/*
* 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.isis.core.metamodel.facets.collections.paged.annotation;
import java.util.Properties;
import org.apache.isis.applib.annotation.Paged;
import org.apache.isis.core.commons.config.IsisConfiguration;
import org.apache.isis.core.commons.config.IsisConfigurationAware;
import org.apache.isis.core.metamodel.facetapi.FacetUtil;
import org.apache.isis.core.metamodel.facetapi.FeatureType;
import org.apache.isis.core.metamodel.facets.Annotations;
import org.apache.isis.core.metamodel.facets.ContributeeMemberFacetFactory;
import org.apache.isis.core.metamodel.facets.FacetFactoryAbstract;
import org.apache.isis.core.metamodel.facets.objcoll.paged.PagedFacetAnnotation;
import org.apache.isis.core.metamodel.facets.objcoll.paged.PagedFacetProperties;
import org.apache.isis.core.metamodel.facets.object.paged.PagedFacet;
public class PagedFacetOnCollectionFactory extends FacetFactoryAbstract
implements ContributeeMemberFacetFactory, IsisConfigurationAware {
private IsisConfiguration configuration;
public PagedFacetOnCollectionFactory() {
super(FeatureType.COLLECTIONS_ONLY);
}
@Override
public void process(final ProcessMethodContext processMethodContext) {
PagedFacet pagedFacet = createFromMetadataPropertiesIfPossible(processMethodContext);
if(pagedFacet == null) {
pagedFacet = createFromPagedAnnotationIfPossible(processMethodContext);
}
// no-op if null
FacetUtil.addFacet(pagedFacet);
}
@Override
public void process(ProcessContributeeMemberContext processMemberContext) {
final PagedFacet pagedFacet = createFromMetadataPropertiesIfPossible(processMemberContext);
// no-op if null
FacetUtil.addFacet(pagedFacet);
}
private PagedFacet createFromMetadataPropertiesIfPossible(final ProcessContextWithMetadataProperties<?> processMethodContext) {
final Properties properties = processMethodContext.metadataProperties("paged");
return properties != null ? new PagedFacetProperties(properties, processMethodContext.getFacetHolder()) : null;
}
private PagedFacet createFromPagedAnnotationIfPossible(final ProcessMethodContext processMethodContext) {
final Paged annotation = Annotations.getAnnotation(processMethodContext.getMethod(), Paged.class);
return annotation != null ? new PagedFacetAnnotation(processMethodContext.getFacetHolder(), annotation.value()) : null;
}
// //////////////////////////////////////
public IsisConfiguration getConfiguration() {
return configuration;
}
@Override
public void setConfiguration(IsisConfiguration configuration) {
this.configuration = configuration;
}
}