Example usage for java.math BigDecimal ZERO

Introduction

In this page you can find the example usage for java.math BigDecimal ZERO.

Prototype

BigDecimal ZERO

To view the source code for java.math BigDecimal ZERO.

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Document

The value 0, with a scale of 0.

Usage

From source file:com.benfante.minimark.blo.ResultCalculationBo.java

/**
 * Evaluate an assessment normalizing the sum of the marks of each question
 * to a maximum value.//from   ww w .  j  a  v a 2s  .c om
 *
 * @param assessment The assessment to evaluate.
 * @param maxValue The maximum value to wich normalize. If it's null, the default is 100.
 * @return The evaluation
 */
public BigDecimal calculateNormalizedSum(AssessmentFilling assessment, BigDecimal maxValue) {
    if (maxValue == null) {
        maxValue = new BigDecimal("100.00");
    }
    BigDecimal result = new BigDecimal("0.00");
    for (QuestionFilling questionFilling : assessment.getQuestions()) {
        result = addQuestionMarkedWeight(questionFilling, result);
    }
    final BigDecimal totalWeight = assessment.getTotalWeight();
    if (!BigDecimal.ZERO.equals(totalWeight)) {
        result = result.multiply(maxValue).divide(totalWeight, 2, RoundingMode.HALF_EVEN);
    }
    return result;
}

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From source file:org.jrecruiter.service.JobServiceTest.java

private Job getJob() {

    Job job = new Job();
    job.setBusinessAddress1("businessAddress1");
    job.setBusinessAddress2("businessAddress2");
    job.setBusinessCity("businessCity");
    job.setBusinessEmail("businessEmail");
    job.setRegionOther("businessLocation");
    job.setBusinessName("businessName");
    job.setBusinessPhone("businessPhone");
    job.setBusinessState("businessState");
    job.setBusinessZip("businessZip");
    job.setDescription("description");

    job.setJobRestrictions("jobRestrictions");
    job.setJobTitle("jobTitle");
    job.setLatitude(BigDecimal.ONE);
    job.setLongitude(BigDecimal.ZERO);
    job.setOfferedBy(OfferedBy.RECRUITER);
    job.setRegistrationDate(new Date());
    job.setSalary("10000");
    job.setStatus(JobStatus.ACTIVE);
    job.setUpdateDate(new Date());
    job.setWebsite("www.google.com");

    return job;//from w ww  .  j  a v a2  s . com

}

---

From source file:org.parancoe.plugin.configuration.PropertyDaoTest.java

@Test
public void findRealProperty() {
    Category category = categoryDao.findByName("second_category");
    Property property = propertyDao.findByNameAndCategoryId("real_property", category.getId());
    assertThat(property.getType(), equalTo(PropertyType.REAL));
    assertThat(property.getValueAsReal(),
            closeTo(new BigDecimal("3.141592653589793238462643383279502884197169399375105820974944592"),
                    BigDecimal.ZERO));
}

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From source file:com.wms.utils.DataUtil.java

/**
 * Kiem tra Bigdecimal bi null hoac zero
 *
 * @param value/*from w  w w . j  a  v  a2  s.  c  o m*/
 * @return
 */
public static boolean isNullOrZero(BigDecimal value) {
    return (value == null || value.equals(BigDecimal.ZERO));
}

---

From source file:edu.byu.softwareDistribution.web.controller.shopper.ShoppingCartController.java

@RequestMapping(value = "/shop/shoppingCart.htm")
public String displayPage(Model model, @RequestParam(value = "byuId", required = false) String byuId) {
    final List<LineItem> items = new ArrayList<LineItem>(cart.getItems());
    final BigDecimal total = cart.getTotalPrice();
    final List<LineItemDisplayHelper> displayItems = cart.getItemsWithKeys();
    final Map<Integer, Boolean> returnable = new HashMap<Integer, Boolean>();
    model.addAttribute("items", displayItems);
    for (final LineItemDisplayHelper lineItem : displayItems) {
        if (lineItem.getValue().getType() == LineItem.Type.MAINTENANCE_LINE_ITEM) {
            returnable.put(lineItem.getKey(), true);
            continue;
        }/*from   w w  w  .  ja  va 2s .  com*/
        final PurchaseLineItem pli = (PurchaseLineItem) lineItem.getValue();
        returnable.put(lineItem.getKey(), licenseManager.isReturnable(pli.getProduct().getProductId()));
    }
    model.addAttribute("productReturnable", returnable);
    model.addAttribute("totalPrice", total);
    model.addAttribute("personRepo", personRepo);
    model.addAttribute("needsAccountCode", BigDecimal.ZERO.compareTo(total) != 0);
    model.addAttribute("itemCount", items.size());
    model.addAttribute("cart", cart);
    model.addAttribute("maintType", LineItem.Type.MAINTENANCE_LINE_ITEM);
    final IdentityDetails currentIdentityDetails = IdentityDetails.getCurrentIdentityDetails();
    String personId = "";
    if (byuId != null) {
        personId = basicPersonLookup.getPersonByByuId(byuId).getPersonId();
    } else {
        personId = currentIdentityDetails.getPersonId();
    }
    LOG.debug("Identity Details id: " + personId);
    model.addAttribute("accountCodes", purchaseManager.getUsedAccountCodes(personId));
    model.addAttribute("signedInName", currentIdentityDetails.getName());
    LOG.info("Total Price: " + total);
    return "shop/shoppingCart";
}

