You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@isis.apache.org by da...@apache.org on 2015/09/03 16:23:12 UTC

[5/5] isis git commit: ISIS-1194 (and also ISIS-1044): removing unused code.

ISIS-1194 (and also ISIS-1044): removing unused code.

- ActionFacet#invoke(...)
- Memento#encodedData, recreateFrom
- unused parameters (DeploymentCategory and AuthenticationSessionProvider) in ObjectFeature (members and parameters) class hierarchy
- removed DeploymentCategory and AuthenticationSessionProvider fields for SpecificationContext and ObjectMemberContext
- removed ObjectAssociationFilters static class, no longer used

Also:
- renamed SpecificationContext to ObjectSpecificationDependencies
- renamed ObjectMemberContext to ObjectMemberDependencies


Project: http://git-wip-us.apache.org/repos/asf/isis/repo
Commit: http://git-wip-us.apache.org/repos/asf/isis/commit/69450a33
Tree: http://git-wip-us.apache.org/repos/asf/isis/tree/69450a33
Diff: http://git-wip-us.apache.org/repos/asf/isis/diff/69450a33

Branch: refs/heads/master
Commit: 69450a333e250d07700464a4743a3c6d47285e71
Parents: dd162be
Author: Dan Haywood <da...@haywood-associates.co.uk>
Authored: Thu Sep 3 15:22:38 2015 +0100
Committer: Dan Haywood <da...@haywood-associates.co.uk>
Committed: Thu Sep 3 15:22:38 2015 +0100

----------------------------------------------------------------------
 .../invocation/ActionInvocationFacet.java       |  10 --
 ...onInvocationFacetForDomainEventAbstract.java |  12 +-
 .../CollectionAccessorFacetViaAccessor.java     |   2 -
 ...creatableObjectFacetDeclarativeAbstract.java |   6 +-
 .../choices/PropertyChoicesFacet.java           |   5 +-
 ...ertyChoicesFacetDerivedFromChoicesFacet.java |   6 +-
 .../method/PropertyChoicesFacetViaMethod.java   |   4 -
 .../spec/ObjectSpecificationDependencies.java   |  63 ++++++++++
 .../metamodel/spec/SpecificationContext.java    |  71 -----------
 .../metamodel/spec/feature/ObjectAction.java    |  12 +-
 .../spec/feature/ObjectActionParameter.java     |  13 +--
 .../spec/feature/ObjectAssociation.java         |  12 +-
 .../spec/feature/ObjectAssociationFilters.java  | 108 -----------------
 .../spec/feature/ObjectMemberContext.java       |  75 ------------
 .../spec/feature/ObjectMemberDependencies.java  |  59 ++++++++++
 .../specloader/ObjectReflectorDefault.java      |  12 +-
 .../specimpl/ObjectActionContributee.java       |  15 +--
 .../specloader/specimpl/ObjectActionImpl.java   |  12 +-
 .../specimpl/ObjectActionParameterAbstract.java |  26 +----
 ...jectActionParameterParseableContributee.java |   2 -
 .../specimpl/ObjectAssociationAbstract.java     |  10 +-
 .../specimpl/ObjectMemberAbstract.java          |  52 +++------
 .../specimpl/ObjectSpecificationAbstract.java   |  86 +++++++-------
 .../OneToManyAssociationContributee.java        |  17 +--
 .../specimpl/OneToManyAssociationImpl.java      |  15 +--
 .../OneToOneActionParameterContributee.java     |   4 -
 .../OneToOneAssociationContributee.java         |   6 +-
 .../specimpl/OneToOneAssociationImpl.java       |  39 ++-----
 .../dflt/ObjectSpecificationDefault.java        |  16 +--
 .../ObjectSpecificationOnStandaloneList.java    |  10 +-
 .../feature/ObjectAssociationFiltersTests.java  |  64 ----------
 .../specimpl/ObjectAssociationAbstractTest.java |   9 +-
 ...ectAssociationAbstractTest_alwaysHidden.java |   9 +-
 .../isis/core/runtime/memento/Memento.java      |  22 ----
 .../ActionInvocationFacetWrapTransaction.java   |  18 ---
 .../runtime/system/ObjectActionImplTest.java    |   7 +-
 .../system/ObjectMemberAbstractTest.java        |   8 +-
 .../system/OneToManyAssociationImplTest.java    |   6 +-
 .../viewer/wicket/model/models/ActionModel.java |   2 +-
 .../viewer/wicket/model/models/ScalarModel.java |   4 +-
 .../collection/bulk/BulkActionsLinkFactory.java |   2 +-
 .../wicket/ui/fixtures/ActionFixtures.java      | 117 -------------------
 .../wicket/ui/fixtures/AdapterFixtures.java     |  44 -------
 .../viewer/wicket/ui/fixtures/SpecFixtures.java |  44 -------
 .../handlers/DomainObjectInvocationHandler.java |  14 ---
 ...WrapperFactoryDefaultTest_wrappedObject.java |   9 +-
 46 files changed, 289 insertions(+), 870 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacet.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacet.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacet.java
index 1ce0b61..eb33902 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacet.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacet.java
@@ -24,10 +24,8 @@ import java.util.List;
 
 import org.apache.isis.applib.services.command.Command;
 import org.apache.isis.applib.services.command.CommandContext;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.IdentifiedHolder;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
@@ -43,14 +41,6 @@ import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
  */
 public interface ActionInvocationFacet extends Facet {
 
-    @Deprecated
-    public ObjectAdapter invoke(
-            ObjectAdapter targetAdapter,
-            ObjectAdapter[] argumentAdapters,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory,
-            final InteractionInitiatedBy interactionInitiatedBy);
-
     public ObjectAdapter invoke(
             ObjectAction owningAction,
             ObjectAdapter targetAdapter,

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacetForDomainEventAbstract.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacetForDomainEventAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacetForDomainEventAbstract.java
index acf8074..fa8dc68 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacetForDomainEventAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/actions/action/invocation/ActionInvocationFacetForDomainEventAbstract.java
@@ -150,7 +150,7 @@ public abstract class ActionInvocationFacetForDomainEventAbstract
 
     /**
      * Introduced to disambiguate the meaning of <tt>null</tt> as a return value of
-     * {@link ActionInvocationFacet#invoke(ObjectAdapter, ObjectAdapter[], AuthenticationSession, DeploymentCategory, InteractionInitiatedBy)}
+     * {@link ActionInvocationFacet#invoke(ObjectAdapter, ObjectAdapter[], InteractionInitiatedBy)}
      */
     public static class InvocationResult {
 
@@ -188,16 +188,6 @@ public abstract class ActionInvocationFacetForDomainEventAbstract
 
     @Override
     public ObjectAdapter invoke(
-            final ObjectAdapter targetAdapter,
-            final ObjectAdapter[] argumentAdapters,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory, final InteractionInitiatedBy interactionInitiatedBy) {
-        return invoke(null, targetAdapter, argumentAdapters,
-                interactionInitiatedBy);
-    }
-
-    @Override
-    public ObjectAdapter invoke(
             final ObjectAction owningAction,
             final ObjectAdapter targetAdapter,
             final ObjectAdapter[] arguments,

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/collections/accessor/CollectionAccessorFacetViaAccessor.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/collections/accessor/CollectionAccessorFacetViaAccessor.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/collections/accessor/CollectionAccessorFacetViaAccessor.java
index 13c0610..6e2893f 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/collections/accessor/CollectionAccessorFacetViaAccessor.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/collections/accessor/CollectionAccessorFacetViaAccessor.java
@@ -80,8 +80,6 @@ public class CollectionAccessorFacetViaAccessor
 
         final ObjectAdapter collectionAdapter = getAdapterManager().adapterFor(collectionOrArray);
 
-        final AuthenticationSession authenticationSession = getAuthenticationSession();
-        final DeploymentCategory deploymentCategory = getDeploymentCategory();
         boolean filterForVisibility = getConfiguration().getBoolean("isis.reflector.facet.filterVisibility", true);
         if(filterForVisibility) {
             final List<ObjectAdapter> visibleAdapters =

