/*
* 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.viewer.wicket.ui.components.collectioncontents.summary;
import java.util.List;
import org.apache.wicket.Component;
import org.apache.wicket.model.IModel;
import org.apache.wicket.request.resource.CssResourceReference;
import org.apache.isis.applib.filter.Filter;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.core.metamodel.spec.feature.Contributed;
import org.apache.isis.core.metamodel.spec.feature.ObjectAssociation;
import org.apache.isis.core.metamodel.facets.value.bigdecimal.BigDecimalValueFacet;
import org.apache.isis.viewer.wicket.model.models.EntityCollectionModel;
import org.apache.isis.viewer.wicket.ui.ComponentFactory;
import org.apache.isis.viewer.wicket.ui.ComponentFactoryAbstract;
import org.apache.isis.viewer.wicket.ui.ComponentType;
/**
* {@link ComponentFactory} for {@link CollectionContentsAsSummary}.
*/
public class CollectionContentsAsSummaryFactory extends ComponentFactoryAbstract {
private static final long serialVersionUID = 1L;
private static final String NAME = "summary";
final static Filter<ObjectAssociation> OF_TYPE_BIGDECIMAL = new Filter<ObjectAssociation>(){
public boolean accept(final ObjectAssociation objectAssoc) {
ObjectSpecification objectSpec = objectAssoc.getSpecification();
return objectSpec.containsDoOpFacet(BigDecimalValueFacet.class);
}};
// //////////////////////////////////////
public CollectionContentsAsSummaryFactory() {
super(ComponentType.COLLECTION_CONTENTS, NAME, CollectionContentsAsSummary.class);
}
@Override
public ApplicationAdvice appliesTo(final IModel<?> model) {
if(!(model instanceof EntityCollectionModel)) {
return ApplicationAdvice.DOES_NOT_APPLY;
}
final EntityCollectionModel entityCollectionModel = (EntityCollectionModel) model;
final ObjectSpecification elementSpec = entityCollectionModel.getTypeOfSpecification();
List<ObjectAssociation> associations = elementSpec.getAssociations(Contributed.EXCLUDED, OF_TYPE_BIGDECIMAL);
return appliesIf(!associations.isEmpty());
}
@Override
public Component createComponent(final String id, final IModel<?> model) {
final EntityCollectionModel collectionModel = (EntityCollectionModel) model;
return new CollectionContentsAsSummary(id, collectionModel);
}
@Override
public CssResourceReference getCssResourceReference() {
// do not bundle, because of relative CSS images...
return null;
}
}