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.interactions;
  
  import org.apache.causeway.core.metamodel.facetapi.FacetAbstract.HidingOrShowing;
  import org.apache.causeway.core.metamodel.interactions.vis.VisibilityContext;
  
  /**
   * Mix-in interface for facets that can advise as to whether a member should be
   * hidden.
   *
   * @see DisablingInteractionAdvisor
   * @see ValidatingInteractionAdvisor
   */
  public interface HidingInteractionAdvisor
  extends InteractionAdvisorFacet, HidingOrShowing {
  
      /**
       * Whether the rule represented by this facet hides the member to which it
       * applies.
       *
       * <p>
       * Implementations should use the provided {@link InteractionContext} to
       * determine whether they declare the object/member is hidden. They must
       * however guard against a <tt>null</tt>
       * {@link InteractionContext#target() target} is not guaranteed
       * to be populated.
       */
      String hides(VisibilityContext ic);
  }
  