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/object/recreatable/RecreatableObjectFacetDeclarativeAbstract.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/object/recreatable/RecreatableObjectFacetDeclarativeAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/object/recreatable/RecreatableObjectFacetDeclarativeAbstract.java
index 551f3f0..16bbe25 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/object/recreatable/RecreatableObjectFacetDeclarativeAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/object/recreatable/RecreatableObjectFacetDeclarativeAbstract.java
@@ -135,7 +135,11 @@ public abstract class RecreatableObjectFacetDeclarativeAbstract extends Recreata
                 }
 
                 // otherwise, include
-                final ObjectAdapter propertyValueAdapter = property.get(adapterManager.adapterFor(viewModelPojo),
+
+                // REVIEW: this look to be the same as viewModelAdapter, above?
+                final ObjectAdapter ownerAdapter = adapterManager.adapterFor(viewModelPojo);
+
+                final ObjectAdapter propertyValueAdapter = property.get(ownerAdapter,
                         InteractionInitiatedBy.FRAMEWORK);
                 if(propertyValueAdapter != null) {
                     final Object propertyValue = propertyValueAdapter.getObject();

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/PropertyChoicesFacet.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/PropertyChoicesFacet.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/PropertyChoicesFacet.java
index 809fd2e..a1bdb5c 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/PropertyChoicesFacet.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/PropertyChoicesFacet.java
@@ -19,10 +19,8 @@
 
 package org.apache.isis.core.metamodel.facets.properties.choices;
 
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.spec.SpecificationLoader;
 
@@ -50,6 +48,5 @@ public interface PropertyChoicesFacet extends Facet {
     public Object[] getChoices(
             final ObjectAdapter adapter,
             final SpecificationLoader specificationLookup,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory, final InteractionInitiatedBy interactionInitiatedBy);
+            final InteractionInitiatedBy interactionInitiatedBy);
 }

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/enums/PropertyChoicesFacetDerivedFromChoicesFacet.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/enums/PropertyChoicesFacetDerivedFromChoicesFacet.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/enums/PropertyChoicesFacetDerivedFromChoicesFacet.java
index 55d6d18..5ba5ac8 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/enums/PropertyChoicesFacetDerivedFromChoicesFacet.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/enums/PropertyChoicesFacetDerivedFromChoicesFacet.java
@@ -19,10 +19,8 @@
 
 package org.apache.isis.core.metamodel.facets.properties.choices.enums;
 
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
 import org.apache.isis.core.metamodel.facets.FacetedMethod;
 import org.apache.isis.core.metamodel.facets.objectvalue.choices.ChoicesFacet;
@@ -39,9 +37,7 @@ public class PropertyChoicesFacetDerivedFromChoicesFacet extends PropertyChoices
     @Override
     public Object[] getChoices(
             final ObjectAdapter adapter,
-            final SpecificationLoader specificationLookupUNUSED,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory,
+            final SpecificationLoader specificationLoader,
             final InteractionInitiatedBy interactionInitiatedBy) {
 
         final FacetHolder facetHolder = getFacetHolder();

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/method/PropertyChoicesFacetViaMethod.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/method/PropertyChoicesFacetViaMethod.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/method/PropertyChoicesFacetViaMethod.java
index 411c7dd..fface56 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/method/PropertyChoicesFacetViaMethod.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/facets/properties/choices/method/PropertyChoicesFacetViaMethod.java
@@ -23,12 +23,10 @@ import java.lang.reflect.Method;
 import java.util.Collections;
 import java.util.List;
 
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.commons.lang.ObjectExtensions;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
 import org.apache.isis.core.metamodel.facets.ImperativeFacet;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
@@ -68,8 +66,6 @@ public class PropertyChoicesFacetViaMethod extends PropertyChoicesFacetAbstract
     public Object[] getChoices(
             final ObjectAdapter owningAdapter,
             final SpecificationLoader specificationLookup,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory,
             final InteractionInitiatedBy interactionInitiatedBy) {
         final Object options = ObjectAdapter.InvokeUtils.invoke(method, owningAdapter);
         if (options == null) {

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/ObjectSpecificationDependencies.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/ObjectSpecificationDependencies.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/ObjectSpecificationDependencies.java
new file mode 100644
index 0000000..4240d69
--- /dev/null
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/ObjectSpecificationDependencies.java
@@ -0,0 +1,63 @@
+/**
+ *  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.spec;
+
+import org.apache.isis.core.metamodel.adapter.ServicesProvider;
+import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
+import org.apache.isis.core.metamodel.specloader.facetprocessor.FacetProcessor;
+
+public class ObjectSpecificationDependencies {
+
+    private final DeploymentCategory deploymentCategory;
+    private final ServicesProvider servicesProvider;
+    private final ObjectInstantiator objectInstantiator;
+    private final SpecificationLoader specificationLoader;
+    private final FacetProcessor facetProcessor;
+
+    public ObjectSpecificationDependencies(
+            final DeploymentCategory deploymentCategory,
+            final ServicesProvider servicesProvider,
+            final ObjectInstantiator objectInstantiator,
+            final SpecificationLoader specificationLoader,
+            final FacetProcessor facetProcessor) {
+        this.deploymentCategory = deploymentCategory;
+        this.servicesProvider = servicesProvider;
+        this.objectInstantiator = objectInstantiator;
+        this.specificationLoader = specificationLoader;
+        this.facetProcessor = facetProcessor;
+    }
+
+    public DeploymentCategory getDeploymentCategory() {
+        return deploymentCategory;
+    }
+    
+    public ServicesProvider getServicesProvider() {
+        return servicesProvider;
+    }
+
+    public ObjectInstantiator getObjectInstantiator() {
+        return objectInstantiator;
+    }
+
+    public SpecificationLoader getSpecificationLoader() {
+        return specificationLoader;
+    }
+
+    public FacetProcessor getFacetProcessor() {
+        return facetProcessor;
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/SpecificationContext.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/SpecificationContext.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/SpecificationContext.java
deleted file mode 100644
index 30fd6f3..0000000
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/SpecificationContext.java
+++ /dev/null
@@ -1,71 +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.spec;
-
-import org.apache.isis.core.commons.authentication.AuthenticationSessionProvider;
-import org.apache.isis.core.metamodel.adapter.ServicesProvider;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
-import org.apache.isis.core.metamodel.specloader.facetprocessor.FacetProcessor;
-
-public class SpecificationContext {
-
-    private final DeploymentCategory deploymentCategory;
-    private final AuthenticationSessionProvider authenticationSessionProvider;
-    private final ServicesProvider servicesProvider;
-    private final ObjectInstantiator objectInstantiator;
-    private final SpecificationLoader specificationLoader;
-    private final FacetProcessor facetProcessor;
-
-    public SpecificationContext(
-            final DeploymentCategory deploymentCategory, 
-            final AuthenticationSessionProvider authenticationSessionProvider, 
-            final ServicesProvider servicesProvider, 
-            final ObjectInstantiator objectInstantiator, 
-            final SpecificationLoader specificationLoader,
-            final FacetProcessor facetProcessor) {
-        this.deploymentCategory = deploymentCategory;
-        this.authenticationSessionProvider = authenticationSessionProvider;
-        this.servicesProvider = servicesProvider;
-        this.objectInstantiator = objectInstantiator;
-        this.specificationLoader = specificationLoader;
-        this.facetProcessor = facetProcessor;
-    }
-
-    public DeploymentCategory getDeploymentCategory() {
-        return deploymentCategory;
-    }
-    
-    public AuthenticationSessionProvider getAuthenticationSessionProvider() {
-        return authenticationSessionProvider;
-    }
-
-    public ServicesProvider getServicesProvider() {
-        return servicesProvider;
-    }
-
-    public ObjectInstantiator getObjectInstantiator() {
-        return objectInstantiator;
-    }
-
-    public SpecificationLoader getSpecificationLoader() {
-        return specificationLoader;
-    }
-
-    public FacetProcessor getFacetProcessor() {
-        return facetProcessor;
-    }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAction.java
----------------------------------------------------------------------
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 7e0fbae..65f0115 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
@@ -32,12 +32,10 @@ import org.apache.isis.applib.annotation.Where;
 import org.apache.isis.applib.filter.Filter;
 import org.apache.isis.applib.value.Blob;
 import org.apache.isis.applib.value.Clob;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.commons.lang.StringFunctions;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.Consent;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.FacetFilters;
 import org.apache.isis.core.metamodel.facets.actions.bulk.BulkFacet;
@@ -103,7 +101,6 @@ public interface ObjectAction extends ObjectMember {
     ObjectAdapter executeWithRuleChecking(
             final ObjectAdapter target,
             final ObjectAdapter[] parameters,
-            final AuthenticationSession authenticationSession,
             final InteractionInitiatedBy interactionInitiatedBy,
             final Where where) throws AuthorizationException;
 
