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<?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>DisplayableComparator.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">TheseFoolishThings :: Examples :: DCI :: Persistence JPA</a> &gt; <a href="../index.html" class="el_bundle">it-tidalwave-role</a> &gt; <a href="index.source.html" class="el_package">it.tidalwave.role.ui.impl</a> &gt; <span class="el_source">DisplayableComparator.java</span></div><h1>DisplayableComparator.java</h1><pre class="source lang-java linenums">/*
 * *********************************************************************************************************************
 *
 * TheseFoolishThings: Miscellaneous utilities
 * http://tidalwave.it/projects/thesefoolishthings
 *
 * Copyright (C) 2009 - 2023 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/thesefoolishthings-src
 * git clone https://github.com/tidalwave-it/thesefoolishthings-src
 *
 * *********************************************************************************************************************
 */
package it.tidalwave.role.ui.impl;

import javax.annotation.Nonnull;
import java.text.Collator;
import java.util.Comparator;
import it.tidalwave.role.ui.Displayable;

/***********************************************************************************************************************
 *
 * A {@link Comparator} for classes implementing the {@link Displayable} role.
 * FIXME: don't use it, it requires the objects to statically implement Displayable

don't use it, it requires the objects to statically implement Displayable
 *
 * @author  Fabrizio Giudici
 * @it.tidalwave.javadoc.draft Will be removed (FIXME)
 *
 **********************************************************************************************************************/
<span class="fc" id="L43">public final class DisplayableComparator implements Comparator&lt;Displayable&gt;</span>
  {
<span class="fc" id="L45">    private static final DisplayableComparator INSTANCE = new DisplayableComparator();</span>

<span class="fc" id="L47">    private final Collator collator = Collator.getInstance();</span>

    @Nonnull
    public static DisplayableComparator getInstance()
      {
<span class="fc" id="L52">        return INSTANCE;</span>
      }

    @Override
    public int compare (@Nonnull final Displayable d1, @Nonnull final Displayable d2)
      {
<span class="fc" id="L58">        return collator.compare(d1.getDisplayName(), d2.getDisplayName());</span>
      }
  }
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