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.paged;
021
022import org.apache.isis.applib.annotation.Paged;
023import org.apache.isis.core.commons.config.IsisConfiguration;
024import org.apache.isis.core.commons.config.IsisConfigurationAware;
025import org.apache.isis.core.metamodel.facetapi.FacetHolder;
026import org.apache.isis.core.metamodel.facetapi.FacetUtil;
027import org.apache.isis.core.metamodel.facetapi.FeatureType;
028import org.apache.isis.core.metamodel.facets.Annotations;
029import org.apache.isis.core.metamodel.facets.FacetFactoryAbstract;
030import org.apache.isis.core.metamodel.facets.object.paged.PagedFacet;
031
032public class PagedAnnotationOnTypeFacetFactory extends FacetFactoryAbstract implements IsisConfigurationAware {
033
034    private IsisConfiguration configuration;
035
036    public PagedAnnotationOnTypeFacetFactory() {
037        super(FeatureType.OBJECTS_ONLY);
038    }
039
040    @Override
041    public void process(final ProcessClassContext processClassContext) {
042        final Paged annotation = Annotations.getAnnotation(processClassContext.getCls(), Paged.class);
043        FacetUtil.addFacet(create(annotation, processClassContext.getFacetHolder()));
044    }
045
046    private PagedFacet create(final Paged annotation, final FacetHolder holder) {
047        return annotation != null ? new PagedFacetAnnotation(holder, annotation.value()) : null;
048    }
049
050    public IsisConfiguration getConfiguration() {
051        return configuration;
052    }
053
054    @Override
055    public void setConfiguration(IsisConfiguration configuration) {
056        this.configuration = configuration;
057    }
058
059}