@@ -185,9 +182,8 @@ public interface ObjectAction extends ObjectMember {
      * the user can choose from.
      */
     ObjectAdapter[][] getChoices(
-            ObjectAdapter target,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory, final InteractionInitiatedBy interactionInitiatedBy);
+            final ObjectAdapter target,
+            final InteractionInitiatedBy interactionInitiatedBy);
 
     // //////////////////////////////////////////////////////
     // Utils
@@ -270,7 +266,6 @@ public interface ObjectAction extends ObjectMember {
         private Predicates() {
         }
 
-        // UNUSED?
         public static Predicate<ObjectAction> dynamicallyVisible(
                 final ObjectAdapter target,
                 final InteractionInitiatedBy interactionInitiatedBy,
@@ -279,12 +274,10 @@ public interface ObjectAction extends ObjectMember {
                     .asPredicate(Filters.dynamicallyVisible(target, interactionInitiatedBy, where));
         }
 
-        // UNUSED?
         public static Predicate<ObjectAction> withId(final String actionId) {
             return org.apache.isis.applib.filter.Filters.asPredicate(Filters.withId(actionId));
         }
 
-        // UNUSED?
         public static Predicate<ObjectAction> withNoValidationRules() {
             return org.apache.isis.applib.filter.Filters.asPredicate(Filters.withNoValidationRules());
         }
@@ -302,7 +295,6 @@ public interface ObjectAction extends ObjectMember {
             return org.apache.isis.applib.filter.Filters.asPredicate(Filters.notBulkOnly());
         }
 
-        // UNUSED?
         public static Predicate<ObjectAction> memberOrderOf(ObjectAssociation association) {
             return org.apache.isis.applib.filter.Filters.asPredicate(Filters.memberOrderOf(association));
         }

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectActionParameter.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectActionParameter.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectActionParameter.java
index 6503304..a99967d 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectActionParameter.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectActionParameter.java
@@ -23,10 +23,8 @@ import com.google.common.base.Function;
 
 import org.apache.isis.applib.filter.Filter;
 import org.apache.isis.applib.profiles.Localization;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facets.all.named.NamedFacet;
 import org.apache.isis.core.metamodel.interactions.ActionArgumentContext;
 
@@ -40,9 +38,7 @@ public interface ObjectActionParameter extends ObjectFeature, CurrentHolder {
      * 
      * <p>
      * Either this or {@link #isCollection()} will be true.
-     *
-     * <p>
-     * Design note: modelled after {@link ObjectAssociation#isNotCollection()}
+     * </p>
      */
     boolean isObject();
 
@@ -142,9 +138,10 @@ public interface ObjectActionParameter extends ObjectFeature, CurrentHolder {
      * @return
      */
     String isValid(
-            ObjectAdapter adapter,
-            Object proposedValue,
-            final InteractionInitiatedBy interactionInitiatedBy, Localization localization);
+            final ObjectAdapter adapter,
+            final Object proposedValue,
+            final InteractionInitiatedBy interactionInitiatedBy,
+            final Localization localization);
  
 
     

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociation.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociation.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociation.java
index 7e76770..8e32a1d 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociation.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociation.java
@@ -31,11 +31,9 @@ import com.google.common.collect.Maps;
 import org.apache.isis.applib.annotation.When;
 import org.apache.isis.applib.annotation.Where;
 import org.apache.isis.applib.filter.Filter;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.Consent;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facets.all.hide.HiddenFacet;
 import org.apache.isis.core.metamodel.facets.members.order.MemberOrderFacet;
 import org.apache.isis.core.metamodel.facets.object.value.ValueFacet;
@@ -97,8 +95,7 @@ public interface ObjectAssociation extends ObjectMember, CurrentHolder {
     public ObjectAdapter[] getAutoComplete(
             final ObjectAdapter object,
             final String searchArg,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory, final InteractionInitiatedBy interactionInitiatedBy);
+            final InteractionInitiatedBy interactionInitiatedBy);
 
     int getAutoCompleteMinLength();
 
@@ -173,35 +170,30 @@ public interface ObjectAssociation extends ObjectMember, CurrentHolder {
         /**
          * Only fields that are for reference properties (ie 1:1 associations)
          */
-        // UNUSED ?
         public final static Predicate<ObjectAssociation> REFERENCE_PROPERTIES =
                 org.apache.isis.applib.filter.Filters.asPredicate(Filters.REFERENCE_PROPERTIES);
 
         /**
          * Only fields that are for properties (ie 1:1 associations)
          */
-        // UNUSED ?
         public final static Predicate<ObjectAssociation> WHERE_VISIBLE_IN_COLLECTION_TABLE =
                 org.apache.isis.applib.filter.Filters.asPredicate(Filters.WHERE_VISIBLE_IN_COLLECTION_TABLE);
 
         /**
          * Only fields that are for properties (ie 1:1 associations)
          */
-        // UNUSED ?
         public final static Predicate<ObjectAssociation> WHERE_VISIBLE_IN_STANDALONE_TABLE =
                 org.apache.isis.applib.filter.Filters.asPredicate(Filters.WHERE_VISIBLE_IN_STANDALONE_TABLE);
 
         /**
          * All fields (that is, excludes out nothing).
          */
-        // UNUSED ?
         public final static Predicate<ObjectAssociation> ALL =
                 org.apache.isis.applib.filter.Filters.asPredicate(Filters.ALL);
 
         /**
          * Only fields that are for collections (ie 1:m associations)
          */
-        // UNUSED ?
         public final static Predicate<ObjectAssociation> COLLECTIONS =
                 org.apache.isis.applib.filter.Filters.asPredicate(Filters.COLLECTIONS);
 
@@ -212,12 +204,10 @@ public interface ObjectAssociation extends ObjectMember, CurrentHolder {
         public static final Predicate<ObjectAssociation> VISIBLE_AT_LEAST_SOMETIMES =
                 org.apache.isis.applib.filter.Filters.asPredicate(Filters.VISIBLE_AT_LEAST_SOMETIMES);
 
-        // UNUSED ?
         public static final Predicate<ObjectAssociation> staticallyVisible(final Where context) {
             return org.apache.isis.applib.filter.Filters.asPredicate(Filters.staticallyVisible(context));
         }
 
-        // UNUSED ?
         public static final Predicate<ObjectAssociation> dynamicallyVisible(
                 final ObjectAdapter target,
                 final InteractionInitiatedBy interactionInitiatedBy,

