Example usage for org.apache.commons.math.util MathUtils round

List of usage examples for org.apache.commons.math.util MathUtils round

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Introduction

In this page you can find the example usage for org.apache.commons.math.util MathUtils round.

Prototype

public static float round(float x, int scale)

Source Link

Document

Round the given value to the specified number of decimal places.

Usage

From source file:org.sakaiproject.tool.assessment.ui.bean.evaluation.QuestionScoresBean.java

/**
 * get the max score
 *
 * @return the max score
 */
public double getMaxScore() {
    return MathUtils.round(maxScore, 2);
}

From source file:org.skfiy.typhon.spi.pvp.PvpProvider.java

private void giveHighRankAward(Normal normal) {
    int lastRanking;
    if (normal.getPvpHighRanking() <= 0) {
        lastRanking = maxPvpHigestRanking;
    } else {/* w w  w  . ja va2  s.  com*/
        lastRanking = normal.getPvpHighRanking() - 1;
    }

    // ?????
    if (normal.getPvpRanking() > lastRanking || normal.getPvpRanking() > maxPvpHigestRanking) {
        return;
    }

    // 
    int diamond = 0;
    int i = pvpHighestRanks.size() - 1;
    PvpHighestRank highestRank;
    for (;;) {
        highestRank = pvpHighestRanks.get(i);

        // ??
        if (highestRank.beginRanking <= lastRanking && highestRank.endRanking >= lastRanking) {
            if (normal.getPvpRanking() >= highestRank.beginRanking) {
                diamond += (lastRanking - normal.getPvpRanking() + 1) * highestRank.count;
                lastRanking = normal.getPvpRanking();
            } else {
                diamond += (lastRanking - highestRank.beginRanking + 1) * highestRank.count;
                lastRanking = highestRank.beginRanking - 1;
            }
        }

        // ???????
        if (i <= 0 || normal.getPvpRanking() > highestRank.endRanking) {
            break;
        }
        i--;
    }

    if (diamond > 100) {
        diamond = (int) MathUtils.round(diamond / 100D, 0);
    } else {
        diamond = 1;
    }

    // ??
    Mail mail = new Mail();
    mail.setTitle("??");
    mail.setContent(String.format("%1d??????%2d??",
            normal.getPvpRanking(), normal.getPvpHighRanking() - normal.getPvpRanking()));
    mail.setAppendix(Typhons.getProperty("typhon.spi.singleDiamondItemId"));
    mail.setCount(diamond);
    mail.setType(Mail.REWARD_NOTICE_TYPE);
    roleProvider.sendMail(normal.player().getRole().getRid(), mail);

    // ??
    normal.setPvpHighRanking(normal.getPvpRanking());
}

From source file:org.skfiy.typhon.spi.war.WarProvider.java

/**
 *
 * @param we/*from   w ww.j  a v a  2s.  c  o m*/
 * @return
 */
public WarReport.Entity newWarReportEntity(WarInfo.Entity we) {
    WarReport.Entity rs = new WarReport.Entity();
    rs.setRoleName(we.getRoleName());
    rs.setLevel(we.getLevel());
    rs.setPowerGuess(we.getPowerGuess());

    rs.setSuccorIid(we.getSuccor().getHeroId());

    // FIXME Test
    rs.setSuccorAtk(we.getSuccor().getAtk());
    rs.setSuccorFury(we.getSuccor().getFury());

    List<JSONObject> heros = new ArrayList<>(we.getFightObjects().size());
    for (FightObject fo : we.getFightObjects()) {
        JSONObject json = new JSONObject();
        json.put(HeroPropertyKeys.ID, fo.getHeroId());
        json.put(HeroPropertyKeys.LADDER, fo.getLadder());
        json.put(HeroPropertyKeys.STAR, fo.getStar());
        json.put(HeroPropertyKeys.LEVEL, fo.getLevel());
        json.put(HeroPropertyKeys.HP, fo.getMaxHp());
        json.put(HeroPropertyKeys.FURY, fo.getFury());

