refactor: remove default deleteResource implementations

Author: metacosm

operator-framework/src/test/java/io/javaoperatorsdk/operator/config/runtime/DefaultConfigurationServiceTest.java

@@ -10,7 +10,6 @@
 import io.javaoperatorsdk.operator.ControllerUtils;
 import io.javaoperatorsdk.operator.api.Context;
 import io.javaoperatorsdk.operator.api.Controller;
-import io.javaoperatorsdk.operator.api.DeleteControl;
 import io.javaoperatorsdk.operator.api.ResourceController;
 import io.javaoperatorsdk.operator.api.UpdateControl;
 import org.junit.jupiter.api.Test;
@@ -59,13 +58,6 @@ static class TestCustomFinalizerController
     @Version("v1")
     public class InnerCustomResource extends CustomResource {}
 
-    @Override
-    public DeleteControl deleteResource(
-        TestCustomFinalizerController.InnerCustomResource resource,
-        Context<InnerCustomResource> context) {
-      return DeleteControl.DEFAULT_DELETE;
-    }
-
     @Override
     public UpdateControl<TestCustomFinalizerController.InnerCustomResource> createOrUpdateResource(
         InnerCustomResource resource, Context<InnerCustomResource> context) {
@@ -75,11 +67,6 @@ public UpdateControl<TestCustomFinalizerController.InnerCustomResource> createOr
 
   @Controller(generationAwareEventProcessing = false, name = "test")
   static class TestCustomResourceController implements ResourceController<TestCustomResource> {
-    @Override
-    public DeleteControl deleteResource(
-        TestCustomResource resource, Context<TestCustomResource> context) {
-      return DeleteControl.DEFAULT_DELETE;
-    }
 
     @Override
     public UpdateControl<TestCustomResource> createOrUpdateResource(

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/doubleupdate/DoubleUpdateTestCustomResourceController.java

@@ -17,12 +17,6 @@ public class DoubleUpdateTestCustomResourceController
   public static final String TEST_ANNOTATION_VALUE = "TestAnnotationValue";
   private final AtomicInteger numberOfExecutions = new AtomicInteger(0);
 
-  @Override
-  public DeleteControl deleteResource(
-      DoubleUpdateTestCustomResource resource, Context<DoubleUpdateTestCustomResource> context) {
-    return DeleteControl.DEFAULT_DELETE;
-  }
-
   @Override
   public UpdateControl<DoubleUpdateTestCustomResource> createOrUpdateResource(
       DoubleUpdateTestCustomResource resource, Context<DoubleUpdateTestCustomResource> context) {

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/event/EventSourceTestCustomResourceController.java

@@ -5,7 +5,6 @@
 import io.javaoperatorsdk.operator.TestExecutionInfoProvider;
 import io.javaoperatorsdk.operator.api.Context;
 import io.javaoperatorsdk.operator.api.Controller;
-import io.javaoperatorsdk.operator.api.DeleteControl;
 import io.javaoperatorsdk.operator.api.ResourceController;
 import io.javaoperatorsdk.operator.api.UpdateControl;
 import io.javaoperatorsdk.operator.processing.event.EventSourceManager;
@@ -33,12 +32,6 @@ public void init(EventSourceManager eventSourceManager) {
     eventSourceManager.registerEventSource("Timer", timerEventSource);
   }
 
-  @Override
-  public DeleteControl deleteResource(
-      EventSourceTestCustomResource resource, Context<EventSourceTestCustomResource> context) {
-    return DeleteControl.DEFAULT_DELETE;
-  }
-
   @Override
   public UpdateControl<EventSourceTestCustomResource> createOrUpdateResource(
       EventSourceTestCustomResource resource, Context<EventSourceTestCustomResource> context) {

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/retry/RetryTestCustomResourceController.java

@@ -5,7 +5,6 @@
 import io.javaoperatorsdk.operator.TestExecutionInfoProvider;
 import io.javaoperatorsdk.operator.api.Context;
 import io.javaoperatorsdk.operator.api.Controller;
-import io.javaoperatorsdk.operator.api.DeleteControl;
 import io.javaoperatorsdk.operator.api.ResourceController;
 import io.javaoperatorsdk.operator.api.UpdateControl;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -25,12 +24,6 @@ public class RetryTestCustomResourceController
       LoggerFactory.getLogger(RetryTestCustomResourceController.class);
   private final AtomicInteger numberOfExecutions = new AtomicInteger(0);
 
-  @Override
-  public DeleteControl deleteResource(
-      RetryTestCustomResource resource, Context<RetryTestCustomResource> context) {
-    return DeleteControl.DEFAULT_DELETE;
-  }
-
   @Override
   public UpdateControl<RetryTestCustomResource> createOrUpdateResource(
       RetryTestCustomResource resource, Context<RetryTestCustomResource> context) {

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/subresource/SubResourceTestCustomResourceController.java

@@ -5,7 +5,6 @@
 import io.javaoperatorsdk.operator.TestExecutionInfoProvider;
 import io.javaoperatorsdk.operator.api.Context;
 import io.javaoperatorsdk.operator.api.Controller;
-import io.javaoperatorsdk.operator.api.DeleteControl;
 import io.javaoperatorsdk.operator.api.ResourceController;
 import io.javaoperatorsdk.operator.api.UpdateControl;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -23,12 +22,6 @@ public class SubResourceTestCustomResourceController
       LoggerFactory.getLogger(SubResourceTestCustomResourceController.class);
   private final AtomicInteger numberOfExecutions = new AtomicInteger(0);
 
-  @Override
-  public DeleteControl deleteResource(
-      SubResourceTestCustomResource resource, Context<SubResourceTestCustomResource> context) {
-    return DeleteControl.DEFAULT_DELETE;
-  }
-
   @Override
   public UpdateControl<SubResourceTestCustomResource> createOrUpdateResource(
       SubResourceTestCustomResource resource, Context<SubResourceTestCustomResource> context) {