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociationFilters.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociationFilters.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociationFilters.java
deleted file mode 100644
index a0e0b5d..0000000
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectAssociationFilters.java
+++ /dev/null
@@ -1,108 +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.spec.feature;
-
-import org.apache.isis.applib.annotation.Where;
-import org.apache.isis.applib.filter.Filter;
-import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
-import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-
-@Deprecated
-public class ObjectAssociationFilters {
-
-    /**
-     * @deprecated - use {@link ObjectAssociation.Filters#PROPERTIES}
-     */
-    @Deprecated
-    // UNUSED?
-    public final static Filter<ObjectAssociation> PROPERTIES = ObjectAssociation.Filters.PROPERTIES;
-
-    /**
-     * @deprecated - use {@link ObjectAssociation.Filters#REFERENCE_PROPERTIES}
-     */
-    @Deprecated
-    // UNUSED?
-    public final static Filter<ObjectAssociation> REFERENCE_PROPERTIES = ObjectAssociation.Filters.REFERENCE_PROPERTIES;
-
-    /**
-     * @deprecated - use {@link ObjectAssociation.Filters#WHERE_VISIBLE_IN_COLLECTION_TABLE}
-     */
-    @Deprecated
-    // UNUSED?
-    public final static Filter<ObjectAssociation> WHERE_VISIBLE_IN_COLLECTION_TABLE = ObjectAssociation.Filters.WHERE_VISIBLE_IN_COLLECTION_TABLE;
-
-    /**
-     * @deprecated - use {@link ObjectAssociation.Filters#WHERE_VISIBLE_IN_STANDALONE_TABLE}
-     */
-    @Deprecated
-    // UNUSED?
-    public final static Filter<ObjectAssociation> WHERE_VISIBLE_IN_STANDALONE_TABLE = ObjectAssociation.Filters.WHERE_VISIBLE_IN_STANDALONE_TABLE;
-
-    /**
-     * @deprecated
-     */
-    @Deprecated
-    // UNUSED ?
-    public final static Filter<ObjectAssociation> ALL = ObjectAssociation.Filters.ALL;
-
-    /**
-     * @deprecated
-     */
-    @Deprecated
-    // UNUSED ?
-    public final static Filter<ObjectAssociation> COLLECTIONS = ObjectAssociation.Filters.COLLECTIONS;
-
-    /**
-     * @deprecated
-     */
-    @Deprecated
-    // UNUSED ?
-    public static final Filter<ObjectAssociation> VISIBLE_AT_LEAST_SOMETIMES = ObjectAssociation.Filters.VISIBLE_AT_LEAST_SOMETIMES;
-
-    /**
-     * @deprecated
-     */
-    @Deprecated
-    // UNUSED ?
-    public static final Filter<ObjectAssociation> staticallyVisible(final Where context) {
-        return ObjectAssociation.Filters.staticallyVisible(context);
-    }
-    
-    /**
-     * @deprecated
-     */
-    // UNUSED ?
-    @Deprecated
-    public static Filter<ObjectAssociation> dynamicallyVisible(
-            final ObjectAdapter target,
-            final InteractionInitiatedBy interactionInitiatedBy,
-            final Where where) {
-        return ObjectAssociation.Filters.dynamicallyVisible(target, interactionInitiatedBy, where);
-    }
-
-    /**
-     * @deprecated
-     */
-    @Deprecated
-    public static Filter<ObjectAssociation> enabled(
-            final ObjectAdapter adapter,
-            final InteractionInitiatedBy interactionInitiatedBy,
-            final Where where) {
-        return ObjectAssociation.Filters.enabled(adapter, interactionInitiatedBy, where);
-    }
-    
-}

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberContext.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberContext.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberContext.java
deleted file mode 100644
index 076c6b6..0000000
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberContext.java
+++ /dev/null
@@ -1,75 +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.spec.feature;
-
-import org.apache.isis.core.commons.authentication.AuthenticationSessionProvider;
-import org.apache.isis.core.metamodel.adapter.QuerySubmitter;
-import org.apache.isis.core.metamodel.adapter.ServicesProvider;
-import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
-import org.apache.isis.core.metamodel.spec.SpecificationLoader;
-
-public class ObjectMemberContext {
-
-    private final DeploymentCategory deploymentCategory;
-    private final AuthenticationSessionProvider authenticationSessionProvider;
-    private final SpecificationLoader specificationLoader;
-    private final AdapterManager adapterManager;
-    private final QuerySubmitter querySubmitter;
-    private final ServicesProvider servicesProvider;
-
-    public ObjectMemberContext(
-            final DeploymentCategory deploymentCategory,
-            final AuthenticationSessionProvider authenticationSessionProvider,
-            final SpecificationLoader specificationLoader,
-            final AdapterManager adapterManager,
-            final QuerySubmitter querySubmitter,
-            final ServicesProvider servicesProvider) {
-
-        this.deploymentCategory = deploymentCategory;
-        this.authenticationSessionProvider = authenticationSessionProvider;
-        this.specificationLoader = specificationLoader;
-        this.adapterManager = adapterManager;
-        this.querySubmitter = querySubmitter;
-
-        this.servicesProvider = servicesProvider;
-    }
-
-    public DeploymentCategory getDeploymentCategory() {
-        return deploymentCategory;
-    }
-    
-    public AuthenticationSessionProvider getAuthenticationSessionProvider() {
-        return authenticationSessionProvider;
-    }
-
-    public SpecificationLoader getSpecificationLoader() {
-        return specificationLoader;
-    }
-
-    public AdapterManager getAdapterManager() {
-        return adapterManager;
-    }
-
-    public ServicesProvider getServicesProvider() {
-        return servicesProvider;
-    }
-    
-    public QuerySubmitter getQuerySubmitter() {
-        return querySubmitter;
-    }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberDependencies.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberDependencies.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberDependencies.java
new file mode 100644
index 0000000..a323828
--- /dev/null
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/spec/feature/ObjectMemberDependencies.java
@@ -0,0 +1,59 @@
+/**
+ *  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.spec.feature;
+
+import org.apache.isis.core.metamodel.adapter.QuerySubmitter;
+import org.apache.isis.core.metamodel.adapter.ServicesProvider;
+import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager;
+import org.apache.isis.core.metamodel.spec.SpecificationLoader;
+
+public class ObjectMemberDependencies {
+
+    private final SpecificationLoader specificationLoader;
+    private final AdapterManager adapterManager;
+    private final QuerySubmitter querySubmitter;
+    private final ServicesProvider servicesProvider;
+
+    public ObjectMemberDependencies(
+            final SpecificationLoader specificationLoader,
+            final AdapterManager adapterManager,
+            final QuerySubmitter querySubmitter,
+            final ServicesProvider servicesProvider) {
+
+        this.specificationLoader = specificationLoader;
+        this.adapterManager = adapterManager;
+        this.querySubmitter = querySubmitter;
+
+        this.servicesProvider = servicesProvider;
+    }
+
+    public SpecificationLoader getSpecificationLoader() {
+        return specificationLoader;
+    }
+
+    public AdapterManager getAdapterManager() {
+        return adapterManager;
+    }
+
+    public ServicesProvider getServicesProvider() {
+        return servicesProvider;
+    }
+    
+    public QuerySubmitter getQuerySubmitter() {
+        return querySubmitter;
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/ObjectReflectorDefault.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/ObjectReflectorDefault.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/ObjectReflectorDefault.java
index 77158b3..198a2f7 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/ObjectReflectorDefault.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/ObjectReflectorDefault.java
@@ -52,7 +52,7 @@ import org.apache.isis.core.metamodel.runtimecontext.ServicesInjectorAware;
 import org.apache.isis.core.metamodel.runtimecontext.noruntime.RuntimeContextNoRuntime;
 import org.apache.isis.core.metamodel.services.ServicesInjectorSpi;
 import org.apache.isis.core.metamodel.spec.*;
-import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
 import org.apache.isis.core.metamodel.specloader.classsubstitutor.ClassSubstitutor;
 import org.apache.isis.core.metamodel.specloader.facetprocessor.FacetProcessor;
 import org.apache.isis.core.metamodel.specloader.specimpl.CreateObjectContext;
@@ -439,20 +439,22 @@ public final class ObjectReflectorDefault implements SpecificationLoaderSpi, App
         final ObjectInstantiator objectInstantiator = getRuntimeContext().getObjectInstantiator();
 
         // create contexts as inputs ...
-        final SpecificationContext specContext = new SpecificationContext(getDeploymentCategory(), authenticationSessionProvider, servicesProvider, objectInstantiator, specificationLookup, facetProcessor);
+        final ObjectSpecificationDependencies specContext = new ObjectSpecificationDependencies(getDeploymentCategory(), servicesProvider, objectInstantiator, specificationLookup, facetProcessor);
 
         final AdapterManager adapterMap = getRuntimeContext().getAdapterManager();
-        final ObjectMemberContext objectMemberContext = new ObjectMemberContext(getDeploymentCategory(), authenticationSessionProvider, specificationLookup, adapterMap, getRuntimeContext().getQuerySubmitter(), servicesProvider);
+        final ObjectMemberDependencies objectMemberDependencies = new ObjectMemberDependencies(
+                specificationLookup, adapterMap, getRuntimeContext().getQuerySubmitter(), servicesProvider);
 
