content: /*
   *  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.causeway.core.metamodel.consent;
  
  import java.util.function.BiConsumer;
  
  import org.apache.causeway.core.metamodel.facetapi.Facet;
  import org.apache.causeway.core.metamodel.facetapi.FacetHolder;
  import org.apache.causeway.core.metamodel.interactions.InteractionAdvisorFacet;
  
  import org.jspecify.annotations.NonNull;
  
  /**
   * Marker interface for implementations (specifically, {@link Facet}s) that can
   * advise as to whether a member should be disabled.
   *
   * Used within {@link Allow} and {@link Veto}.
   */
  public interface InteractionAdvisor {
  
      /**
       * For testing purposes only.
       */
      public static InteractionAdvisor forTesting() {
          return new InteractionAdvisorFacet() {
  
              @Override
              public boolean semanticEquals(final @NonNull Facet other) {
                  return this == other;
              }
  
              @Override
              public void visitAttributes(final BiConsumer<String, Object> visitor) {
              }
  
              @Override
              public Class<? extends Facet> facetType() {
                  return null;
              }
  
              @Override
              public FacetHolder getFacetHolder() {
                  return null;
              }
  
              @Override
              public Precedence getPrecedence() {
                  return Facet.Precedence.FALLBACK;
              }
  
          };
      }
  
  }
  