource;

operator-framework-core/src/main/java/io/javaoperatorsdk/operator/processing/event/internal/CustomResourceEvent.java

@@ -5,9 +5,9 @@
 import io.fabric8.kubernetes.client.CustomResource;
 import io.fabric8.kubernetes.client.Watcher;
 import io.javaoperatorsdk.operator.processing.KubernetesResourceUtils;
-import io.javaoperatorsdk.operator.processing.event.AbstractEvent;
+import io.javaoperatorsdk.operator.processing.event.DefaultEvent;
 
-public class CustomResourceEvent extends AbstractEvent {
+public class CustomResourceEvent extends DefaultEvent {
 
   private final Watcher.Action action;
   private final CustomResource customResource;

operator-framework-core/src/main/java/io/javaoperatorsdk/operator/processing/event/internal/TimerEvent.java

@@ -1,8 +1,8 @@
 package io.javaoperatorsdk.operator.processing.event.internal;
 
-import io.javaoperatorsdk.operator.processing.event.AbstractEvent;
+import io.javaoperatorsdk.operator.processing.event.DefaultEvent;
 
-public class TimerEvent extends AbstractEvent {
+public class TimerEvent extends DefaultEvent {
 
   public TimerEvent(String relatedCustomResourceUid, TimerEventSource eventSource) {
     super(relatedCustomResourceUid, eventSource);

operator-framework-core/src/test/java/io/javaoperatorsdk/operator/processing/CustomResourceSelectorTest.java

@@ -12,7 +12,7 @@
 
 import io.fabric8.kubernetes.client.Watcher;
 import io.javaoperatorsdk.operator.api.config.ConfigurationService;
-import io.javaoperatorsdk.operator.processing.event.AbstractEvent;
+import io.javaoperatorsdk.operator.processing.event.DefaultEvent;
 import io.javaoperatorsdk.operator.processing.event.DefaultEventSourceManager;
 import io.javaoperatorsdk.operator.processing.event.internal.CustomResourceEvent;
 import io.javaoperatorsdk.operator.sample.simple.TestCustomResource;
@@ -74,13 +74,13 @@ public void dispatchEventsWithPredicate() {
     customResourceCache.cacheResource(cr3);
 
     defaultEventHandler.handleEvent(
-        new AbstractEvent(
+        new DefaultEvent(
             c -> {
               var tcr = ((TestCustomResource) c);
               return Objects.equals("1", tcr.getSpec().getValue())
                   || Objects.equals("3", tcr.getSpec().getValue());
             },
-            null) {});
+            null));
 
     verify(eventDispatcherMock, timeout(SEPARATE_EXECUTION_TIMEOUT).times(2))
         .handleExecution(any());
@@ -97,7 +97,7 @@ public void dispatchEventsWithPredicate() {
         .hasSize(2)
         .allSatisfy(
             s -> {
-              assertThat(s.getEvents()).isNotEmpty().hasOnlyElementsOfType(AbstractEvent.class);
+              assertThat(s.getEvents()).isNotEmpty().hasOnlyElementsOfType(DefaultEvent.class);
               assertThat(s)
                   .satisfiesAnyOf(
                       e -> Objects.equals(cr1.getMetadata().getUid(), e.getCustomResourceUid()),