<?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</a> > <a href="../index.html" class="el_bundle">it-tidalwave-accounting-model</a> > <a href="index.source.html" class="el_package">it.tidalwave.util</a> > <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 "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.
*
* *********************************************************************************************************************
*
*
* *********************************************************************************************************************
* #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<TYPE, EXTENDED_FINDER extends Finder<TYPE>> extends ExtendedFinderSupport<TYPE, EXTENDED_FINDER>
{
static class LambdaFinder<TYPE, EXTENDED_FINDER extends it.tidalwave.util.Finder<TYPE>>
extends FinderSupport<TYPE, EXTENDED_FINDER>
implements F8<TYPE, EXTENDED_FINDER>
{
private static final long serialVersionUID = 2688397754942922706L;
@Nonnull
private final Optional<Function<F8<? extends TYPE, EXTENDED_FINDER>, List<TYPE>>> computeResults;
@Nonnull
private final Optional<Function<F8<? extends TYPE, EXTENDED_FINDER>, List<TYPE>>> computeNeededResults;
private LambdaFinder (@Nonnull final Optional<Function<F8<? extends TYPE, EXTENDED_FINDER>, List<TYPE>>> computeResults,
@Nonnull final Optional<Function<F8<? extends TYPE, EXTENDED_FINDER>, List<TYPE>>> computeNeededResults)
<span class="fc" id="L58"> {</span>
<span class="fc" id="L59"> this.computeResults = computeResults;</span>
<span class="fc" id="L60"> this.computeNeededResults = computeNeededResults;</span>
<span class="pc bpc" id="L62" title="3 of 4 branches missed."> if (this.computeResults.isEmpty() && this.computeNeededResults.isEmpty())</span>
{
<span class="nc" id="L64"> throw new ExceptionInInitializerError("One of computeResults or computeNeededResults must be present");</span>
}
<span class="fc" id="L66"> }</span>
public LambdaFinder (@Nonnull final LambdaFinder<TYPE, EXTENDED_FINDER> other, @Nonnull final Object override)
{
<span class="nc" id="L70"> super(other, override);</span>
<span class="nc" id="L71"> final LambdaFinder<TYPE, EXTENDED_FINDER> 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<? extends TYPE> computeResults()
{
<span class="pc bpc" id="L79" title="1 of 2 branches missed."> return computeResults.isPresent() ? computeResults.get().apply(this) : super.computeResults();</span>
// return computeResults.flatMap(f -> f.apply(this)).orElse((List)super.computeResults());
}
@Override @Nonnull
protected final List<? extends TYPE> computeNeededResults()
{
<span class="pc bpc" id="L86" title="1 of 2 branches missed."> return computeNeededResults.isPresent() ? computeNeededResults.get().apply(this) : super.computeNeededResults();</span>
// return computeNeededResults.map(f -> f.apply(this)).orElse((List)super.computeNeededResults());
}
}
@Nonnull
public static <TYPE, EXTENDED_FINDER extends Finder<TYPE>> F8<TYPE, EXTENDED_FINDER> ofComputeResults (
@Nonnull final Function<F8<? extends TYPE, EXTENDED_FINDER>, List<TYPE>> computeResults)
{
<span class="fc" id="L95"> return new LambdaFinder(Optional.of(computeResults), Optional.empty());</span>
}
@Nonnull
public static <TYPE, EXTENDED_FINDER extends Finder<TYPE>> F8<TYPE, EXTENDED_FINDER> ofComputeNeededResults (
@Nonnull final Function<F8<? extends TYPE, EXTENDED_FINDER>, List<TYPE>> computeNeededResults)
{
<span class="nc" id="L102"> return new LambdaFinder(Optional.empty(), Optional.of(computeNeededResults));</span>
}
}
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