DefaultContentDirectory.java
- /*
- * *********************************************************************************************************************
- *
- * blueMarine II: Semantic Media Centre
- * http://tidalwave.it/projects/bluemarine2
- *
- * Copyright (C) 2015 - 2021 by 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.
- *
- * *********************************************************************************************************************
- *
- * git clone https://bitbucket.org/tidalwave/bluemarine2-src
- * git clone https://github.com/tidalwave-it/bluemarine2-src
- *
- * *********************************************************************************************************************
- */
- package it.tidalwave.bluemarine2.mediaserver.impl;
- import javax.annotation.Nonnull;
- import javax.annotation.PostConstruct;
- import java.util.Collection;
- import java.util.Collections;
- import java.util.List;
- import java.util.Optional;
- import java.nio.file.Path;
- import java.nio.file.Paths;
- import org.springframework.beans.factory.annotation.Autowired;
- import it.tidalwave.role.ui.Displayable;
- import it.tidalwave.bluemarine2.model.MediaFolder;
- import it.tidalwave.bluemarine2.model.VirtualMediaFolder;
- import it.tidalwave.bluemarine2.model.VirtualMediaFolder.EntityCollectionFactory;
- import it.tidalwave.bluemarine2.model.role.EntityBrowser;
- import it.tidalwave.bluemarine2.model.spi.PathAwareEntity;
- import it.tidalwave.bluemarine2.model.impl.PathAwareMediaFolderDecorator;
- import it.tidalwave.bluemarine2.mediaserver.ContentDirectory;
- import it.tidalwave.bluemarine2.mediaserver.spi.MediaServerService;
- import lombok.extern.slf4j.Slf4j;
- import static java.util.Comparator.comparing;
- import static java.util.stream.Collectors.*;
- import static it.tidalwave.role.Identifiable._Identifiable_;
- import static it.tidalwave.util.Parameters.r;
- /***********************************************************************************************************************
- *
- * @author Fabrizio Giudici
- *
- **********************************************************************************************************************/
- @Slf4j
- public class DefaultContentDirectory implements ContentDirectory
- {
- private static final Path PATH_ROOT = Paths.get("/");
- private static final Path PATH_VIDEOS = Paths.get("videos");
- private static final Path PATH_PHOTOS = Paths.get("photos");
- private static final Path PATH_MUSIC = Paths.get("music");
- private static final Path PATH_SERVICES = Paths.get("services");
- private static final EntityCollectionFactory EMPTY = x -> Collections.emptyList(); // FIXME: move to ECF
- // @Inject FIXME
- @Autowired(required = false)
- private final List<EntityBrowser> entityBrowsers = Collections.emptyList();
- // @Inject FIXME
- @Autowired(required = false)
- private final List<MediaServerService> services = Collections.emptyList();
- private MediaFolder root;
- @Override @Nonnull
- public MediaFolder findRoot()
- {
- return root;
- }
- @PostConstruct
- private void initialize()
- {
- // FIXME: why is this called multiple times?
- log.info(">>>> discovered entity browsers: {}", entityBrowsers);
- log.info(">>>> discovered services: {}", services);
- root = new VirtualMediaFolder(Optional.empty(), PATH_ROOT, "", this::childrenFactory);
- }
- @Nonnull
- private Collection<PathAwareEntity> childrenFactory (@Nonnull final MediaFolder parent)
- {
- return List.of(new VirtualMediaFolder(parent, PATH_MUSIC, "Music", this::musicFactory),
- new VirtualMediaFolder(parent, PATH_PHOTOS, "Photos", EMPTY),
- new VirtualMediaFolder(parent, PATH_VIDEOS, "Videos", EMPTY),
- new VirtualMediaFolder(parent, PATH_SERVICES, "Services", this::servicesFactory));
- }
- @Nonnull
- private Collection<MediaFolder> musicFactory (@Nonnull final MediaFolder parent)
- {
- // TODO: filter by MIME type
- return entityBrowsers.stream()
- .sorted(comparing(browser -> browser.as(Displayable.class).getDisplayName()))
- .map(browser -> createMediaFolder(parent, browser))
- .collect(toList());
- }
- @Nonnull
- private Collection<MediaFolder> servicesFactory (@Nonnull final MediaFolder parent)
- {
- return services.stream().map(service -> service.createRootFolder(parent)).collect(toList());
- }
- @Nonnull
- private static MediaFolder createMediaFolder (@Nonnull final MediaFolder parent,
- @Nonnull final EntityBrowser browser)
- {
- final String fallBack = browser.getClass().getSimpleName();
- final String pathSegment = browser.maybeAs(_Identifiable_).map(i -> i.getId().stringValue()).orElse(fallBack);
- final Displayable displayable = browser.maybeAs(Displayable.class).orElse(Displayable.of(fallBack));
- log.trace("createMediaFolder({}, {}) - path: {} displayable: {}", parent, browser, pathSegment, displayable);
- return new PathAwareMediaFolderDecorator(browser.getRoot(), parent, Paths.get(pathSegment), r(displayable));
- }
- }