/* * 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.AuthenticationSession; import org.apache.isis.core.metamodel.adapter.ObjectAdapter; import org.apache.isis.core.metamodel.consent.InteractionInitiatedBy; /** * Mix-in interface for {@link ObjectFeature}s that reference or otherwise * contain a 'current' value. * * <p> * Examples include {@link OneToOneAssociation properties}, * {@link OneToManyAssociation collection}s and {@link OneToOneActionParameter * action parameter}s (but not {@link ObjectAction action}s themselves). */ public interface CurrentHolder { /** * Returns the referenced {@link ObjectAdapter} for the owning * {@link ObjectAdapter}. * * <p> * For example, if this is an {@link OneToOneAssociation}, then returns the * referenced object. */ ObjectAdapter get(final ObjectAdapter owner, final InteractionInitiatedBy interactionInitiatedBy); }