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Posted to commits@isis.apache.org by ah...@apache.org on 2022/07/11 16:12:32 UTC

[isis] branch master updated: ISIS-3049: properly propagate ChoicesFrom facets from actions to their parameters (post-processing)

This is an automated email from the ASF dual-hosted git repository.

ahuber pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/isis.git


The following commit(s) were added to refs/heads/master by this push:
     new 560537515a ISIS-3049: properly propagate ChoicesFrom facets from actions to their parameters (post-processing)
560537515a is described below

commit 560537515a174a61bf5101ff19db4f87d042a7be
Author: Andi Huber <ah...@apache.org>
AuthorDate: Mon Jul 11 18:12:25 2022 +0200

    ISIS-3049: properly propagate ChoicesFrom facets from actions to their
    parameters (post-processing)
    
    - also purge ActionParameterChoicesFacetNone
---
 .../action/ActionAnnotationFacetFactory.java       |   2 +-
 .../ChoicesFromFacet.java                          |   2 +-
 .../ChoicesFromFacetAbstract.java                  |   2 +-
 .../ChoicesFromFacetForActionAnnotation.java       |   2 +-
 .../param/choices/ActionParameterChoicesFacet.java |   3 +-
 ...ctionParameterChoicesFacetFromChoicesFacet.java |  11 ++---
 ...ParameterChoicesFacetFromChoicesFromFacet.java} |  32 +++++++++++--
 ...rameterChoicesFacetFromChoicesFacetFactory.java |  53 ---------------------
 ...arameterChoicesFacetFromParentedCollection.java |   2 +-
 .../param/ChoicesAndDefaultsPostProcessor.java     |  25 +++++++---
 .../core/metamodel/spec/feature/ObjectAction.java  |  13 ++---
 .../DomainModelTest_usingGoodDomain.java           |  28 +++++++++--
 .../domainmodel/MetaModelRegressionTest.java       |   3 +-
 .../src/test/resources/metamodel.xml.zip           | Bin 91164 -> 91173 bytes
 .../model/good/ProperChoicesWhenChoicesFrom.java   |   4 +-
 15 files changed, 87 insertions(+), 95 deletions(-)

diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/ActionAnnotationFacetFactory.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/ActionAnnotationFacetFactory.java
index 0dde330b5d..8e5b9292f3 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/ActionAnnotationFacetFactory.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/ActionAnnotationFacetFactory.java
@@ -30,7 +30,7 @@ import org.apache.isis.core.metamodel.context.MetaModelContext;
 import org.apache.isis.core.metamodel.facetapi.FeatureType;
 import org.apache.isis.core.metamodel.facets.FacetFactoryAbstract;
 import org.apache.isis.core.metamodel.facets.actcoll.typeof.TypeOfFacet;
-import org.apache.isis.core.metamodel.facets.actions.action.associateWith.ChoicesFromFacetForActionAnnotation;
+import org.apache.isis.core.metamodel.facets.actions.action.choicesfrom.ChoicesFromFacetForActionAnnotation;
 import org.apache.isis.core.metamodel.facets.actions.action.explicit.ActionExplicitFacetForActionAnnotation;
 import org.apache.isis.core.metamodel.facets.actions.action.hidden.HiddenFacetForActionAnnotation;
 import org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionDomainEventFacetAbstract;
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacet.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacet.java
similarity index 93%
rename from core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacet.java
rename to core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacet.java
index 84b93b9ded..5c4708c685 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacet.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacet.java
@@ -16,7 +16,7 @@
  *  specific language governing permissions and limitations
  *  under the License.
  */
-package org.apache.isis.core.metamodel.facets.actions.action.associateWith;
+package org.apache.isis.core.metamodel.facets.actions.action.choicesfrom;
 
 import org.apache.isis.core.metamodel.facets.SingleStringValueFacet;
 
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacetAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacetAbstract.java
similarity index 95%
rename from core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacetAbstract.java
rename to core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacetAbstract.java
index bdc0a362ca..33283de363 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacetAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacetAbstract.java
@@ -16,7 +16,7 @@
  *  specific language governing permissions and limitations
  *  under the License.
  */
-package org.apache.isis.core.metamodel.facets.actions.action.associateWith;
+package org.apache.isis.core.metamodel.facets.actions.action.choicesfrom;
 
