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.spec;
  
  import org.apache.causeway.core.metamodel.facetapi.FeatureType;
  import org.apache.causeway.core.metamodel.facetapi.HasFacetHolder;
  import org.apache.causeway.core.metamodel.spec.feature.ObjectActionParameter;
  import org.apache.causeway.core.metamodel.spec.feature.ObjectFeature;
  import org.apache.causeway.core.metamodel.spec.feature.ObjectMember;
  
  /**
   * Base interface for elements of the metamodel.
   *
   * <p>
   * The most significant sub-interfaces of this are {@link ObjectSpecification}
   * and {@link ObjectFeature} (which brings in {@link ObjectMember} and
   * {@link ObjectActionParameter}.
   *
   * <p>
   * Introduces so that viewers can deal with abstract Instances of said.
   *
   */
  public interface Specification extends HasFacetHolder {
  
      FeatureType getFeatureType();
  
  }
  