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
020package org.apache.isis.core.progmodel.facets.object.objecttype;
021
022import org.apache.isis.core.metamodel.facetapi.FacetHolder;
023import org.apache.isis.core.metamodel.facetapi.FacetUtil;
024import org.apache.isis.core.metamodel.facetapi.FeatureType;
025import org.apache.isis.core.metamodel.facets.FacetFactoryAbstract;
026import org.apache.isis.core.metamodel.facets.object.objecttype.ObjectSpecIdFacet;
027import org.apache.isis.core.metamodel.specloader.classsubstitutor.ClassSubstitutor;
028import org.apache.isis.core.metamodel.specloader.classsubstitutor.ClassSubstitutorAware;
029
030public class ObjectTypeDerivedFromClassNameFacetFactory extends FacetFactoryAbstract implements ClassSubstitutorAware {
031
032    private ClassSubstitutor classSubstitutor;
033
034    public ObjectTypeDerivedFromClassNameFacetFactory() {
035        super(FeatureType.OBJECTS_ONLY);
036    }
037
038    @Override
039    public void process(final ProcessClassContext processClassContaxt) {
040        final FacetHolder facetHolder = processClassContaxt.getFacetHolder();
041        // don't trash existing facet
042        if(facetHolder.containsDoOpFacet(ObjectSpecIdFacet.class)) {
043            return;
044        }
045        final Class<?> originalClass = processClassContaxt.getCls();
046        final Class<?> substitutedClass = classSubstitutor.getClass(originalClass);
047        FacetUtil.addFacet(new ObjectSpecIdFacetDerivedFromClassName(substitutedClass.getCanonicalName(), facetHolder));
048    }
049
050    @Override
051    public void setClassSubstitutor(ClassSubstitutor classSubstitutor) {
052        this.classSubstitutor = classSubstitutor;
053    }
054
055}