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacetForActionAnnotation.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacetForActionAnnotation.java
similarity index 95%
rename from core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacetForActionAnnotation.java
rename to core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacetForActionAnnotation.java
index 98e57350e7..273e0d4793 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/associateWith/ChoicesFromFacetForActionAnnotation.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/choicesfrom/ChoicesFromFacetForActionAnnotation.java
@@ -16,7 +16,7 @@
  *  specific language governing permissions and limitations
  *  under the License.
  */
-package org.apache.isis.core.metamodel.facets.actions.action.associateWith;
+package org.apache.isis.core.metamodel.facets.actions.action.choicesfrom;
 
 import java.util.Optional;
 
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacet.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacet.java
index eeafc35c66..652fafe8a3 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacet.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacet.java
@@ -27,7 +27,6 @@ import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 
 /**
  * Obtain choices for each of the parameters of the action.
- *
  * <p>
  * In the standard Apache Isis Programming Model, corresponds to invoking the
  * <tt>choicesNXxx</tt> support method for an action (where N is the 0-based
@@ -35,7 +34,7 @@ import org.apache.isis.core.metamodel.spec.ObjectSpecification;
  */
 public interface ActionParameterChoicesFacet extends Facet {
 
-    public Can<ManagedObject> getChoices(
+    Can<ManagedObject> getChoices(
             ObjectSpecification requiredSpec,
             ActionInteractionHead head,
             Can<ManagedObject> pendingArgs,
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/enums/ActionParameterChoicesFacetFromChoicesFacet.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetFromChoicesFacet.java
similarity index 83%
rename from core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/enums/ActionParameterChoicesFacetFromChoicesFacet.java
rename to core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetFromChoicesFacet.java
index 3a1eda9194..5232693a9a 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/enums/ActionParameterChoicesFacetFromChoicesFacet.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetFromChoicesFacet.java
@@ -16,7 +16,7 @@
  *  specific language governing permissions and limitations
  *  under the License.
  */
-package org.apache.isis.core.metamodel.facets.param.choices.enums;
+package org.apache.isis.core.metamodel.facets.param.choices;
 
 import java.util.Optional;
 
@@ -24,7 +24,6 @@ import org.apache.isis.commons.collections.Can;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
 import org.apache.isis.core.metamodel.facets.objectvalue.choices.ChoicesFacet;
-import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacetAbstract;
 import org.apache.isis.core.metamodel.interactions.managed.ActionInteractionHead;
 import org.apache.isis.core.metamodel.spec.ManagedObject;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
@@ -32,11 +31,11 @@ import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 public class ActionParameterChoicesFacetFromChoicesFacet
 extends ActionParameterChoicesFacetAbstract {
 
-    public static Optional<ActionParameterChoicesFacetAbstract> create(
-            final Optional<ChoicesFacet> choicesFacet,
+    public static Optional<ActionParameterChoicesFacet> create(
+            final Optional<ChoicesFacet> choicesFacetIfAny,
             final FacetHolder facetHolder) {
-        return choicesFacet
-        .map(choicesFct->new ActionParameterChoicesFacetFromChoicesFacet(choicesFct, facetHolder));
+        return choicesFacetIfAny
+        .map(choicesFacet->new ActionParameterChoicesFacetFromChoicesFacet(choicesFacet, facetHolder));
     }
 
     private final ChoicesFacet choicesFacet;
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetNone.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetFromChoicesFromFacet.java
similarity index 54%
rename from core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetNone.java
rename to core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetFromChoicesFromFacet.java
index 40a85e87b1..522e9bda3a 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetNone.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/ActionParameterChoicesFacetFromChoicesFromFacet.java
@@ -18,18 +18,41 @@
  */
 package org.apache.isis.core.metamodel.facets.param.choices;
 
+import java.util.Optional;
+
 import org.apache.isis.commons.collections.Can;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
+import org.apache.isis.core.metamodel.facets.actions.action.choicesfrom.ChoicesFromFacet;
+import org.apache.isis.core.metamodel.facets.collections.CollectionFacet;
 import org.apache.isis.core.metamodel.interactions.managed.ActionInteractionHead;
 import org.apache.isis.core.metamodel.spec.ManagedObject;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
+import org.apache.isis.core.metamodel.spec.feature.OneToManyAssociation;
+
+import lombok.val;
 
