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 Server</a> &gt; <a href="../index.html" class="el_bundle">it-tidalwave-bluemarine2-model</a> &gt; <a href="index.source.html" class="el_package">it.tidalwave.bluemarine2.model.impl</a> &gt; <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 &quot;License&quot;); 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 &quot;AS IS&quot; 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(&quot;Not supported yet.&quot;); // FIXME</span>
          }

        @Override @Nonnull
        public RecordFinder findRecords()
          {
<span class="nc" id="L92">            throw new UnsupportedOperationException(&quot;Not supported yet.&quot;); // FIXME</span>
          }

        @Override @Nonnull
        public PerformanceFinder findPerformances()
          {
<span class="nc" id="L98">            throw new UnsupportedOperationException(&quot;Not supported yet.&quot;); // FIXME</span>
} @Override public int getType() { <span class="nc" id="L104"> throw new UnsupportedOperationException(&quot;Not supported yet.&quot;); // FIXME</span> } @Override @Nonnull public Id getId() { <span class="nc" id="L110"> throw new UnsupportedOperationException(&quot;Not supported yet.&quot;); // FIXME</span> } @Override @Nonnull public Optional&lt;Id&gt; getSource() { <span class="nc" id="L116"> return Optional.of(Id.of(&quot;embedded&quot;)); // FIXME</span> } } /******************************************************************************************************************* * * * ******************************************************************************************************************/ <span class="nc" id="L125"> @RequiredArgsConstructor</span> static class ArtistFallbackFinder extends FinderSupport&lt;MusicArtist, MusicArtistFinder&gt; implements MusicArtistFinder { private static final long serialVersionUID = 7969726066626602758L; @Nonnull private final Metadata metadata; @Nonnull private final Key&lt;String&gt; 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&lt;? extends MusicArtist&gt; computeNeededResults() { <span class="nc" id="L147"> return metadata.get(metadataKey).map(artistName -&gt; 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(&quot;Not supported yet.&quot;); // FIXME</span> } @Override @Nonnull public MusicArtistFinder makerOf (@Nonnull final Id entityId) { <span class="nc" id="L159"> throw new UnsupportedOperationException(&quot;Not supported yet.&quot;); // FIXME</span> } @Override @Nonnull public MusicArtistFinder importedFrom (@Nonnull final Optional&lt;Id&gt; 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(&quot;Not supported yet.&quot;); // FIXME</span> } @Override @Nonnull public MusicArtistFinder withFallback (@Nonnull final Optional&lt;Id&gt; 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(&quot;Not supported yet.&quot;); // 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&lt;PathAwareEntity&gt; getParent() { <span class="fc" id="L220"> return Optional.of(parent);</span> } @Override @Nonnull public Optional&lt;Resource&gt; 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&lt;Record&gt; getRecord() { // FIXME: check - parent should be always present - correct? <span class="nc" id="L273"> return getParent().map(parent -&gt; new NamedRecord(parent.as(_Displayable_).getDisplayName()));</span> } @Override @Nonnull public String toString() { <span class="fc" id="L279"> return String.format(&quot;FileSystemAudioFile(%s)&quot;, relativePath);</span> } } </pre><div class="footer"><span class="right">Created with <a href="http://www.jacoco.org/jacoco">JaCoCo</a> 0.8.7.202105040129</span></div></body></html>