         // ... and create the specs
         if (FreeStandingList.class.isAssignableFrom(cls)) {
-            return new ObjectSpecificationOnStandaloneList(specContext, objectMemberContext);
+            return new ObjectSpecificationOnStandaloneList(specContext, objectMemberDependencies);
         } else {
             final SpecificationLoaderSpi specificationLoader = this;
             final ServicesInjector dependencyInjector = getRuntimeContext().getServicesInjector();
             final CreateObjectContext createObjectContext = new CreateObjectContext(adapterMap, dependencyInjector);
             final FacetedMethodsBuilderContext facetedMethodsBuilderContext = new FacetedMethodsBuilderContext(specificationLoader, facetProcessor, layoutMetadataReaders);
-            return new ObjectSpecificationDefault(cls, facetedMethodsBuilderContext, specContext, objectMemberContext, createObjectContext);
+            return new ObjectSpecificationDefault(cls, facetedMethodsBuilderContext, specContext,
+                    objectMemberDependencies, createObjectContext);
         }
     }
 

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionContributee.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionContributee.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionContributee.java
index fc2c9cc..895886f 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionContributee.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionContributee.java
@@ -30,12 +30,10 @@ import org.apache.isis.applib.services.bookmark.Bookmark;
 import org.apache.isis.applib.services.command.Command;
 import org.apache.isis.applib.services.command.Command.Executor;
 import org.apache.isis.applib.services.command.CommandContext;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.commons.lang.ObjectExtensions;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.Consent;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
 import org.apache.isis.core.metamodel.facetapi.FacetHolderImpl;
@@ -49,7 +47,7 @@ import org.apache.isis.core.metamodel.interactions.VisibilityContext;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
 import org.apache.isis.core.metamodel.spec.feature.ObjectActionParameter;
-import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
 
 public class ObjectActionContributee extends ObjectActionImpl implements ContributeeMember {
 
@@ -80,8 +78,8 @@ public class ObjectActionContributee extends ObjectActionImpl implements Contrib
             final ObjectActionImpl serviceAction,
             final int contributeeParam,
             final ObjectSpecification contributeeType,
-            final ObjectMemberContext objectMemberContext) {
-        super(serviceAction.getFacetedMethod(), objectMemberContext);
+            final ObjectMemberDependencies objectMemberDependencies) {
+        super(serviceAction.getFacetedMethod(), objectMemberDependencies);
         
         this.serviceAdapter = serviceAdapter;
         this.serviceAction = serviceAction;
@@ -189,10 +187,9 @@ public class ObjectActionContributee extends ObjectActionImpl implements Contrib
     @Override
     public ObjectAdapter[][] getChoices(
             final ObjectAdapter target,
-            final AuthenticationSession authenticationSession,
-            final DeploymentCategory deploymentCategory, final InteractionInitiatedBy interactionInitiatedBy) {
-        final ObjectAdapter[][] serviceChoices = serviceAction.getChoices(serviceAdapter, authenticationSession,
-                deploymentCategory, interactionInitiatedBy);
+            final InteractionInitiatedBy interactionInitiatedBy) {
+        final ObjectAdapter[][] serviceChoices = serviceAction.getChoices(serviceAdapter,
+                interactionInitiatedBy);
         return removeElementFromArray(serviceChoices, contributeeParam, new ObjectAdapter[][]{});
     }
         

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionImpl.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionImpl.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionImpl.java
index 4d40f3d..098584f 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionImpl.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionImpl.java
@@ -31,14 +31,12 @@ import org.apache.isis.applib.RecoverableException;
 import org.apache.isis.applib.annotation.ActionSemantics;
 import org.apache.isis.applib.annotation.Where;
 import org.apache.isis.applib.filter.Filter;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.commons.debug.DebugString;
 import org.apache.isis.core.commons.exceptions.UnknownTypeException;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 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.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
 import org.apache.isis.core.metamodel.facetapi.FeatureType;
@@ -67,7 +65,7 @@ import org.apache.isis.core.metamodel.spec.Instance;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
 import org.apache.isis.core.metamodel.spec.feature.ObjectActionParameter;
-import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
 
 public class ObjectActionImpl extends ObjectMemberAbstract implements ObjectAction {
     private final static Logger LOG = LoggerFactory.getLogger(ObjectActionImpl.class);
@@ -91,8 +89,8 @@ public class ObjectActionImpl extends ObjectMemberAbstract implements ObjectActi
     // Constructors
     // //////////////////////////////////////////////////////////////////
 
-    public ObjectActionImpl(final FacetedMethod facetedMethod, final ObjectMemberContext objectMemberContext) {
-        super(facetedMethod, FeatureType.ACTION, objectMemberContext);
+    public ObjectActionImpl(final FacetedMethod facetedMethod, final ObjectMemberDependencies objectMemberDependencies) {
+        super(facetedMethod, FeatureType.ACTION, objectMemberDependencies);
     }
 
     // //////////////////////////////////////////////////////////////////
@@ -351,7 +349,6 @@ public class ObjectActionImpl extends ObjectMemberAbstract implements ObjectActi
     public ObjectAdapter executeWithRuleChecking(
             final ObjectAdapter target,
             final ObjectAdapter[] arguments,
-            final AuthenticationSession authenticationSession,
             final InteractionInitiatedBy interactionInitiatedBy,
             final Where where) {
 
@@ -457,11 +454,8 @@ public class ObjectActionImpl extends ObjectMemberAbstract implements ObjectActi
     @Override
     public ObjectAdapter[][] getChoices(
             final ObjectAdapter target,
-            final AuthenticationSession authenticationSessionUNUSED,
-            final DeploymentCategory deploymentCategory,
             final InteractionInitiatedBy interactionInitiatedBy) {
 
-        final AuthenticationSession session = getAuthenticationSession();
         final int parameterCount = getParameterCount();
         Object[][] parameterChoicesPojos;
 

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterAbstract.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterAbstract.java
index d5688ba..38ed345 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterAbstract.java
@@ -28,8 +28,6 @@ import org.apache.isis.applib.filter.Filter;
 import org.apache.isis.applib.profiles.Localization;
 import org.apache.isis.applib.query.Query;
 import org.apache.isis.applib.query.QueryFindAllInstances;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
-import org.apache.isis.core.commons.authentication.AuthenticationSessionProvider;
 import org.apache.isis.core.commons.lang.ClassExtensions;
 import org.apache.isis.core.commons.lang.ListExtensions;
 import org.apache.isis.core.commons.lang.StringExtensions;
@@ -40,14 +38,15 @@ import org.apache.isis.core.metamodel.consent.Allow;
 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.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.MultiTypedFacet;
 import org.apache.isis.core.metamodel.facets.TypedHolder;
 import org.apache.isis.core.metamodel.facets.all.describedas.DescribedAsFacet;
-import org.apache.isis.core.metamodel.facets.objectvalue.mandatory.MandatoryFacet;
 import org.apache.isis.core.metamodel.facets.all.named.NamedFacet;
+import org.apache.isis.core.metamodel.facets.object.choices.ChoicesFacetFromBoundedAbstract;
+import org.apache.isis.core.metamodel.facets.objectvalue.mandatory.MandatoryFacet;
 import org.apache.isis.core.metamodel.facets.param.autocomplete.ActionParameterAutoCompleteFacet;
+import org.apache.isis.core.metamodel.facets.param.autocomplete.MinLengthUtil;
 import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacet;
 import org.apache.isis.core.metamodel.facets.param.defaults.ActionParameterDefaultsFacet;
 import org.apache.isis.core.metamodel.interactions.ActionArgumentContext;
@@ -58,8 +57,6 @@ import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 import org.apache.isis.core.metamodel.spec.SpecificationLoader;
 import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
 import org.apache.isis.core.metamodel.spec.feature.ObjectActionParameter;
-import org.apache.isis.core.metamodel.facets.object.choices.ChoicesFacetFromBoundedAbstract;
-import org.apache.isis.core.metamodel.facets.param.autocomplete.MinLengthUtil;
 
 public abstract class ObjectActionParameterAbstract implements ObjectActionParameter {
 
@@ -263,9 +260,6 @@ public abstract class ObjectActionParameterAbstract implements ObjectActionParam
             final String searchArg,
             final InteractionInitiatedBy interactionInitiatedBy) {
 