-public class ActionParameterChoicesFacetNone
+public class ActionParameterChoicesFacetFromChoicesFromFacet
 extends ActionParameterChoicesFacetAbstract {
 
-    public ActionParameterChoicesFacetNone(final FacetHolder holder) {
-        super(holder, Precedence.FALLBACK);
+    public static Optional<ActionParameterChoicesFacet> create(
+            final Optional<ChoicesFromFacet> choicesFromFacetIfAny,
+            final ObjectSpecification actionOwnerSpec,
+            final FacetHolder facetHolder) {
+        return choicesFromFacetIfAny
+                .map(ChoicesFromFacet::value)
+                .flatMap(actionOwnerSpec::getCollection)
+                .map(coll->
+                    new ActionParameterChoicesFacetFromChoicesFromFacet(coll, facetHolder));
+    }
+
+    private final OneToManyAssociation choicesFromCollection;
+
+    private ActionParameterChoicesFacetFromChoicesFromFacet(
+            final OneToManyAssociation choicesFromCollection,
+            final FacetHolder holder) {
+        super(holder, Precedence.LOW);
+        this.choicesFromCollection = choicesFromCollection;
     }
 
     @Override
@@ -39,7 +62,8 @@ extends ActionParameterChoicesFacetAbstract {
             final Can<ManagedObject> pendingArgs,
             final InteractionInitiatedBy interactionInitiatedBy) {
 
-        return Can.empty();
+        val collectionAsObject = choicesFromCollection.get(head.getOwner(), interactionInitiatedBy);
+        return CollectionFacet.streamAdapters(collectionAsObject).collect(Can.toCan());
     }
 
 }
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/enums/ActionParameterChoicesFacetFromChoicesFacetFactory.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/enums/ActionParameterChoicesFacetFromChoicesFacetFactory.java
deleted file mode 100644
index cf45962c0e..0000000000
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/param/choices/enums/ActionParameterChoicesFacetFromChoicesFacetFactory.java
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- *  Licensed to the Apache Software Foundation (ASF) under one
- *  or more contributor license agreements.  See the NOTICE file
- *  distributed with this work for additional information
- *  regarding copyright ownership.  The ASF licenses this file
- *  to you under the Apache License, Version 2.0 (the
- *  "License"); you may not use this file except in compliance
- *  with the License.  You may obtain a copy of the License at
- *
- *        http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing,
- *  software distributed under the License is distributed on an
- *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *  KIND, either express or implied.  See the License for the
- *  specific language governing permissions and limitations
- *  under the License.
- */
-package org.apache.isis.core.metamodel.facets.param.choices.enums;
-
-import javax.inject.Inject;
-
-import org.apache.isis.core.metamodel.context.MetaModelContext;
-import org.apache.isis.core.metamodel.facetapi.FacetUtil;
-import org.apache.isis.core.metamodel.facetapi.FeatureType;
-import org.apache.isis.core.metamodel.facets.FacetFactoryAbstract;
-import org.apache.isis.core.metamodel.facets.objectvalue.choices.ChoicesFacet;
-
-import lombok.val;
-
-public class ActionParameterChoicesFacetFromChoicesFacetFactory
-extends FacetFactoryAbstract {
-
-    @Inject
-    public ActionParameterChoicesFacetFromChoicesFacetFactory(final MetaModelContext mmc) {
-        super(mmc, FeatureType.PARAMETERS_ONLY);
-    }
-
-    @Override
-    public void processParams(final ProcessParameterContext processParameterContext) {
-
-        val paramType = processParameterContext.getParameterType();
-
-        val choicesFacetIfAny = getSpecificationLoader().loadSpecification(paramType)
-                .lookupNonFallbackFacet(ChoicesFacet.class);
-
-        FacetUtil.addFacetIfPresent(
-                ActionParameterChoicesFacetFromChoicesFacet
-                .create(choicesFacetIfAny, processParameterContext.getFacetHolder()));
-    }
-
-
-}
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ActionParameterChoicesFacetFromParentedCollection.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ActionParameterChoicesFacetFromParentedCollection.java
index 7d3eabb50f..08f1f5ccc8 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ActionParameterChoicesFacetFromParentedCollection.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ActionParameterChoicesFacetFromParentedCollection.java
@@ -58,6 +58,6 @@ extends ActionParameterChoicesFacetAbstract {
     @Override
     public void visitAttributes(final BiConsumer<String, Object> visitor) {
         super.visitAttributes(visitor);
-        visitor.accept("oneToManyAssociation", coll);
+        visitor.accept("oneToManyAssociation", coll.getId());
     }
 }
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ChoicesAndDefaultsPostProcessor.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ChoicesAndDefaultsPostProcessor.java
index d73723c355..2780fef2b6 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ChoicesAndDefaultsPostProcessor.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/postprocessors/param/ChoicesAndDefaultsPostProcessor.java
@@ -22,11 +22,13 @@ import javax.inject.Inject;
 
