Content of file RepositoryAudioFile.java.html
<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../../jacoco-resources/report.gif" type="image/gif"/><title>RepositoryAudioFile.java</title><link rel="stylesheet" href="../../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../../index.html" class="el_report">blueMarine II :: Media Server</a> > <a href="../index.html" class="el_bundle">it-tidalwave-bluemarine2-catalog</a> > <a href="index.source.html" class="el_package">it.tidalwave.bluemarine2.model.impl.catalog</a> > <span class="el_source">RepositoryAudioFile.java</span></div><h1>RepositoryAudioFile.java</h1><pre class="source lang-java linenums">/*
* *********************************************************************************************************************
*
* 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.model.impl.catalog;
import javax.annotation.Nonnegative;
import javax.annotation.Nonnull;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import java.time.Duration;
import java.util.Optional;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import org.springframework.beans.factory.annotation.Configurable;
import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource;
import org.eclipse.rdf4j.query.BindingSet;
import org.eclipse.rdf4j.repository.Repository;
import it.tidalwave.util.Id;
import it.tidalwave.util.Memoize;
import it.tidalwave.bluemarine2.util.Formatters;
import it.tidalwave.bluemarine2.model.MediaFileSystem;
import it.tidalwave.bluemarine2.model.audio.AudioFile;
import it.tidalwave.bluemarine2.model.audio.Record;
import it.tidalwave.bluemarine2.model.finder.audio.MusicArtistFinder;
import it.tidalwave.bluemarine2.model.impl.AudioMetadataFactory;
import it.tidalwave.bluemarine2.model.impl.catalog.finder.RepositoryMusicArtistFinder;
import it.tidalwave.bluemarine2.model.impl.catalog.finder.RepositoryRecordFinder;
import it.tidalwave.bluemarine2.model.spi.MetadataSupport;
import it.tidalwave.bluemarine2.model.spi.PathAwareEntity;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;
import static it.tidalwave.bluemarine2.util.PathNormalization.*;
import static it.tidalwave.bluemarine2.model.MediaItem.Metadata.*;
/***********************************************************************************************************************
*
* An implementation of {@link AudioFile} that is mapped to a {@link Repository}.
*
* @stereotype Datum
*
* @author Fabrizio Giudici
*
**********************************************************************************************************************/
<span class="pc bnc" id="L70" title="All 22 branches missed.">@Immutable @Configurable @EqualsAndHashCode(of = { "path", "trackId" }, callSuper = false) @Slf4j</span>
public class RepositoryAudioFile extends RepositoryEntitySupport implements AudioFile
{
<span class="nc" id="L73"> @Getter @Nonnull</span>
private final Path path; // FIXME: rename to relativePath?
<span class="nc" id="L76"> @Getter @Nonnull</span>
private final Metadata metadata;
@Nonnull
private final Optional<Id> trackId;
@Nonnull
private final Optional<Duration> duration;
@Nonnull
private final Optional<Long> fileSize;
<span class="fc" id="L88"> private final Memoize<Metadata> fallbackMetadata = new Memoize<>();</span>
@Inject
private MediaFileSystem fileSystem;
public RepositoryAudioFile (@Nonnull final Repository repository, @Nonnull final BindingSet bindingSet)
{
<span class="pc bpc" id="L95" title="9 of 18 branches missed."> super(repository, bindingSet, "audioFile", rdfsLabelOf(bindingSet.getBinding("path").getValue().stringValue()));</span>
<span class="fc" id="L96"> this.path = toPath(bindingSet.getBinding("path"));</span>
<span class="fc" id="L97"> this.duration = toDuration(bindingSet.getBinding("duration"));</span>
<span class="fc" id="L98"> this.fileSize = toLong(bindingSet.getBinding("fileSize"));</span>
<span class="fc" id="L99"> this.trackId = toId(bindingSet.getBinding("track"));</span>
<span class="fc" id="L101"> this.metadata = new MetadataSupport(path).with(TITLE, rdfsLabel)</span>
<span class="fc" id="L102"> .with(DURATION, duration)</span>
<span class="fc" id="L103"> .with(FILE_SIZE, fileSize)</span>
<span class="pc" id="L104"> .withFallback(key -> fallbackMetadata.get(this::loadFallbackMetadata));</span>
<span class="pc bpc" id="L105" title="2 of 4 branches missed."> }</span>
@Override @Nonnull
public AudioFile getAudioFile()
{
<span class="nc" id="L110"> return this;</span>
}
@Override @Nonnull
public Optional<Resource> getContent()
throws IOException
{
<span class="nc" id="L117"> final Path absolutePath = fixedPath(getAbsolutePath());</span>
<span class="nc bnc" id="L118" title="All 2 branches missed."> return Files.exists(absolutePath) ? Optional.of(new FileSystemResource(absolutePath.toFile())) : Optional.empty();</span>
}
@Override @Nonnegative
public long getSize()
throws IOException
{
<span class="nc" id="L125"> return Files.size(fixedPath(getAbsolutePath()));</span>
}
@Override @Nonnull
public MusicArtistFinder findMakers()
{
<span class="nc" id="L131"> return new RepositoryMusicArtistFinder(repository).makerOf(trackId.get());</span>
}
@Override @Nonnull
public MusicArtistFinder findComposers()
{
<span class="nc" id="L137"> return new RepositoryMusicArtistFinder(repository).makerOf(trackId.get());</span>
// return new RepositoryAudioFileArtistFinder(this); FIXME
}
@Override @Nonnull
public Optional<Record> getRecord()
{
<span class="nc" id="L144"> return trackId.flatMap(tid -> new RepositoryRecordFinder(repository).containingTrack(tid).optionalFirstResult());</span>
}
@Override @Nonnull
public Optional<PathAwareEntity> getParent() // FIXME: drop it
{
<span class="nc" id="L150"> throw new UnsupportedOperationException();</span>
}
@Override @Nonnull
public String toString()
{
<span class="nc" id="L156"> return String.format("RepositoryAudioFileEntity(%s, %s)", path, id);</span>
}
@Override @Nonnull
public String toDumpString()
{
<span class="fc" id="L162"> return String.format("%s %8s %s %s - %s", duration.map(Formatters::format).orElse("??:??"),</span>
<span class="fc" id="L163"> fileSize.map(Object::toString).orElse(""),</span>
id, path, rdfsLabel);
}
@Nonnull
private Metadata loadFallbackMetadata()
{
<span class="nc" id="L170"> final Path absolutePath = getAbsolutePath();</span>
<span class="nc" id="L171"> log.debug(">>>> loading fallback metadata from: {}", absolutePath);</span>
// Don't check for file existence, it would fail for some files - see BMT-46. AudioMetadataFactory does all.
<span class="nc" id="L173"> return AudioMetadataFactory.loadFrom(absolutePath);</span>
}
@Nonnull
private Path getAbsolutePath()
{
<span class="nc" id="L179"> return fileSystem.getRootPath().resolve(path);</span>
}
@Nonnull
private static String rdfsLabelOf (@Nonnull final String path)
{
<span class="fc" id="L185"> return path.replaceAll("^.*/", "");</span>
}
}
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