-        final AuthenticationSession authenticationSession = getAuthenticationSession();
-        final DeploymentCategory deploymentCategory = getDeploymentCategory();
-
         final List<ObjectAdapter> adapters = Lists.newArrayList();
         final ActionParameterAutoCompleteFacet facet = getFacet(ActionParameterAutoCompleteFacet.class);
 
@@ -320,8 +314,6 @@ public abstract class ObjectActionParameterAbstract implements ObjectActionParam
             final ObjectAdapter target,
             final List<ObjectAdapter> args,
             final InteractionInitiatedBy interactionInitiatedBy) {
-        final AuthenticationSession session = getAuthenticationSession();
-        final DeploymentCategory deploymentCategory = getDeploymentCategory();
         final List<ObjectAdapter> adapters = Lists.newArrayList();
         final ActionParameterChoicesFacet facet = getFacet(ActionParameterChoicesFacet.class);
 
@@ -516,18 +508,10 @@ public abstract class ObjectActionParameterAbstract implements ObjectActionParam
     // Dependencies (from parent)
     // /////////////////////////////////////////////////////////////
 
-    private DeploymentCategory getDeploymentCategory() {
-        return parentAction.getDeploymentCategory();
-    }
-
     protected SpecificationLoader getSpecificationLoader() {
         return parentAction.getSpecificationLoader();
     }
 
-    protected AuthenticationSessionProvider getAuthenticationSessionProvider() {
-        return parentAction.getAuthenticationSessionProvider();
-    }
-
     protected AdapterManager getAdapterMap() {
         return parentAction.getAdapterManager();
     }
@@ -536,8 +520,4 @@ public abstract class ObjectActionParameterAbstract implements ObjectActionParam
         return parentAction.getQuerySubmitter();
     }
 
-    protected AuthenticationSession getAuthenticationSession() {
-        return getAuthenticationSessionProvider().getAuthenticationSession();
-    }
-
 }

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterParseableContributee.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterParseableContributee.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterParseableContributee.java
index 5e282f2..d70de92 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterParseableContributee.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectActionParameterParseableContributee.java
@@ -64,8 +64,6 @@ public class ObjectActionParameterParseableContributee extends ObjectActionParam
             final ObjectAdapter adapter,
             final String searchArg,
             final InteractionInitiatedBy interactionInitiatedBy) {
-        final AuthenticationSession authenticationSession = getAuthenticationSession();
-        final DeploymentCategory deploymentCategory = serviceAction.getDeploymentCategory();
         return serviceActionParameter.getAutoComplete(serviceAdapter, searchArg,
                 interactionInitiatedBy);
     }

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectAssociationAbstract.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectAssociationAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectAssociationAbstract.java
index 03a81e9..fd738bf 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectAssociationAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectAssociationAbstract.java
@@ -29,15 +29,19 @@ import org.apache.isis.core.metamodel.facets.propcoll.notpersisted.NotPersistedF
 import org.apache.isis.core.metamodel.facets.properties.choices.PropertyChoicesFacet;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 import org.apache.isis.core.metamodel.spec.feature.ObjectAssociation;
-import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
 
 // TODO need to pull up the common methods. like getName(), from subclasses
 public abstract class ObjectAssociationAbstract extends ObjectMemberAbstract implements ObjectAssociation {
 
     private final ObjectSpecification specification;
 
-    public ObjectAssociationAbstract(final FacetedMethod facetedMethod, final FeatureType featureType, final ObjectSpecification specification, final ObjectMemberContext parameterObject) {
-        super(facetedMethod, featureType, parameterObject);
+    public ObjectAssociationAbstract(
+            final FacetedMethod facetedMethod,
+            final FeatureType featureType,
+            final ObjectSpecification specification,
+            final ObjectMemberDependencies dependencies) {
+        super(facetedMethod, featureType, dependencies);
         if (specification == null) {
             throw new IllegalArgumentException("field type for '" + getId() + "' must exist");
         }

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectMemberAbstract.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectMemberAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectMemberAbstract.java
index d7d53d3..3edcbbf 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectMemberAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectMemberAbstract.java
@@ -20,12 +20,11 @@
 package org.apache.isis.core.metamodel.specloader.specimpl;
 
 import java.util.List;
+
 import org.apache.isis.applib.Identifier;
 import org.apache.isis.applib.annotation.When;
 import org.apache.isis.applib.annotation.Where;
 import org.apache.isis.applib.filter.Filter;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
-import org.apache.isis.core.commons.authentication.AuthenticationSessionProvider;
 import org.apache.isis.core.commons.lang.StringExtensions;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.adapter.QuerySubmitter;
@@ -34,7 +33,6 @@ import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager;
 import org.apache.isis.core.metamodel.consent.Consent;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
 import org.apache.isis.core.metamodel.consent.InteractionResult;
-import org.apache.isis.core.metamodel.deployment.DeploymentCategory;
 import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.FeatureType;
 import org.apache.isis.core.metamodel.facetapi.MultiTypedFacet;
@@ -43,11 +41,17 @@ import org.apache.isis.core.metamodel.facets.all.describedas.DescribedAsFacet;
 import org.apache.isis.core.metamodel.facets.all.help.HelpFacet;
 import org.apache.isis.core.metamodel.facets.all.hide.HiddenFacet;
 import org.apache.isis.core.metamodel.facets.all.named.NamedFacet;
-import org.apache.isis.core.metamodel.interactions.*;
+import org.apache.isis.core.metamodel.interactions.AccessContext;
+import org.apache.isis.core.metamodel.interactions.DisablingInteractionAdvisor;
+import org.apache.isis.core.metamodel.interactions.HidingInteractionAdvisor;
+import org.apache.isis.core.metamodel.interactions.InteractionContext;
+import org.apache.isis.core.metamodel.interactions.InteractionUtils;
+import org.apache.isis.core.metamodel.interactions.UsabilityContext;
+import org.apache.isis.core.metamodel.interactions.VisibilityContext;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 import org.apache.isis.core.metamodel.spec.SpecificationLoader;
 import org.apache.isis.core.metamodel.spec.feature.ObjectMember;
-import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
 import org.apache.isis.core.metamodel.specloader.collectiontyperegistry.CollectionTypeRegistry;
 
 public abstract class ObjectMemberAbstract implements ObjectMember {
@@ -62,14 +66,15 @@ public abstract class ObjectMemberAbstract implements ObjectMember {
     private final String id;
     private final FacetedMethod facetedMethod;
     private final FeatureType featureType;
-    private final AuthenticationSessionProvider authenticationSessionProvider;
     private final SpecificationLoader specificationLookup;
     private final AdapterManager adapterManager;
     private final ServicesProvider servicesProvider;
     private final QuerySubmitter querySubmitter;
-    private final DeploymentCategory deploymentCategory;
 
-    protected ObjectMemberAbstract(final FacetedMethod facetedMethod, final FeatureType featureType, final ObjectMemberContext objectMemberContext) {
+    protected ObjectMemberAbstract(
+            final FacetedMethod facetedMethod,
+            final FeatureType featureType,
+            final ObjectMemberDependencies objectMemberDependencies) {
         final String id = facetedMethod.getIdentifier().getMemberName();
         if (id == null) {
             throw new IllegalArgumentException("Name must always be set");
@@ -79,22 +84,13 @@ public abstract class ObjectMemberAbstract implements ObjectMember {
         this.id = id;
         this.defaultName = StringExtensions.asNaturalName2(this.id);
 
-        this.deploymentCategory = objectMemberContext.getDeploymentCategory();
-        this.authenticationSessionProvider = objectMemberContext.getAuthenticationSessionProvider();
-        this.specificationLookup = objectMemberContext.getSpecificationLoader();
-        this.adapterManager = objectMemberContext.getAdapterManager();
-        this.servicesProvider = objectMemberContext.getServicesProvider();
-        this.querySubmitter = objectMemberContext.getQuerySubmitter();
+        this.specificationLookup = objectMemberDependencies.getSpecificationLoader();
+        this.adapterManager = objectMemberDependencies.getAdapterManager();
+        this.servicesProvider = objectMemberDependencies.getServicesProvider();
+        this.querySubmitter = objectMemberDependencies.getQuerySubmitter();
     }
 