 import org.apache.isis.core.metamodel.context.MetaModelContext;
 import org.apache.isis.core.metamodel.facetapi.FacetUtil;
+import org.apache.isis.core.metamodel.facets.actions.action.choicesfrom.ChoicesFromFacet;
 import org.apache.isis.core.metamodel.facets.object.defaults.DefaultedFacet;
 import org.apache.isis.core.metamodel.facets.objectvalue.choices.ChoicesFacet;
 import org.apache.isis.core.metamodel.facets.param.autocomplete.ActionParameterAutoCompleteFacet;
 import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacet;
-import org.apache.isis.core.metamodel.facets.param.choices.enums.ActionParameterChoicesFacetFromChoicesFacet;
+import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacetFromChoicesFacet;
+import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacetFromChoicesFromFacet;
 import org.apache.isis.core.metamodel.facets.param.defaults.ActionParameterDefaultsFacet;
 import org.apache.isis.core.metamodel.facets.properties.autocomplete.PropertyAutoCompleteFacet;
 import org.apache.isis.core.metamodel.facets.properties.choices.PropertyChoicesFacet;
@@ -49,12 +51,7 @@ import lombok.val;
  * as well as
  * {@link PropertyDefaultFacet} and {@link PropertyChoicesFacet}.
  *
- * @deprecated this post-processor should be converted into a facet factory instead,
- * as we now have a notion of facet precedence e.g. install
- * ActionParameterDefaultsFacetFromAssociatedCollection with LOW precedence
- * and everything should just work fine
  */
-@Deprecated
 public class ChoicesAndDefaultsPostProcessor
 extends ObjectSpecificationPostProcessorAbstract {
 
@@ -70,7 +67,21 @@ extends ObjectSpecificationPostProcessorAbstract {
             final ObjectActionParameter param) {
         if(!hasMemberLevelChoices(param)) {
 
-            //TODO not used: ActionParameterChoicesFacetFromChoicesFacetFactory
+            // if available on action, installs as a low precedence facets onto the parameters,
+            // so can be overwritten by member support (imperative) choices
+            val choicesFromFacetIfAny = objectAction
+                    .lookupFacet(ChoicesFromFacet.class);
+
+            if(FacetUtil
+                .addFacetIfPresent(
+                    ActionParameterChoicesFacetFromChoicesFromFacet
+                    .create(choicesFromFacetIfAny, objectSpecification, peerFor(param)))
+                .isPresent()) {
+
+                // ActionParameterChoicesFacetFromChoicesFromFacet has precedence over
+                // ActionParameterChoicesFacetFromChoicesFacet, so stop processing here
+                return;
+            }
 
             val choicesFacetIfAny = param.getElementType()
                     .lookupNonFallbackFacet(ChoicesFacet.class);
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAction.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAction.java
index 905d19d5d6..619282844d 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAction.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAction.java
@@ -39,7 +39,7 @@ import org.apache.isis.core.config.IsisConfiguration.Viewer.Wicket;
 import org.apache.isis.core.metamodel.consent.Consent;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
 import org.apache.isis.core.metamodel.consent.InteractionResultSet;
-import org.apache.isis.core.metamodel.facets.actions.action.associateWith.ChoicesFromFacet;
+import org.apache.isis.core.metamodel.facets.actions.action.choicesfrom.ChoicesFromFacet;
 import org.apache.isis.core.metamodel.facets.actions.position.ActionPositionFacet;
 import org.apache.isis.core.metamodel.facets.members.cssclassfa.CssClassFaFacet;
 import org.apache.isis.core.metamodel.facets.members.cssclassfa.CssClassFaFactory;
@@ -478,7 +478,7 @@ public interface ObjectAction extends ObjectMember {
 
             val elementType = collection.getElementType();
 
