Content of file FileSystemAudioFile.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>FileSystemAudioFile.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 Scanner</a> > <a href="../index.html" class="el_bundle">it-tidalwave-bluemarine2-model</a> > <a href="index.source.html" class="el_package">it.tidalwave.bluemarine2.model.impl</a> > <span class="el_source">FileSystemAudioFile.java</span></div><h1>FileSystemAudioFile.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;
import javax.annotation.Nonnegative;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
import java.util.List;
import java.util.Optional;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource;
import it.tidalwave.util.Id;
import it.tidalwave.util.Key;
import it.tidalwave.util.spi.FinderSupport;
import it.tidalwave.util.spi.PriorityAsSupport;
import it.tidalwave.bluemarine2.model.audio.AudioFile;
import it.tidalwave.bluemarine2.model.audio.MusicArtist;
import it.tidalwave.bluemarine2.model.audio.Record;
import it.tidalwave.bluemarine2.model.finder.audio.MusicArtistFinder;
import it.tidalwave.bluemarine2.model.finder.audio.PerformanceFinder;
import it.tidalwave.bluemarine2.model.finder.audio.RecordFinder;
import it.tidalwave.bluemarine2.model.finder.audio.TrackFinder;
import it.tidalwave.bluemarine2.model.spi.NamedEntity;
import it.tidalwave.bluemarine2.model.spi.PathAwareEntity;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.experimental.Delegate;
import static java.util.Collections.emptyList;
import static it.tidalwave.role.ui.Displayable._Displayable_;
/***********************************************************************************************************************
*
* The default implementation of {@link AudioFile}. It basically does nothing, it just acts as an aggregator of roles.
*
* @stereotype Datum
*
* @author Fabrizio Giudici
*
**********************************************************************************************************************/
@Immutable
public class FileSystemAudioFile implements AudioFile, PathAwareEntity
{
/*******************************************************************************************************************
*
* Minimal implementation of {@link MusicArtist} without search capabilities.
*
******************************************************************************************************************/
static class ArtistFallback extends NamedEntity implements MusicArtist
{
public ArtistFallback (@Nonnull final String displayName)
{
<span class="nc" id="L80"> super(displayName);</span>
<span class="nc" id="L81"> }</span>
@Override @Nonnull
public TrackFinder findTracks()
{
<span class="nc" id="L86"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public RecordFinder findRecords()
{
<span class="nc" id="L92"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public PerformanceFinder findPerformances()
{
<span class="nc" id="L98"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override
public int getType()
{
<span class="nc" id="L104"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public Id getId()
{
<span class="nc" id="L110"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public Optional<Id> getSource()
{
<span class="nc" id="L116"> return Optional.of(Id.of("embedded")); // FIXME</span>
}
}
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
<span class="nc" id="L125"> @RequiredArgsConstructor</span>
static class ArtistFallbackFinder extends FinderSupport<MusicArtist, MusicArtistFinder> implements MusicArtistFinder
{
private static final long serialVersionUID = 7969726066626602758L;
@Nonnull
private final Metadata metadata;
@Nonnull
private final Key<String> metadataKey;
public ArtistFallbackFinder (@Nonnull final ArtistFallbackFinder other, @Nonnull final Object override)
{
<span class="nc" id="L138"> super(other, override);</span>
<span class="nc" id="L139"> final ArtistFallbackFinder source = getSource(ArtistFallbackFinder.class, other, override);</span>
<span class="nc" id="L140"> this.metadata = source.metadata;</span>