-    // /////////////////////////////////////////////////////////////
-    // from context
-    // /////////////////////////////////////////////////////////////
 
-    public DeploymentCategory getDeploymentCategory() {
-        return deploymentCategory;
-    }
-    
     // /////////////////////////////////////////////////////////////
     // Identifiers
     // /////////////////////////////////////////////////////////////
@@ -320,17 +316,6 @@ public abstract class ObjectMemberAbstract implements ObjectMember {
         return featureType.isProperty();
     }
 
-    // //////////////////////////////////////////////////////////////////
-    // Convenience
-    // //////////////////////////////////////////////////////////////////
-
-    /**
-     * The current {@link AuthenticationSession} (can change over time so do not
-     * cache).
-     */
-    protected AuthenticationSession getAuthenticationSession() {
-        return authenticationSessionProvider.getAuthenticationSession();
-    }
 
     // //////////////////////////////////////////////////////////////////
     // toString
@@ -345,9 +330,6 @@ public abstract class ObjectMemberAbstract implements ObjectMember {
     // Dependencies
     // //////////////////////////////////////////////////////////////////
 
-    public AuthenticationSessionProvider getAuthenticationSessionProvider() {
-        return authenticationSessionProvider;
-    }
 
     public SpecificationLoader getSpecificationLoader() {
         return specificationLookup;

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectSpecificationAbstract.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectSpecificationAbstract.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectSpecificationAbstract.java
index ad7c6d5..c6aa040 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectSpecificationAbstract.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/ObjectSpecificationAbstract.java
@@ -19,14 +19,21 @@
 
 package org.apache.isis.core.metamodel.specloader.specimpl;
 
-import java.util.*;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+
 import com.google.common.base.Function;
 import com.google.common.collect.Collections2;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+
 import org.apache.isis.applib.Identifier;
 import org.apache.isis.applib.annotation.NotPersistable;
 import org.apache.isis.applib.annotation.When;
@@ -35,7 +42,6 @@ import org.apache.isis.applib.filter.Filter;
 import org.apache.isis.applib.filter.Filters;
 import org.apache.isis.applib.profiles.Localization;
 import org.apache.isis.core.commons.authentication.AuthenticationSession;
-import org.apache.isis.core.commons.authentication.AuthenticationSessionProvider;
 import org.apache.isis.core.commons.exceptions.UnknownTypeException;
 import org.apache.isis.core.commons.lang.ClassExtensions;
 import org.apache.isis.core.commons.util.ToString;
@@ -49,13 +55,14 @@ import org.apache.isis.core.metamodel.facetapi.Facet;
 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
 import org.apache.isis.core.metamodel.facetapi.FacetHolderImpl;
 import org.apache.isis.core.metamodel.facetapi.FeatureType;
-import org.apache.isis.core.metamodel.facets.collections.modify.CollectionFacet;
+import org.apache.isis.core.metamodel.facets.actcoll.typeof.TypeOfFacet;
+import org.apache.isis.core.metamodel.facets.actions.notcontributed.NotContributedFacet;
 import org.apache.isis.core.metamodel.facets.all.describedas.DescribedAsFacet;
 import org.apache.isis.core.metamodel.facets.all.help.HelpFacet;
 import org.apache.isis.core.metamodel.facets.all.hide.HiddenFacet;
-import org.apache.isis.core.metamodel.facets.members.cssclass.CssClassFacet;
 import org.apache.isis.core.metamodel.facets.all.named.NamedFacet;
-import org.apache.isis.core.metamodel.facets.object.parented.ParentedFacet;
+import org.apache.isis.core.metamodel.facets.collections.modify.CollectionFacet;
+import org.apache.isis.core.metamodel.facets.members.cssclass.CssClassFacet;
 import org.apache.isis.core.metamodel.facets.object.dirty.ClearDirtyObjectFacet;
 import org.apache.isis.core.metamodel.facets.object.dirty.IsDirtyObjectFacet;
 import org.apache.isis.core.metamodel.facets.object.dirty.MarkDirtyObjectFacet;
@@ -65,20 +72,33 @@ import org.apache.isis.core.metamodel.facets.object.immutable.ImmutableFacet;
 import org.apache.isis.core.metamodel.facets.object.membergroups.MemberGroupLayoutFacet;
 import org.apache.isis.core.metamodel.facets.object.notpersistable.NotPersistableFacet;
 import org.apache.isis.core.metamodel.facets.object.objectspecid.ObjectSpecIdFacet;
+import org.apache.isis.core.metamodel.facets.object.parented.ParentedFacet;
 import org.apache.isis.core.metamodel.facets.object.parseable.ParseableFacet;
 import org.apache.isis.core.metamodel.facets.object.plural.PluralFacet;
 import org.apache.isis.core.metamodel.facets.object.title.TitleFacet;
 import org.apache.isis.core.metamodel.facets.object.value.ValueFacet;
-import org.apache.isis.core.metamodel.facets.actcoll.typeof.TypeOfFacet;
 import org.apache.isis.core.metamodel.interactions.InteractionContext;
 import org.apache.isis.core.metamodel.interactions.InteractionUtils;
 import org.apache.isis.core.metamodel.interactions.ObjectTitleContext;
 import org.apache.isis.core.metamodel.interactions.ObjectValidityContext;
 import org.apache.isis.core.metamodel.layout.DeweyOrderSet;
-import org.apache.isis.core.metamodel.spec.*;
-import org.apache.isis.core.metamodel.spec.feature.*;
+import org.apache.isis.core.metamodel.spec.ActionType;
+import org.apache.isis.core.metamodel.spec.Instance;
+import org.apache.isis.core.metamodel.spec.ObjectInstantiator;
+import org.apache.isis.core.metamodel.spec.ObjectSpecId;
+import org.apache.isis.core.metamodel.spec.ObjectSpecification;
+import org.apache.isis.core.metamodel.spec.ObjectSpecificationDependencies;
+import org.apache.isis.core.metamodel.spec.ObjectSpecificationException;
+import org.apache.isis.core.metamodel.spec.Persistability;
+import org.apache.isis.core.metamodel.spec.SpecificationLoader;
+import org.apache.isis.core.metamodel.spec.feature.Contributed;
+import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
+import org.apache.isis.core.metamodel.spec.feature.ObjectActionParameter;
+import org.apache.isis.core.metamodel.spec.feature.ObjectAssociation;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
+import org.apache.isis.core.metamodel.spec.feature.OneToManyAssociation;
+import org.apache.isis.core.metamodel.spec.feature.OneToOneAssociation;
 import org.apache.isis.core.metamodel.specloader.facetprocessor.FacetProcessor;
-import org.apache.isis.core.metamodel.facets.actions.notcontributed.NotContributedFacet;
 
 public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implements ObjectSpecification {
 
@@ -104,7 +124,6 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
     }
 
     private final DeploymentCategory deploymentCategory;
-    private final AuthenticationSessionProvider authenticationSessionProvider;
     private final ServicesProvider servicesProvider;
     private final ObjectInstantiator objectInstantiator;
     private final SpecificationLoader specificationLoader;
@@ -116,7 +135,7 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
      */
     protected Properties metadataProperties;
 
-    protected final ObjectMemberContext objectMemberContext;
+    protected final ObjectMemberDependencies objectMemberDependencies;
 
 
     private final List<ObjectAssociation> associations = Lists.newArrayList();
@@ -168,8 +187,8 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
     public ObjectSpecificationAbstract(
             final Class<?> introspectedClass, 
             final String shortName,
-            final SpecificationContext specificationContext, 
-            final ObjectMemberContext objectMemberContext) {
+            final ObjectSpecificationDependencies objectSpecificationDependencies,
+            final ObjectMemberDependencies objectMemberDependencies) {
 
         this.correspondingClass = introspectedClass;
         this.fullName = introspectedClass.getName();
@@ -178,14 +197,13 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
         this.isAbstract = ClassExtensions.isAbstract(introspectedClass);
         this.identifier = Identifier.classIdentifier(introspectedClass);
 