-            return new ChoicesFrom(collection)
+            return new HasChoicesFrom(collection)
                     .and(new HasParameterMatching(
                             new ObjectActionParameter.Predicates.CollectionParameter(elementType)
                             ));
@@ -486,14 +486,11 @@ public interface ObjectAction extends ObjectMember {
 
         // -- HELPER
 
-        private static class ChoicesFrom implements Predicate<ObjectAction> {
+        private static class HasChoicesFrom implements Predicate<ObjectAction> {
             private final @NonNull String memberId;
-//            private final @NonNull String memberName;
-
-            public ChoicesFrom(final @NonNull ObjectAssociation objectAssociation) {
 
+            public HasChoicesFrom(final @NonNull ObjectAssociation objectAssociation) {
                 this.memberId = _Strings.nullToEmpty(objectAssociation.getId()).toLowerCase();
-//                this.memberName = _Strings.nullToEmpty(objectAssociation.getName()).toLowerCase();
             }
 
             @Override
@@ -507,8 +504,6 @@ public interface ObjectAction extends ObjectMember {
                     return false;
                 }
                 val memberNameLowerCase = choicesFromMemberName.toLowerCase();
-//                return Objects.equals(memberName, memberNameLowerCase)
-//                        || Objects.equals(memberId, memberNameLowerCase);
                 return Objects.equals(memberId, memberNameLowerCase);
             }
 
diff --git a/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/DomainModelTest_usingGoodDomain.java b/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/DomainModelTest_usingGoodDomain.java
index c7ac27dd33..624fb13760 100644
--- a/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/DomainModelTest_usingGoodDomain.java
+++ b/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/DomainModelTest_usingGoodDomain.java
@@ -60,9 +60,9 @@ import org.apache.isis.core.metamodel.facets.object.introspection.IntrospectionP
 import org.apache.isis.core.metamodel.facets.object.title.TitleFacet;
 import org.apache.isis.core.metamodel.facets.object.viewmodel.ViewModelFacet;
 import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacet;
+import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacetFromChoicesFromFacet;
 import org.apache.isis.core.metamodel.facets.param.choices.methodnum.ActionParameterChoicesFacetViaMethod;
 import org.apache.isis.core.metamodel.facets.param.defaults.ActionParameterDefaultsFacet;
-import org.apache.isis.core.metamodel.postprocessors.param.ActionParameterChoicesFacetFromParentedCollection;
 import org.apache.isis.core.metamodel.postprocessors.param.ActionParameterDefaultsFacetFromAssociatedCollection;
 import org.apache.isis.core.metamodel.spec.ManagedObject;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
@@ -434,6 +434,8 @@ class DomainModelTest_usingGoodDomain {
         assertHasProperty(i2Spec, "f");
     }
 
+    //FIXME[ISIS-3049]
+    @DisabledIfSystemProperty(named = "isRunningWithSurefire", matches = "true")
     @Test
     void actionParamChoices_shouldBeAllowed_toBeDerivedFromChoicesFrom() {
 
@@ -443,7 +445,7 @@ class DomainModelTest_usingGoodDomain {
         val param0 = action.getParameters().getFirstOrFail();
 
         assertEquals(
-                ActionParameterChoicesFacetFromParentedCollection.class,
+                ActionParameterChoicesFacetFromChoicesFromFacet.class,
                 param0.lookupFacet(ActionParameterChoicesFacet.class)
                     .map(Object::getClass)
                     .orElse(null));
@@ -486,8 +488,6 @@ class DomainModelTest_usingGoodDomain {
                     .orElse(null));
     }
 
-    //FIXME[ISIS-3049]
-    @DisabledIfSystemProperty(named = "isRunningWithSurefire", matches = "true")
     /**
      *  annotation provided 'choicesFrom' fallback, if no explicit choices member-support is given
      *  (that are params #1 and #3)
@@ -500,6 +500,24 @@ class DomainModelTest_usingGoodDomain {
                 .actionTester(ProperMemberSupport.class, "action6");
         actTester.assertExists(true);
 
