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.members.iconfa;
  
  import java.util.function.BiConsumer;
  
  import org.apache.causeway.applib.fa.FontAwesomeLayers;
  import org.apache.causeway.applib.layout.component.CssClassFaPosition;
  import org.apache.causeway.commons.functional.Either;
  import org.apache.causeway.core.metamodel.facetapi.FacetAbstract;
  import org.apache.causeway.core.metamodel.facetapi.FacetHolder;
  
  import lombok.Getter;
  
  /**
   * One of two bases for the {@link FaFacet}.
   *
   * @see FaImperativeFacetAbstract
   * @since 2.0
   */
  public abstract class FaStaticFacetAbstract
  extends FacetAbstract
  implements FaStaticFacet {
  
      public static final Class<FaFacet> type() {
          return FaFacet.class;
      }
  
      @Getter(onMethod_ = {@Override})
      private final Either<FaStaticFacet, FaImperativeFacet> specialization = Either.left(this);
  
      @Getter(onMethod_ = {@Override})
      private final FontAwesomeLayers layers; // serializable
  
      protected FaStaticFacetAbstract(
              final String value,
              final CssClassFaPosition position,
              final FacetHolder holder) {
          this(value, position, holder, Precedence.DEFAULT);
      }
  
      protected FaStaticFacetAbstract(
              final String quickNotation,
              final CssClassFaPosition position,
              final FacetHolder holder,
              final Precedence precedence) {
  
          super(type(), holder, precedence);
          this.layers = position == null
                  ? FontAwesomeLayers.fromQuickNotation(quickNotation)
                  : FontAwesomeLayers.fromQuickNotation(quickNotation)
                      .withPosition(position);
      }
  
      @Override
      public void visitAttributes(final BiConsumer<String, Object> visitor) {
          super.visitAttributes(visitor);
          visitor.accept("position", layers.position());
          visitor.accept("classes", layers.toQuickNotation());
      }
  
  }
  