<span class="nc" id="L141"> this.metadataKey = source.metadataKey;</span>
<span class="nc" id="L142"> }</span>
@Override @Nonnull
protected List<? extends MusicArtist> computeNeededResults()
{
<span class="nc" id="L147"> return metadata.get(metadataKey).map(artistName -> List.of(new ArtistFallback(artistName))).orElse(emptyList());</span>
}
@Override @Nonnull
public MusicArtistFinder withId (@Nonnull final Id id)
{
<span class="nc" id="L153"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public MusicArtistFinder makerOf (@Nonnull final Id entityId)
{
<span class="nc" id="L159"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public MusicArtistFinder importedFrom (@Nonnull final Optional<Id> optionalSource)
{
<span class="nc" id="L165"> return optionalSource.map(this::importedFrom).orElse(this);</span>
}
@Override @Nonnull
public MusicArtistFinder importedFrom (@Nonnull final Id source)
{
<span class="nc" id="L171"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
@Override @Nonnull
public MusicArtistFinder withFallback (@Nonnull final Optional<Id> optionalFallback)
{
<span class="nc" id="L177"> return optionalFallback.map(this::withFallback).orElse(this);</span>
}
@Override @Nonnull
public MusicArtistFinder withFallback (@Nonnull final Id fallback)
{
<span class="nc" id="L183"> throw new UnsupportedOperationException("Not supported yet."); // FIXME</span>
}
}
<span class="fc" id="L187"> @Getter @Nonnull</span>
private final Path path;
<span class="fc" id="L190"> @Getter @Nonnull</span>
private final Path relativePath;
@Nonnull
private final PathAwareEntity parent;
@Nullable
private Metadata metadata;
<span class="pc" id="L199"> @Delegate</span>
private final PriorityAsSupport asSupport = new PriorityAsSupport(this);
public FileSystemAudioFile (@Nonnull final Path path,
@Nonnull final PathAwareEntity parent,
@Nonnull final Path basePath)
<span class="fc" id="L205"> {</span>
<span class="fc" id="L206"> this.path = path;</span>
<span class="fc" id="L207"> this.parent = parent;</span>
<span class="fc" id="L208"> this.relativePath = basePath.relativize(path);</span>
<span class="fc" id="L209"> }</span>
@Override @Nonnull
public Id getId()
{
<span class="fc" id="L214"> return Id.of(path.toString());</span>
}
@Override @Nonnull
public Optional<PathAwareEntity> getParent()
{
<span class="fc" id="L220"> return Optional.of(parent);</span>
}
@Override @Nonnull
public Optional<Resource> getContent()
throws IOException
{
<span class="nc bnc" id="L228" title="All 2 branches missed."> return Files.exists(path) ? Optional.of(new FileSystemResource(path.toFile())) : Optional.empty();</span>
}
@Override @Nonnegative
public long getSize()
throws IOException
{
<span class="nc" id="L235"> return Files.size(path);</span>
}
@Override @Nonnull
public synchronized Metadata getMetadata()
{
<span class="fc bfc" id="L241" title="All 2 branches covered."> if (metadata == null)</span>
{
<span class="fc" id="L243"> metadata = AudioMetadataFactory.loadFrom(path);</span>
}
<span class="fc" id="L246"> return metadata;</span>
}
@Override @Nonnull
public MusicArtistFinder findComposers()
{
// FIXME: when present, should use a Repository finder
<span class="nc" id="L253"> return new ArtistFallbackFinder(getMetadata(), Metadata.COMPOSER);</span>
}
@Override @Nonnull
public MusicArtistFinder findMakers()
{
// FIXME: when present, should use a Repository finder
<span class="nc" id="L260"> return new ArtistFallbackFinder(getMetadata(), Metadata.ARTIST);</span>
}
@Override @Nonnull
public AudioFile getAudioFile()
{
<span class="nc" id="L266"> return this;</span>
}
@Override @Nonnull
public Optional<Record> getRecord()
{
// FIXME: check - parent should be always present - correct?
<span class="nc" id="L273"> return getParent().map(parent -> new NamedRecord(parent.as(_Displayable_).getDisplayName()));</span>
}
@Override @Nonnull
public String toString()
{
<span class="fc" id="L279"> return String.format("FileSystemAudioFile(%s)", relativePath);</span>
}
}
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