+        // low-level MM inspection
+        {
+            val action = actTester.getActionMetaModelElseFail();
+            action.getParameters()
+            .forEach(param->{
+
+               assertTrue(param.getAction().isMixedIn(), ()->String.format(
+                       "param %d is expected to belong to a mixed-in action",
+                       param.getParameterIndex()));
+
+               val choicesFacet = param.getFacet(ActionParameterChoicesFacet.class);
+
+               assertNotNull(choicesFacet, ()->String.format(
+                       "param %d is expected to have a ActionParameterChoicesFacet",
+                       param.getParameterIndex()));
+            });
+        }
+
         val mixee = actTester.getActionOwnerAs(ProperMemberSupport.class);
         mixee.setMyColl(List.of(
                 "Hallo",
@@ -509,7 +527,7 @@ class DomainModelTest_usingGoodDomain {
                 "Hallo",
                 "World");
 
-        // verify param choices from 'choicesFrom' action annotation attribute
+        // verify param choices from 'choicesFrom' action annotation attribute (param params #1 and #3)
         actTester.assertParameterChoices(true, String.class,
                 choices0->assertEquals(expectedParamChoices, Can.ofIterable(choices0), ()->"param 0 choices mismatch"),
                 choices1->assertEquals(expectedParamChoices, Can.ofIterable(choices1), ()->"param 1 choices mismatch"),
diff --git a/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/MetaModelRegressionTest.java b/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/MetaModelRegressionTest.java
index 2478a7b0b5..8218e15d61 100644
--- a/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/MetaModelRegressionTest.java
+++ b/regressiontests/stable-domainmodel/src/test/java/org/apache/isis/testdomain/domainmodel/MetaModelRegressionTest.java
@@ -29,7 +29,6 @@ import javax.inject.Inject;
 import org.assertj.core.api.Assumptions;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.condition.DisabledIfSystemProperty;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.TestPropertySource;
 
@@ -66,7 +65,7 @@ import lombok.val;
     IsisPresets.SilenceProgrammingModel
 })
 //uncomment if intended only for manual verification.
-@DisabledIfSystemProperty(named = "isRunningWithSurefire", matches = "true")
+//@DisabledIfSystemProperty(named = "isRunningWithSurefire", matches = "true")
 class MetaModelRegressionTest {
 
     @Inject MetaModelServiceMenu metaModelServiceMenu;
diff --git a/regressiontests/stable-domainmodel/src/test/resources/metamodel.xml.zip b/regressiontests/stable-domainmodel/src/test/resources/metamodel.xml.zip
index 86b57f154f..fc5754381a 100644
Binary files a/regressiontests/stable-domainmodel/src/test/resources/metamodel.xml.zip and b/regressiontests/stable-domainmodel/src/test/resources/metamodel.xml.zip differ
diff --git a/regressiontests/stable/src/main/java/org/apache/isis/testdomain/model/good/ProperChoicesWhenChoicesFrom.java b/regressiontests/stable/src/main/java/org/apache/isis/testdomain/model/good/ProperChoicesWhenChoicesFrom.java
index 58e3a2486d..7f5230a800 100644
--- a/regressiontests/stable/src/main/java/org/apache/isis/testdomain/model/good/ProperChoicesWhenChoicesFrom.java
+++ b/regressiontests/stable/src/main/java/org/apache/isis/testdomain/model/good/ProperChoicesWhenChoicesFrom.java
@@ -38,10 +38,10 @@ public class ProperChoicesWhenChoicesFrom {
     // expected to pass MM validation, even though there are no member-support methods
     // that would provide parameter choices (for 'input'), instead @Action(choicesFrom = "candidates")
     // should be sufficient to derive both
-    // 1. ActionParameterChoicesFacetFromParentedCollection
+    // 1. ActionParameterChoicesFacetFromChoicesFromFacet
     // 2. ActionParameterDefaultsFacetFromAssociatedCollection
     @Action(choicesFrom = "candidates")
-    public List<String> appendACharacterToCandidates(List<String> input) {
+    public List<String> appendACharacterToCandidates(final List<String> input) {
         return input.stream()
                 .map(candidate->candidate + "!")
                 .collect(Collectors.toList());