        // FIXME Test Data
        json.put(HeroPropertyKeys.ATK, fo.getAtk());
        json.put(HeroPropertyKeys.DEF, fo.getDef());
        json.put(HeroPropertyKeys.MATK, fo.getMatk());
        json.put(HeroPropertyKeys.MDEF, fo.getMdef());
        json.put(HeroPropertyKeys.CRIT_RATE, MathUtils.round(fo.getCritRate(), 3));
        json.put(HeroPropertyKeys.DECRIT_RATE, MathUtils.round(fo.getDecritRate(), 3));
        json.put(HeroPropertyKeys.CRIT_MAGN, MathUtils.round(fo.getCritMagn(), 3));
        json.put(HeroPropertyKeys.PARRY_RATE, MathUtils.round(fo.getParryRate(), 3));
        json.put(HeroPropertyKeys.DEPARRY_RATE, MathUtils.round(fo.getDeparryRate(), 3));
        json.put(HeroPropertyKeys.PARRY_VALUE, MathUtils.round(fo.getParryValue(), 3));

        heros.add(json);
    }
    rs.setHeros(heros);

    return rs;
}

From source file:org.vincibean.salestaxes.service.converter.PoiuytConverter.java

@Override
public org.vincibean.salestaxes.generated.Poiuyt convert(org.vincibean.salestaxes.domain.Poiuyt source) {
    org.vincibean.salestaxes.generated.Poiuyt target = new org.vincibean.salestaxes.generated.Poiuyt();
    target.setName(source.getName());/*  w  ww  .j  a va2 s.  c o  m*/
    target.setDescription(source.getDescription());
    for (org.vincibean.salestaxes.domain.Category category : source.getCategorySet()) {
        target.getCategory().add(categoryConverter.convert(category));
    }
    target.setBasePrice(source.getPrice());
    // Round the final price for avoiding inaccuracies due to floating point numbers limitations(discrete mathematics) 
    target.setFinalPrice(MathUtils.round(
            source.getPrice() + Rounder.round(PoiuytPriceCalculator.calculateTotalTaxesPerPoiuyt(source)), 2));
    return target;
}

From source file:org.vincibean.salestaxes.service.ReceiptServiceTest.java

/**
 * Test that, given Input://from  ww w.j  a  va 2 s . c om
 *  - 1 book at 12.49, 
 *  - 1 music CD at 14.99, 
 *  - 1 chocolate bar at 0.85
 *  the Output will be:
 *  - 1 book at 12.49, 
 *  - 1 music CD at 16.49, 
 *  - 1 chocolate bar at 0.85 
 *  Sales Taxes: 1.50
 *  Total: 29.83 
 */
@Test
public void testGenerateReceipt1() {
    // Names list
    final String BOOK_NAME = "Book";
    final String MUSIC_CD_NAME = "Music CD";
    final String CHOCOLATE_BAR_NAME = "Chocolate Bar";

    // Prices list
    final double BOOK_PRICE = 12.49;
    final double MUSIC_CD_PRICE = 14.99;
    final double CHOCOLATE_BAR_PRICE = 0.85;

    // Create a book Poiuyt.
    Poiuyt book = new Poiuyt();
    book.setName(BOOK_NAME);
    book.setDescription(BOOK_NAME);
    book.setPrice(BOOK_PRICE);
    book.setCategorySet(Sets.newHashSet(createNoTaxesCategory()));

    // Create a music CD Poiuyt.
    Poiuyt musicCd = new Poiuyt();
    musicCd.setName(MUSIC_CD_NAME);
    musicCd.setDescription(MUSIC_CD_NAME);
    musicCd.setPrice(MUSIC_CD_PRICE);
    musicCd.setCategorySet(Sets.newHashSet(createSalesTaxesCategory()));

    // Create a chocolate bar Poiuyt.
    Poiuyt chocolateBar = new Poiuyt();
    chocolateBar.setName(CHOCOLATE_BAR_NAME);
    chocolateBar.setDescription(CHOCOLATE_BAR_NAME);
    chocolateBar.setPrice(CHOCOLATE_BAR_PRICE);
    chocolateBar.setCategorySet(Sets.newHashSet(createNoTaxesCategory()));

