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.facets.object.introspection;
  
  import java.util.function.BiConsumer;
  
  import org.apache.causeway.applib.annotation.Introspection;
  import org.apache.causeway.applib.annotation.Introspection.IntrospectionPolicy;
  import org.apache.causeway.commons.internal.exceptions._Exceptions;
  import org.apache.causeway.core.metamodel.facetapi.Facet;
  import org.apache.causeway.core.metamodel.facetapi.FacetAbstract;
  import org.apache.causeway.core.metamodel.facetapi.FacetHolder;
  
  import lombok.Getter;
  import org.jspecify.annotations.NonNull;
  
  public abstract class IntrospectionPolicyFacetAbstract
  extends FacetAbstract
  implements IntrospectionPolicyFacet {
  
      private static final Class<? extends Facet> type() {
          return IntrospectionPolicyFacet.class;
      }
  
      @Getter(onMethod_ = {@Override})
      private final @NonNull Introspection introspection;
  
      protected IntrospectionPolicyFacetAbstract(
              final Introspection introspection,
              final FacetHolder holder) {
          this(introspection, holder, Precedence.DEFAULT);
      }
  
      protected IntrospectionPolicyFacetAbstract(
              final Introspection introspection,
              final FacetHolder holder,
              final Facet.Precedence precedence) {
          super(IntrospectionPolicyFacetAbstract.type(), holder, precedence);
          this.introspection = introspection;
      }
      
      @Override
      public final IntrospectionPolicy getIntrospectionPolicy() {
          return switch(introspection) {
              case ENCAPSULATION_ENABLED -> IntrospectionPolicy.ENCAPSULATION_ENABLED;
              case ANNOTATION_OPTIONAL -> IntrospectionPolicy.ANNOTATION_OPTIONAL;
              case ANNOTATION_REQUIRED -> IntrospectionPolicy.ANNOTATION_REQUIRED;
              case AS_CONFIGURED -> getConfiguration().getCore().getMetaModel().getIntrospector().getPolicy();
              case NOT_SPECIFIED -> throw _Exceptions.unexpectedCodeReach(); // there must be no such a facet that returns such a case
          };
      }
  
      @Override
      public void visitAttributes(final BiConsumer<String, Object> visitor) {
          super.visitAttributes(visitor);
          visitor.accept("introspection", introspection.name());
      }
  }
  