<?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>MediaItemComparator.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">MediaItemComparator.java</span></div><h1>MediaItemComparator.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.Nonnull;
import java.util.Comparator;
import java.util.List;
import it.tidalwave.util.As;
import it.tidalwave.util.AsException;
import it.tidalwave.util.Finder.InMemorySortCriterion;
import it.tidalwave.util.Finder.SortDirection;
import it.tidalwave.role.ui.Displayable;
import it.tidalwave.bluemarine2.model.MediaItem;
import static it.tidalwave.role.ui.Displayable._Displayable_;
import static it.tidalwave.bluemarine2.model.MediaItem.Metadata.*;
/***********************************************************************************************************************
*
* @author Fabrizio Giudici
*
**********************************************************************************************************************/
<span class="fc" id="L46">public class MediaItemComparator implements InMemorySortCriterion<As></span>
{
private static final long serialVersionUID = 3413093735254009245L;
<span class="fc" id="L50"> private static final Comparator<As> COMPARATOR = (o1, o2) -></span>
{
try
{
// FIXME: use comparators chaining for lambdas
use comparators chaining for lambdas
<span class="fc" id="L55"> final MediaItem mi1 = o1.as(MediaItem.class);</span>
<span class="fc" id="L56"> final MediaItem mi2 = o2.as(MediaItem.class);</span>
<span class="fc" id="L57"> final MediaItem.Metadata m1 = mi1.getMetadata();</span>
<span class="fc" id="L58"> final MediaItem.Metadata m2 = mi2.getMetadata();</span>
<span class="fc" id="L59"> final int d1 = m1.get(DISK_NUMBER).orElse(1);</span>
<span class="fc" id="L60"> final int d2 = m2.get(DISK_NUMBER).orElse(1);</span>
<span class="fc" id="L61"> final int t1 = m1.get(TRACK_NUMBER).orElse(0);</span>
<span class="fc" id="L62"> final int t2 = m2.get(TRACK_NUMBER).orElse(0);</span>
<span class="fc bfc" id="L64" title="All 2 branches covered."> if (d1 != d2)</span>
{
<span class="fc" id="L66"> return d1 - d2;</span>
}
<span class="pc bpc" id="L69" title="1 of 2 branches missed."> if (t1 != t2)</span>
{
<span class="fc" id="L71"> return t1 - t2;</span>
}
}
<span class="fc" id="L74"> catch (AsException e) // FIXME: useless?</span>
{
<span class="nc" id="L76"> }</span>
<span class="fc" id="L78"> return displayNameOf(o1).compareTo(displayNameOf(o2));</span>
};
<span class="fc" id="L81"> private static final InMemorySortCriterion<As> DELEGATE = InMemorySortCriterion.of(COMPARATOR);</span>
@Nonnull
private static String displayNameOf (@Nonnull final As object)
{
<span class="fc" id="L86"> return object.maybeAs(_Displayable_).map(Displayable::getDisplayName).orElse("???");</span>
}
@Override
public void sort (@Nonnull List<? extends As> results, @Nonnull SortDirection sortDirection)
{
<span class="fc" id="L92"> DELEGATE.sort(results, sortDirection);</span>
<span class="fc" id="L93"> }</span>
@Override @Nonnull
public String toString()
{
<span class="nc" id="L98"> return "MediaItemComparator";</span>
}
}
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