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.object.plural.staticmethod;
021    
022    import java.lang.reflect.Method;
023    
024    import org.apache.isis.core.metamodel.adapter.util.InvokeUtils;
025    import org.apache.isis.core.metamodel.facetapi.FacetHolder;
026    import org.apache.isis.core.metamodel.facetapi.FacetUtil;
027    import org.apache.isis.core.metamodel.facetapi.FeatureType;
028    import org.apache.isis.core.metamodel.methodutils.MethodScope;
029    import org.apache.isis.core.progmodel.facets.MethodFinderUtils;
030    import org.apache.isis.core.progmodel.facets.MethodPrefixBasedFacetFactoryAbstract;
031    
032    public class PluralMethodFacetFactory extends MethodPrefixBasedFacetFactoryAbstract {
033    
034        private static final String PLURAL_NAME = "pluralName";
035    
036        private static final String[] PREFIXES = { PLURAL_NAME, };
037    
038        public PluralMethodFacetFactory() {
039            super(FeatureType.OBJECTS_ONLY, PREFIXES);
040        }
041    
042        @Override
043        public void process(final ProcessClassContext processClassContext) {
044            final Class<?> type = processClassContext.getCls();
045            final FacetHolder facetHolder = processClassContext.getFacetHolder();
046    
047            final Method method =
048                MethodFinderUtils.findMethod(type, MethodScope.CLASS, PLURAL_NAME, String.class, NO_PARAMETERS_TYPES);
049            if (method != null) {
050                final String name = (String) InvokeUtils.invokeStatic(method);
051                processClassContext.removeMethod(method);
052                FacetUtil.addFacet(new PluralFacetViaMethod(name, facetHolder));
053            }
054        }
055    }