---

From source file:com.nearinfinity.honeycomb.hbase.bulkload.FieldParser.java

private static ByteBuffer extractDecimal(String val, int precision, int right_scale) {
    int left_scale = precision - 2;
    BigDecimal x = new BigDecimal(val);
    boolean is_negative = x.compareTo(BigDecimal.ZERO) == -1;
    x = x.abs();/*from   w w  w. j a  va  2 s . co  m*/
    BigDecimal left = x.setScale(0, RoundingMode.DOWN);
    BigDecimal right = x.subtract(left).movePointRight(right_scale);
    int right_bytes_len = bytesFromDigits(right_scale);
    int left_bytes_len = bytesFromDigits(left_scale);
    byte[] left_bytes = left.toBigInteger().toByteArray();
    byte[] right_bytes = right.toBigInteger().toByteArray();
    // Bit twiddling is fun
    byte[] buff = new byte[left_bytes_len + right_bytes_len];

    System.arraycopy(left_bytes, 0, buff, left_bytes_len - left_bytes.length, left_bytes.length);
    System.arraycopy(right_bytes, 0, buff, right_bytes_len - right_bytes.length + left_bytes_len,
            right_bytes.length);

    buff[0] ^= -128; // Flip first bit, 0x80
    if (is_negative) { // Flip all bits
        for (int i = 0; i < buff.length; i++) {
            buff[i] ^= -1; // 0xff
        }
    }
    return ByteBuffer.wrap(buff);
}

---

From source file:engine.Pi.java

/**
     * Compute the value, in radians, of the arctangent of 
     * the inverse of the supplied integer to the specified
     * number of digits after the decimal point.  The value
     * is computed using the power series expansion for the
     * arc tangent://  w  w w.  j a va2  s . co  m
     *
     * arctan(x) = x - (x^3)/3 + (x^5)/5 - (x^7)/7 + 
     *     (x^9)/9 ...
     */
    public static BigDecimal arctan(int inverseX, int scale) {
        BigDecimal result, numer, term;
        BigDecimal invX = BigDecimal.valueOf(inverseX);
        BigDecimal invX2 = BigDecimal.valueOf(inverseX * inverseX);

        numer = BigDecimal.ONE.divide(invX, scale, roundingMode);

        result = numer;
        int i = 1;
        do {
            numer = numer.divide(invX2, scale, roundingMode);
            int denom = 2 * i + 1;
            term = numer.divide(BigDecimal.valueOf(denom), scale, roundingMode);
            if ((i % 2) != 0) {
                result = result.subtract(term);
            } else {
                result = result.add(term);
            }
            i++;
        } while (term.compareTo(BigDecimal.ZERO) != 0);
        return result;
    }

