Example usage for java.util OptionalDouble getAsDouble

Introduction

In this page you can find the example usage for java.util OptionalDouble getAsDouble.

Prototype

public double getAsDouble() 

Source Link

Document

If a value is present, returns the value, otherwise throws NoSuchElementException .

Usage

From source file:ch.zweivelo.renderer.simple.shapes.Sphere.java

@Override
public Optional<Double> calculateIntersectionDistance(final Ray ray) {
    Vector3D dir = ray.getDirection();
    Vector3D tmp = ray.getOrigin().subtract(center);

    OptionalDouble min = Solver.QUADRATIC
            .solve(tmp.dotProduct(tmp) - radius * radius, 2 * dir.dotProduct(tmp), dir.dotProduct(dir)).min();

    if (min.isPresent()) {
        return Optional.of(min.getAsDouble());
    }// ww  w  .  j  av a  2s. com

    return Optional.empty();
}

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From source file:com.aba.market.fetch.impl.CrestMarketPriceFetcher.java

@Override
@Cacheable("adjusted-price")
public Double getAdjustedPrice(long typeId) {
    Double result = 0d;//from   w  w  w . j  a v a 2s . c o  m

    List<CrestMarketPrice> prices = this.getAllMarketPrices();

    OptionalDouble possibleResult = prices.stream().filter(cmp -> cmp.getType().getId() == typeId)
            .mapToDouble(cmp -> cmp.getAdjustedPrice()).findFirst();

    if (possibleResult.isPresent()) {
        result = possibleResult.getAsDouble();
    }

    return result;
}

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From source file:com.aba.market.fetch.impl.CrestMarketOrderFetcher.java

@Override
@Cacheable("lowest-sell-price")
public Double getLowestSellPrice(long regionId, long systemId, long itemId) {
    Double result = null;// www  . ja  v  a  2  s  .  c o  m

    //Used in the below lambda, needs to be final
    final Long hubIdToFind = getHubStationIdToUse(systemId);

    List<CrestMarketOrder> sellOrders = getMarketSellOrders(regionId, itemId);

    OptionalDouble price = sellOrders.stream().filter(order -> order.getLocationId() == hubIdToFind)
            .mapToDouble(order -> order.getPrice()).findFirst();

    if (price.isPresent()) {
        result = price.getAsDouble();
    }

    return result;
}

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From source file:edu.cmu.lti.oaqa.baseqa.answer.collective_score.scorers.ShapeDistanceCollectiveAnswerScorer.java

@SuppressWarnings("unchecked")
@Override// w w w. ja  va 2s .  com
public void prepare(JCas jcas) {
    answers = TypeUtil.getRankedAnswers(jcas);
    distances = HashBasedTable.create();
    bdistances = HashBasedTable.create();
    ImmutableSet<Answer> answerSet = ImmutableSet.copyOf(answers);
    SetMultimap<Answer, String> answer2shapes = HashMultimap.create();
    answers.forEach(answer -> TypeUtil.getCandidateAnswerVariantNames(answer).stream()
            .map(ShapeDistanceCollectiveAnswerScorer::shape)
            .forEach(shape -> answer2shapes.put(answer, shape)));
    for (List<Answer> pair : Sets.cartesianProduct(answerSet, answerSet)) {
        Answer answer1 = pair.get(0);
        Answer answer2 = pair.get(1);
        if (answer1.equals(answer2)) {
            distances.put(answer1, answer2, 1.0);
            bdistances.put(answer1, answer2, 1.0);
        } else {
            OptionalDouble distance = Sets
                    .cartesianProduct(answer2shapes.get(answer1), answer2shapes.get(answer2)).stream()
                    .mapToDouble(shapepair -> getDistance(shapepair.get(0), shapepair.get(1))).min();
            if (distance.isPresent()) {
                distances.put(answer1, answer2, 1.0 - distance.getAsDouble());
                bdistances.put(answer1, answer2, distance.getAsDouble() == 0.0 ? 1.0 : 0.0);
            }
        }
    }
}

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From source file:com.searchcode.app.util.SearchcodeLib.java

/**
 * Determine if a List<String> which is used to represent a code file contains a code file that is
 * suspected to be minified. This is for the purposes of excluding it from the index.
 *//*from  w w  w.j  ava 2 s .com*/
public boolean isMinified(List<String> codeLines, String fileName) {

    String lowerFileName = fileName.toLowerCase();

    for (String extension : this.WHITELIST) {
        if (lowerFileName.endsWith("." + extension)) {
            return false;
        }
    }

    OptionalDouble average = codeLines.stream().map(x -> x.trim().replace(" ", "")).mapToInt(String::length)
            .average();
    if (average.isPresent() && average.getAsDouble() > this.MINIFIEDLENGTH) {
        return true;
    }

    return false;
}

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