    // Generate a Receipt with the above Poiuyts.
    Receipt receipt = receiptService.generateReceipt(Lists.newArrayList(book, musicCd, chocolateBar));
    boolean priceTestResult = true;
    for (org.vincibean.salestaxes.generated.Poiuyt poiuyt : receipt.getPoiuyts()) {
        // Every Poiuyt belong to just 1 category
        switch (poiuyt.getName()) {
        case BOOK_NAME:
            priceTestResult = priceTestResult
                    && new Double(BOOK_PRICE).equals(MathUtils.round(poiuyt.getFinalPrice(), 2));
            break;
        case MUSIC_CD_NAME:
            priceTestResult = priceTestResult && new Double(16.49).equals(poiuyt.getFinalPrice());
            break;
        case CHOCOLATE_BAR_NAME:
            priceTestResult = priceTestResult && new Double(CHOCOLATE_BAR_PRICE).equals(poiuyt.getFinalPrice());
            break;
        default:
            fail("Unexpected Poiuyt found");
            break;
        }
    }
    assertTrue(priceTestResult);
    assertEquals(1.50, receipt.getTotalTaxes(), 0.01);
    assertEquals(29.83, receipt.getGrandTotal(), 0.01);
}

From source file:tuwien.dbai.wpps.embrowser.addons.DOMSelectionBox.java

private void positionDiv(double x, double y, double width, double height) {

    double mainWidth = width;
    double mainHeight = height;
    //adjust for borders (DIVS)
    width -= config.borderWidth;//from   www  . j a  v  a  2  s  .  c om
    height -= config.borderWidth;

    //check for negative values
    /*
    if( x<0 )
       x=0;
    if( y<0 )
       y=0;
    */
    if (width < 0)
        width = 0;
    if (height < 0)
        height = 0;

    String xStr = Double.toString(MathUtils.round(x, 2));
    String yStr = Double.toString(MathUtils.round(y, 2));
    String mainWidthStr = Double.toString(MathUtils.round(mainWidth, 2));
    String mainHeightStr = Double.toString(MathUtils.round(mainHeight, 2));
    String widthStr = Double.toString(MathUtils.round(width, 2));
    String heightStr = Double.toString(MathUtils.round(height, 2));

    mainDivStyleDecl.setProperty("left", xStr + "px", "important");
    mainDivStyleDecl.setProperty("top", yStr + "px", "important");
    if (config.coverAreaSelected) {
        mainDivStyleDecl.setProperty("width", mainWidthStr + "px", "");
        mainDivStyleDecl.setProperty("height", mainHeightStr + "px", "");
    }
    //bounds
    northDivStyleDecl.setProperty("width", widthStr + "px", ""); //dynamic

    eastDivStyleDecl.setProperty("left", widthStr + "px", ""); //dynamic
    eastDivStyleDecl.setProperty("height", heightStr + "px", ""); //dynamic

    southDivStyleDecl.setProperty("top", heightStr + "px", ""); //dynamic
    southDivStyleDecl.setProperty("width", widthStr + "px", ""); //dynamic

    westDivStyleDecl.setProperty("height", heightStr + "px", ""); //dynamic

}

From source file:uk.ac.ebi.atlas.profiles.baseline.BaselineExpressionLevelRounder.java

public double round(double value) {
    int numberOfFractionalDigits = 0;
    if (value >= 1)
        numberOfFractionalDigits = FRACTIONAL_DIGITS_FOR_VALUE_LARGER_OR_EQUAL_TO_ONE;
    else if (value >= 0.1)
        numberOfFractionalDigits = FRACTIONAL_DIGITS_FOR_VALUE_SMALLER_THAN_ONE;
    else// ww w .ja  v a 2 s.c  om
        numberOfFractionalDigits = FRACTIONAL_DIGITS_FOR_VALUE_SMALLER_THAN_ZEROPOINTONE;
    return MathUtils.round(value, numberOfFractionalDigits);
}

From source file:uk.ac.ebi.atlas.profiles.differential.viewmodel.FoldChangeRounder.java

public double round(double number) {
    return MathUtils.round(number, 1);
}

From source file:uk.ac.ebi.spot.rdf.model.utils.NumberUtils.java

public double round(double number, int maxFractionDigits) {
    return MathUtils.round(number, maxFractionDigits);
}