---

From source file:net.groupbuy.controller.admin.SalesController.java

/**
 * /*from   w w  w. j av a  2  s .  co  m*/
 */
@RequestMapping(value = "/view", method = RequestMethod.GET)
public String view(Type type, Date beginDate, Date endDate, Model model) {
    if (type == null) {
        type = Type.month;
    }
    if (beginDate == null) {
        beginDate = DateUtils.addMonths(new Date(), -11);
    }
    if (endDate == null) {
        endDate = new Date();
    }
    Map<Date, BigDecimal> salesAmountMap = new LinkedHashMap<Date, BigDecimal>();
    Map<Date, Integer> salesVolumeMap = new LinkedHashMap<Date, Integer>();
    Calendar beginCalendar = DateUtils.toCalendar(beginDate);
    Calendar endCalendar = DateUtils.toCalendar(endDate);
    int beginYear = beginCalendar.get(Calendar.YEAR);
    int endYear = endCalendar.get(Calendar.YEAR);
    int beginMonth = beginCalendar.get(Calendar.MONTH);
    int endMonth = endCalendar.get(Calendar.MONTH);
    for (int year = beginYear; year <= endYear; year++) {
        if (salesAmountMap.size() >= MAX_SIZE) {
            break;
        }
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.YEAR, year);
        if (type == Type.year) {
            calendar.set(Calendar.MONTH, calendar.getActualMinimum(Calendar.MONTH));
            calendar.set(Calendar.DATE, calendar.getActualMinimum(Calendar.DATE));
            calendar.set(Calendar.HOUR_OF_DAY, calendar.getActualMinimum(Calendar.HOUR_OF_DAY));
            calendar.set(Calendar.MINUTE, calendar.getActualMinimum(Calendar.MINUTE));
            calendar.set(Calendar.SECOND, calendar.getActualMinimum(Calendar.SECOND));
            Date begin = calendar.getTime();
            calendar.set(Calendar.MONTH, calendar.getActualMaximum(Calendar.MONTH));
            calendar.set(Calendar.DATE, calendar.getActualMaximum(Calendar.DATE));
            calendar.set(Calendar.HOUR_OF_DAY, calendar.getActualMaximum(Calendar.HOUR_OF_DAY));
            calendar.set(Calendar.MINUTE, calendar.getActualMaximum(Calendar.MINUTE));
            calendar.set(Calendar.SECOND, calendar.getActualMaximum(Calendar.SECOND));
            Date end = calendar.getTime();
            BigDecimal salesAmount = orderService.getSalesAmount(begin, end);
            Integer salesVolume = orderService.getSalesVolume(begin, end);
            salesAmountMap.put(begin, salesAmount != null ? salesAmount : BigDecimal.ZERO);
            salesVolumeMap.put(begin, salesVolume != null ? salesVolume : 0);
        } else {
            for (int month = year == beginYear ? beginMonth
                    : calendar.getActualMinimum(Calendar.MONTH); month <= (year == endYear ? endMonth
                            : calendar.getActualMaximum(Calendar.MONTH)); month++) {
                if (salesAmountMap.size() >= MAX_SIZE) {
                    break;
                }
                calendar.set(Calendar.MONTH, month);
                calendar.set(Calendar.DATE, calendar.getActualMinimum(Calendar.DATE));
                calendar.set(Calendar.HOUR_OF_DAY, calendar.getActualMinimum(Calendar.HOUR_OF_DAY));
                calendar.set(Calendar.MINUTE, calendar.getActualMinimum(Calendar.MINUTE));
                calendar.set(Calendar.SECOND, calendar.getActualMinimum(Calendar.SECOND));
                Date begin = calendar.getTime();
                calendar.set(Calendar.DATE, calendar.getActualMaximum(Calendar.DATE));
                calendar.set(Calendar.HOUR_OF_DAY, calendar.getActualMaximum(Calendar.HOUR_OF_DAY));
                calendar.set(Calendar.MINUTE, calendar.getActualMaximum(Calendar.MINUTE));
                calendar.set(Calendar.SECOND, calendar.getActualMaximum(Calendar.SECOND));
                Date end = calendar.getTime();
                BigDecimal salesAmount = orderService.getSalesAmount(begin, end);
                Integer salesVolume = orderService.getSalesVolume(begin, end);
                salesAmountMap.put(begin, salesAmount != null ? salesAmount : BigDecimal.ZERO);
                salesVolumeMap.put(begin, salesVolume != null ? salesVolume : 0);
            }
        }
    }
    model.addAttribute("types", Type.values());
    model.addAttribute("type", type);
    model.addAttribute("beginDate", beginDate);
    model.addAttribute("endDate", endDate);
    model.addAttribute("salesAmountMap", salesAmountMap);
    model.addAttribute("salesVolumeMap", salesVolumeMap);
    return "/admin/sales/view";
}

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From source file:net.sf.reportengine.util.TestCalculatorIntermResultMatrix.java

/**
 * Test method for {@link net.sf.reportengine.util.CalculatorIntermResultsMatrix#initRow(int)}.
 *//*from w ww.  j  av a  2s .c o m*/
@Test
public final void testInitRow() {
    classUnderTest = new CalculatorIntermResultsMatrix(1, TEST_DATA_COLUMNS);

    //call the method under test
    classUnderTest.initRow(0);

    //check the interm results matrix
    Assert.assertNotNull(classUnderTest);
    Assert.assertNotNull(classUnderTest.getIntermResultsMatrix());
    Assert.assertEquals(classUnderTest.getIntermResultsMatrix().length, 1);

    //the first row should be re-initialized
    CalcIntermResult[] row1 = classUnderTest.getIntermResultsMatrix()[0];
    Assert.assertNotNull(row1);
    Assert.assertEquals(row1.length, 2);
    Assert.assertEquals(row1[0].getResult(), NumberUtils.INTEGER_ZERO);
    Assert.assertEquals(row1[1].getResult(), BigDecimal.ZERO);
}

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From source file:cn.bjfu.springdao.jpa.domain.order.Order.java

/**
 * Returns the total of the {@link Order}.
 * //from w  w w  .j a  va2s  .c  o  m
 * @return
 */
public BigDecimal getTotal() {

    BigDecimal total = BigDecimal.ZERO;

    for (LineItem item : lineItems) {
        total = total.add(item.getTotal());
    }

    return total;
}

---

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