-        this.deploymentCategory = specificationContext.getDeploymentCategory();
-        this.authenticationSessionProvider = specificationContext.getAuthenticationSessionProvider();
-        this.servicesProvider = specificationContext.getServicesProvider();
-        this.objectInstantiator = specificationContext.getObjectInstantiator();
-        this.specificationLoader = specificationContext.getSpecificationLoader();
-        this.facetProcessor = specificationContext.getFacetProcessor();
+        this.deploymentCategory = objectSpecificationDependencies.getDeploymentCategory();
+        this.servicesProvider = objectSpecificationDependencies.getServicesProvider();
+        this.objectInstantiator = objectSpecificationDependencies.getObjectInstantiator();
+        this.specificationLoader = objectSpecificationDependencies.getSpecificationLoader();
+        this.facetProcessor = objectSpecificationDependencies.getFacetProcessor();
         
-        this.objectMemberContext = objectMemberContext;
+        this.objectMemberDependencies = objectMemberDependencies;
     }
 
     
@@ -218,7 +236,7 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
     
     /**
      * As provided explicitly within the
-     * {@link #ObjectSpecificationAbstract(Class, String, org.apache.isis.core.metamodel.spec.SpecificationContext, org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext)}
+     * {@link #ObjectSpecificationAbstract(Class, String, ObjectSpecificationDependencies, ObjectMemberDependencies)}
      * constructor}.
      * 
      * <p>
@@ -994,8 +1012,10 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
             public ObjectAssociation apply(ObjectActionImpl input) {
                 final ObjectSpecification returnType = input.getReturnType();
                 final ObjectAssociationAbstract association = returnType.isNotCollection() 
-                        ? new OneToOneAssociationContributee(serviceAdapter, input, contributeeType, objectMemberContext) 
-                        : new OneToManyAssociationContributee(serviceAdapter, input, contributeeType, objectMemberContext);
+                        ? new OneToOneAssociationContributee(serviceAdapter, input, contributeeType,
+                        objectMemberDependencies)
+                        : new OneToManyAssociationContributee(serviceAdapter, input, contributeeType,
+                        objectMemberDependencies);
                 facetProcessor.processMemberOrder(metadataProperties, association);
                 return association;
             }
@@ -1053,7 +1073,8 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
             final int contributeeParam = contributeeParameterMatchOf(contributedAction);
             if (contributeeParam != -1) {
                 ObjectActionContributee contributeeAction = 
-                        new ObjectActionContributee(serviceAdapter, contributedAction, contributeeParam, this, objectMemberContext);
+                        new ObjectActionContributee(serviceAdapter, contributedAction, contributeeParam, this,
+                                objectMemberDependencies);
                 facetProcessor.processMemberOrder(metadataProperties, contributeeAction);
                 contributeeActions.add(contributeeAction);
             }
@@ -1185,26 +1206,9 @@ public abstract class ObjectSpecificationAbstract extends FacetHolderImpl implem
     }
 
     // //////////////////////////////////////////////////////////////////////
-    // Convenience
-    // //////////////////////////////////////////////////////////////////////
-
-    /**
-     * convenience method to return the current {@link AuthenticationSession}
-     * from the {@link #getAuthenticationSessionProvider() injected}
-     * {@link AuthenticationSessionProvider}.
-     */
-    protected final AuthenticationSession getAuthenticationSession() {
-        return getAuthenticationSessionProvider().getAuthenticationSession();
-    }
-
-    // //////////////////////////////////////////////////////////////////////
     // Dependencies (injected in constructor)
     // //////////////////////////////////////////////////////////////////////
 
-    protected AuthenticationSessionProvider getAuthenticationSessionProvider() {
-        return authenticationSessionProvider;
-    }
-
     public ServicesProvider getServicesProvider() {
         return servicesProvider;
     }

http://git-wip-us.apache.org/repos/asf/isis/blob/69450a33/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/OneToManyAssociationContributee.java
----------------------------------------------------------------------
diff --git a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/OneToManyAssociationContributee.java b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/OneToManyAssociationContributee.java
index 9d15ced..6e21a37 100644
--- a/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/OneToManyAssociationContributee.java
+++ b/core/metamodel/src/main/java/org/apache/isis/core/metamodel/specloader/specimpl/OneToManyAssociationContributee.java
@@ -17,11 +17,11 @@
 package org.apache.isis.core.metamodel.specloader.specimpl;
 
 import java.util.List;
+
 import org.apache.isis.applib.Identifier;
 import org.apache.isis.applib.annotation.When;
 import org.apache.isis.applib.annotation.Where;
 import org.apache.isis.applib.filter.Filter;
-import org.apache.isis.core.commons.authentication.AuthenticationSession;
 import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
 import org.apache.isis.core.metamodel.consent.Consent;
 import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy;
@@ -42,7 +42,7 @@ import org.apache.isis.core.metamodel.interactions.VisibilityContext;
 import org.apache.isis.core.metamodel.spec.ObjectSpecification;
 import org.apache.isis.core.metamodel.spec.SpecificationLoader;
 import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
-import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
+import org.apache.isis.core.metamodel.spec.feature.ObjectMemberDependencies;
 
 public class OneToManyAssociationContributee extends OneToManyAssociationImpl implements ContributeeMember {
 
@@ -58,9 +58,9 @@ public class OneToManyAssociationContributee extends OneToManyAssociationImpl im
     
     private final Identifier identifier;
 
-    private static ObjectSpecification typeOfSpec(final ObjectActionImpl objectAction, ObjectMemberContext objectMemberContext) {
+    private static ObjectSpecification typeOfSpec(final ObjectActionImpl objectAction, ObjectMemberDependencies objectMemberDependencies) {
         final TypeOfFacet actionTypeOfFacet = objectAction.getFacet(TypeOfFacet.class);
-        SpecificationLoader specificationLookup = objectMemberContext.getSpecificationLoader();
+        SpecificationLoader specificationLookup = objectMemberDependencies.getSpecificationLoader();
         // TODO: a bit of a hack; ought really to set up a fallback TypeOfFacetDefault which ensures that there is always
         // a TypeOfFacet for any contributee associations created from contributed actions.
         Class<? extends Object> cls = actionTypeOfFacet != null? actionTypeOfFacet.value(): Object.class;
@@ -71,8 +71,9 @@ public class OneToManyAssociationContributee extends OneToManyAssociationImpl im
             final ObjectAdapter serviceAdapter, 
             final ObjectActionImpl serviceAction,
             final ObjectSpecification contributeeType,
-            final ObjectMemberContext objectMemberContext) {
-        super(serviceAction.getFacetedMethod(), typeOfSpec(serviceAction, objectMemberContext), objectMemberContext);
+            final ObjectMemberDependencies objectMemberDependencies) {
+        super(serviceAction.getFacetedMethod(), typeOfSpec(serviceAction, objectMemberDependencies),
+                objectMemberDependencies);
         this.serviceAdapter = serviceAdapter;
         this.serviceAction = serviceAction;
 
@@ -81,7 +82,8 @@ public class OneToManyAssociationContributee extends OneToManyAssociationImpl im
         //
         final NotPersistedFacet notPersistedFacet = new NotPersistedFacetAbstract(this) {};
         final DisabledFacet disabledFacet = disabledFacet();
-        final TypeOfFacet typeOfFacet = new TypeOfFacetAbstract(getSpecification().getCorrespondingClass(), this, objectMemberContext.getSpecificationLoader()) {};
+        final TypeOfFacet typeOfFacet = new TypeOfFacetAbstract(getSpecification().getCorrespondingClass(), this, objectMemberDependencies
+                .getSpecificationLoader()) {};
 
         FacetUtil.addFacet(notPersistedFacet);
         FacetUtil.addFacet(disabledFacet);
@@ -142,7 +144,6 @@ public class OneToManyAssociationContributee extends OneToManyAssociationImpl im
             final ObjectAdapter contributee,
             final InteractionInitiatedBy interactionInitiatedBy,
             Where where) {
-        final AuthenticationSession session = getAuthenticationSession();
         final VisibilityContext<?> ic = ((ObjectMemberAbstract)serviceAction).createVisibleInteractionContext(
                 serviceAdapter, interactionInitiatedBy, where);
         ic.putContributee(0, contributee); // by definition, the contributee will be the first arg of the service action