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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>F8.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">blueHour - UI - JobEvent Explorer</a> &gt; <a href="../index.html" class="el_bundle">it-tidalwave-accounting-model</a> &gt; <a href="index.source.html" class="el_package">it.tidalwave.util</a> &gt; <span class="el_source">F8.java</span></div><h1>F8.java</h1><pre class="source lang-java linenums">/*
 * #%L
 * *********************************************************************************************************************
 *
 * blueHour
 * http://bluehour.tidalwave.it - git clone git@bitbucket.org:tidalwave/bluehour-src.git
 * %%
 * Copyright (C) 2013 - 2021 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.
 *
 * *********************************************************************************************************************
 *
 *
 * *********************************************************************************************************************
 * #L%
 */
package it.tidalwave.util;

import javax.annotation.Nonnull;
import java.util.List;
import java.util.Optional;
import java.util.function.Function;
import it.tidalwave.util.spi.FinderSupport;
import it.tidalwave.util.spi.ExtendedFinderSupport;

/***********************************************************************************************************************
 *
 * @author  Fabrizio Giudici (Fabrizio.Giudici@tidalwave.it)
 *
 **********************************************************************************************************************/
// TODO: merge to Finder

merge to Finder
public interface F8&lt;TYPE, EXTENDED_FINDER extends Finder&lt;TYPE&gt;&gt; extends ExtendedFinderSupport&lt;TYPE, EXTENDED_FINDER&gt;
  {
    static class LambdaFinder&lt;TYPE, EXTENDED_FINDER extends it.tidalwave.util.Finder&lt;TYPE&gt;&gt;
            extends FinderSupport&lt;TYPE, EXTENDED_FINDER&gt;
            implements F8&lt;TYPE, EXTENDED_FINDER&gt;
      {
        private static final long serialVersionUID = 2688397754942922706L;

        @Nonnull
        private final Optional&lt;Function&lt;F8&lt;? extends TYPE, EXTENDED_FINDER&gt;, List&lt;TYPE&gt;&gt;&gt; computeResults;

        @Nonnull
        private final Optional&lt;Function&lt;F8&lt;? extends TYPE, EXTENDED_FINDER&gt;, List&lt;TYPE&gt;&gt;&gt; computeNeededResults;

        private LambdaFinder (@Nonnull final Optional&lt;Function&lt;F8&lt;? extends TYPE, EXTENDED_FINDER&gt;, List&lt;TYPE&gt;&gt;&gt; computeResults,
                              @Nonnull final Optional&lt;Function&lt;F8&lt;? extends TYPE, EXTENDED_FINDER&gt;, List&lt;TYPE&gt;&gt;&gt; computeNeededResults)
<span class="nc" id="L58">          {</span>
<span class="nc" id="L59">            this.computeResults = computeResults;</span>
<span class="nc" id="L60">            this.computeNeededResults = computeNeededResults;</span>

<span class="nc bnc" id="L62" title="All 4 branches missed.">            if (this.computeResults.isEmpty() &amp;&amp; this.computeNeededResults.isEmpty())</span>
              {
<span class="nc" id="L64">                throw new ExceptionInInitializerError(&quot;One of computeResults or computeNeededResults must be present&quot;);</span>
              }
<span class="nc" id="L66">          }</span>

        public LambdaFinder (@Nonnull final LambdaFinder&lt;TYPE, EXTENDED_FINDER&gt; other, @Nonnull final Object override)
          {
<span class="nc" id="L70">            super(other, override);</span>
<span class="nc" id="L71">            final LambdaFinder&lt;TYPE, EXTENDED_FINDER&gt; source = getSource(LambdaFinder.class, other, override);</span>
<span class="nc" id="L72">            this.computeResults = source.computeResults;</span>
<span class="nc" id="L73">            this.computeNeededResults = source.computeNeededResults;</span>
<span class="nc" id="L74">          }</span>

        @Override @Nonnull
        protected final List&lt;? extends TYPE&gt; computeResults()
          {
<span class="nc bnc" id="L79" title="All 2 branches missed.">            return computeResults.isPresent() ? computeResults.get().apply(this) : super.computeResults();</span>
//            return computeResults.flatMap(f -&gt; f.apply(this)).orElse((List)super.computeResults());
          }

        @Override @Nonnull
        protected final List&lt;? extends TYPE&gt; computeNeededResults()
          {
<span class="nc bnc" id="L86" title="All 2 branches missed.">            return computeNeededResults.isPresent() ? computeNeededResults.get().apply(this) : super.computeNeededResults();</span>
//            return computeNeededResults.map(f -&gt; f.apply(this)).orElse((List)super.computeNeededResults());
          }
      }

    @Nonnull
    public static &lt;TYPE, EXTENDED_FINDER extends Finder&lt;TYPE&gt;&gt; F8&lt;TYPE, EXTENDED_FINDER&gt; ofComputeResults (
            @Nonnull final Function&lt;F8&lt;? extends TYPE, EXTENDED_FINDER&gt;, List&lt;TYPE&gt;&gt; computeResults)
      {
<span class="nc" id="L95">        return new LambdaFinder(Optional.of(computeResults), Optional.empty());</span>
      }

    @Nonnull
    public static &lt;TYPE, EXTENDED_FINDER extends Finder&lt;TYPE&gt;&gt; F8&lt;TYPE, EXTENDED_FINDER&gt; ofComputeNeededResults (
            @Nonnull final Function&lt;F8&lt;? extends TYPE, EXTENDED_FINDER&gt;, List&lt;TYPE&gt;&gt; computeNeededResults)
      {
<span class="nc" id="L102">        return new LambdaFinder(Optional.empty(), Optional.of(computeNeededResults));</span>
      }
  }
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