<?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>RepositoryEntitySupport.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">RepositoryEntitySupport.java</span></div><h1>RepositoryEntitySupport.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.Nonnull;
import javax.annotation.Nullable;
import java.time.Duration;
import java.util.Optional;
import java.nio.file.InvalidPathException;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.eclipse.rdf4j.model.Value;
import org.eclipse.rdf4j.query.Binding;
import org.eclipse.rdf4j.query.BindingSet;
import org.eclipse.rdf4j.repository.Repository;
import it.tidalwave.util.Id;
import it.tidalwave.util.spi.PriorityAsSupport;
import it.tidalwave.role.Identifiable;
import it.tidalwave.bluemarine2.model.finder.audio.MusicArtistFinder;
import it.tidalwave.bluemarine2.model.finder.audio.MusicPerformerFinder;
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.impl.catalog.finder.RepositoryMusicArtistFinder;
import it.tidalwave.bluemarine2.model.impl.catalog.finder.RepositoryMusicPerformerFinder;
import it.tidalwave.bluemarine2.model.impl.catalog.finder.RepositoryPerformanceFinder;
import it.tidalwave.bluemarine2.model.impl.catalog.finder.RepositoryRecordFinder;
import it.tidalwave.bluemarine2.model.impl.catalog.finder.RepositoryTrackFinder;
import it.tidalwave.bluemarine2.model.spi.Entity;
import it.tidalwave.bluemarine2.model.spi.SourceAwareFinder;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.ToString;
import lombok.experimental.Delegate;
import lombok.extern.slf4j.Slf4j;
import static it.tidalwave.bluemarine2.util.PathNormalization.*;
/***********************************************************************************************************************
*
* @author Fabrizio Giudici
*
**********************************************************************************************************************/
<span class="pc" id="L67">@RequiredArgsConstructor @ToString(of = { "rdfsLabel", "id"}) @Slf4j</span>
public class RepositoryEntitySupport implements Entity, Identifiable
{
@Nonnull
protected final Repository repository;
<span class="fc" id="L73"> @Getter @Nonnull</span>
protected final Id id;
<span class="fc" id="L76"> @Getter @Nonnull</span>
protected final String rdfsLabel;
<span class="fc" id="L79"> @Getter @Nonnull</span>
protected final Optional<Id> source;
<span class="nc" id="L82"> @Getter @Nonnull</span>
protected final Optional<Id> fallback;
<span class="pc" id="L85"> @Delegate</span>
private final PriorityAsSupport asSupport = new PriorityAsSupport(this);
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
public RepositoryEntitySupport (@Nonnull final Repository repository,
@Nonnull final BindingSet bindingSet,
@Nonnull final String idName)
{
<span class="fc" id="L97"> this(repository, bindingSet, idName, toString(bindingSet.getBinding("label")).orElse(""));</span>
<span class="fc" id="L98"> }</span>
/*******************************************************************************************************************
*
*
*
******************************************************************************************************************/
public RepositoryEntitySupport (@Nonnull final Repository repository,
@Nonnull final BindingSet bindingSet,
@Nonnull final String idName,
@Nonnull final String rdfsLabel)
<span class="fc" id="L109"> {</span>
<span class="fc" id="L110"> this.repository = repository;</span>
<span class="fc" id="L111"> this.id = Id.of(toString(bindingSet.getBinding(idName)).get());</span>
<span class="fc" id="L112"> this.rdfsLabel = rdfsLabel;</span>
<span class="fc" id="L113"> this.fallback = toId(bindingSet.getBinding("fallback"));</span>
<span class="fc" id="L114"> this.source = toId(Optional.ofNullable(bindingSet.getBinding("source"))</span>
<span class="fc" id="L115"> .orElse(bindingSet.getBinding("fallback")));</span>
<span class="fc" id="L116"> }</span>
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected MusicArtistFinder _findArtists()
{
<span class="nc" id="L124"> return configured(new RepositoryMusicArtistFinder(repository));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected MusicPerformerFinder _findPerformers()
{
<span class="fc" id="L133"> return configured(new RepositoryMusicPerformerFinder(repository));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected RecordFinder _findRecords()
{
<span class="fc" id="L142"> return configured(new RepositoryRecordFinder(repository));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected TrackFinder _findTracks()
{
<span class="fc" id="L151"> return configured(new RepositoryTrackFinder(repository));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected PerformanceFinder _findPerformances()
{
<span class="fc" id="L160"> return configured(new RepositoryPerformanceFinder(repository));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected static Optional<String> toString (@Nullable final Binding binding)
{
<span class="fc" id="L169"> return Optional.ofNullable(binding).map(Binding::getValue).map(Value::stringValue);</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected static Optional<Id> toId (@Nullable final Binding binding)
{
<span class="fc" id="L178"> return Optional.ofNullable(binding).map(Binding::getValue).map(Value::stringValue).map(Id::new);</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected static Optional<Integer> toInteger (@Nullable final Binding binding)
{
<span class="fc" id="L187"> return Optional.ofNullable(binding).map(Binding::getValue).map(v -> Integer.parseInt(v.stringValue()));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected static Optional<Long> toLong (@Nullable final Binding binding)
{
<span class="fc" id="L196"> return Optional.ofNullable(binding).map(Binding::getValue).map(v -> Long.parseLong(v.stringValue()));</span>
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected static Optional<Duration> toDuration (@Nullable final Binding binding)
{
<span class="fc" id="L205"> return Optional.ofNullable(binding).map(Binding::getValue).map(v -> Duration.ofMillis((int)Float.parseFloat(v.stringValue())));</span>
}
/*******************************************************************************************************************
*
* Tries to fix a path for character normalization issues (see BMT-46). The idea is to first normalize the encoding
* to the native form. If it doesn't work, a broken path is replaced to avoid further errors (of course, the
* resource won't be available when requested).
* It doesn't try to call normalizedPath() because it's expensive.
*
* @param binding the binding
* @return the path
*
******************************************************************************************************************/
@Nonnull
protected static Path toPath (@Nonnull final Binding binding)
{
try // FIXME: see BMT-46 - try all posibile normalizations
see BMT-46 - try all posibile normalizations
{
<span class="fc" id="L224"> return Paths.get(normalizedToNativeForm(toString(binding).get()));</span>
}
<span class="nc" id="L226"> catch (InvalidPathException e)</span>
{
// FIXME: perhaps we could try a similar trick to normalizedPath() - the problem being the fact that it
// currently accepts a Path, but we can't convert to a Path. It should be rewritten to work with a String
// in input.
<span class="nc" id="L231"> log.error("Invalid path {}", e.toString());</span>
<span class="nc" id="L232"> return Paths.get("broken SEE BMT-46");</span>
}
}
/*******************************************************************************************************************
*
******************************************************************************************************************/
@Nonnull
protected <ENTITY, FINDER extends SourceAwareFinder<ENTITY, FINDER>> FINDER configured (@Nonnull final FINDER finder)
{
<span class="fc" id="L242"> return finder.importedFrom(source).withFallback(fallback);</span>
}
}
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