ResourceFinder.java
- /*
- * #%L
- * *********************************************************************************************************************
- *
- * NorthernWind - lightweight CMS
- * http://northernwind.tidalwave.it - git clone git@bitbucket.org:tidalwave/northernwind-rca-src.git
- * %%
- * Copyright (C) 2013 - 2021 Tidalwave s.a.s. (http://tidalwave.it)
- * %%
- * *********************************************************************************************************************
- *
- * Licensed 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.
- *
- * *********************************************************************************************************************
- *
- *
- * *********************************************************************************************************************
- * #L%
- */
- package it.tidalwave.northernwind.model.impl.admin;
- import javax.annotation.Nonnull;
- import java.util.ArrayList;
- import java.util.Collections;
- import java.util.List;
- import it.tidalwave.text.AsDisplayableComparator;
- import it.tidalwave.util.spi.SimpleFinderSupport;
- import it.tidalwave.northernwind.core.model.Resource;
- import it.tidalwave.northernwind.core.model.ResourceFile;
- import lombok.RequiredArgsConstructor;
- /***********************************************************************************************************************
- *
- * @author Fabrizio Giudici
- *
- **********************************************************************************************************************/
- @RequiredArgsConstructor
- public final class ResourceFinder<T extends Resource> extends SimpleFinderSupport<T>
- {
- @FunctionalInterface
- static interface ProductCreator<T>
- {
- @Nonnull
- public T createProduct (final @Nonnull ResourceFile folder);
- }
- @Nonnull
- private final ResourceFile resourceFile;
- @Nonnull
- private final ProductCreator<T> productCreator;
- public ResourceFinder (final @Nonnull ResourceFinder<T> other, final @Nonnull Object override)
- {
- super(other, override);
- final ResourceFinder<T> source = getSource(ResourceFinder.class, other, override);
- this.resourceFile = source.resourceFile;
- this.productCreator = source.productCreator;
- }
- @Override @Nonnull
- protected List<? extends T> computeResults()
- {
- // FIXME: it's not flyweight
- final List<T> results = new ArrayList<>();
- for (final ResourceFile childFile : resourceFile.findChildren().results())
- {
- if (childFile.isFolder())
- {
- results.add(productCreator.createProduct(childFile));
- }
- }
- // TODO: sorting should rather be done in the PresentationModel.
- Collections.sort(results, AsDisplayableComparator.getInstance());
- return results;
- }
- }