001    /*
002     *  Licensed to the Apache Software Foundation (ASF) under one
003     *  or more contributor license agreements.  See the NOTICE file
004     *  distributed with this work for additional information
005     *  regarding copyright ownership.  The ASF licenses this file
006     *  to you under the Apache License, Version 2.0 (the
007     *  "License"); you may not use this file except in compliance
008     *  with the License.  You may obtain a copy of the License at
009     *
010     *        http://www.apache.org/licenses/LICENSE-2.0
011     *
012     *  Unless required by applicable law or agreed to in writing,
013     *  software distributed under the License is distributed on an
014     *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     *  KIND, either express or implied.  See the License for the
016     *  specific language governing permissions and limitations
017     *  under the License.
018     */
019    
020    package org.apache.isis.core.progmodel.facets.param.choices;
021    
022    import org.apache.isis.core.metamodel.adapter.map.AdapterMap;
023    import org.apache.isis.core.metamodel.facetapi.Facet;
024    import org.apache.isis.core.metamodel.facetapi.FacetAbstract;
025    import org.apache.isis.core.metamodel.facetapi.FacetHolder;
026    import org.apache.isis.core.metamodel.facets.param.choices.ActionParameterChoicesFacet;
027    import org.apache.isis.core.metamodel.spec.ObjectSpecification;
028    import org.apache.isis.core.metamodel.spec.SpecificationLookup;
029    
030    public abstract class ActionParameterChoicesFacetAbstract extends FacetAbstract implements ActionParameterChoicesFacet {
031    
032        public static Class<? extends Facet> type() {
033            return ActionParameterChoicesFacet.class;
034        }
035    
036        private final SpecificationLookup specificationLookup;
037        private final AdapterMap adapterMap;
038    
039        public ActionParameterChoicesFacetAbstract(final FacetHolder holder, final SpecificationLookup specificationLookup,
040            final AdapterMap adapterManager) {
041            super(type(), holder, false);
042            this.specificationLookup = specificationLookup;
043            this.adapterMap = adapterManager;
044        }
045    
046        protected ObjectSpecification getSpecification(final Class<?> type) {
047            return type != null ? getSpecificationLookup().loadSpecification(type) : null;
048        }
049    
050        // /////////////////////////////////////////////////////////
051        // Dependencies
052        // /////////////////////////////////////////////////////////
053    
054        protected SpecificationLookup getSpecificationLookup() {
055            return specificationLookup;
056        }
057    
058        protected AdapterMap getAdapterMap() {
059            return adapterMap;
060        }
061    
062    }