List of usage examples for java.math RoundingMode HALF_UP
RoundingMode HALF_UP
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From source file:au.org.ala.delta.model.attribute.SignificantFiguresAttributeChunkFormatter.java
/** * Overrides formatNumber in the parent class to format the number to 5 significant figures. Trailing * zeros are stripped./*from w ww . j a v a 2 s . c om*/ * Note: for compatibility with the original CONFOR significant figures are only applied to values after * the decimal place. (e.g. 123456.7 will be formatted as 123456, not 123460) * @param number the number to format. * @return the supplied number as a String. */ @Override public String formatNumber(BigDecimal number) { int significantFigures = determinePrecision(number); MathContext context = new MathContext(significantFigures, RoundingMode.HALF_UP); BigDecimal result = number.round(context); result = result.stripTrailingZeros(); return result.toPlainString(); }
From source file:fakingXmocking.CurrencyConversionHttpClientFake.java
private String formatResultContainingCurrencyConversion(String[] params) { String from = getParameter(params, "from"); String to = getParameter(params, "to"); BigDecimal rate = findConversionRate(from, to); currenciesAndRates.put(from + '>' + to, rate.setScale(2)); currenciesAndRates.put(to + '>' + from, BigDecimal.ONE.divide(rate, 2, RoundingMode.HALF_UP)); return "<div id=\"converter_results\"><ul><li><b>1 " + from + " = " + rate + ' ' + to + "</b>"; }
From source file:com.feilong.core.text.NumberFormatUtil.java
/** * {@link Number} numberPattern?.//from ww w .j ava 2 s .c o m * * <p style="color:red"> * ?, {@link com.feilong.core.lang.NumberUtil#toString(Number, String) NumberUtil.toString(Number, String)} * </p> * * <p> * {@link java.math.RoundingMode#HALF_UP} * </p> * * @param value * the value * @param numberPattern * the pattern {@link NumberPattern} * @return <code>value</code> null, {@link NullPointerException}<br> * <code>numberPattern</code> null, {@link NullPointerException}<br> * <code>numberPattern</code> blank, {@link IllegalArgumentException}<br> * @see NumberPattern * @see DecimalFormat * @see RoundingMode#HALF_UP * @see #format(Number, String, RoundingMode) */ public static String format(Number value, String numberPattern) { RoundingMode roundingMode = RoundingMode.HALF_UP; return format(value, numberPattern, roundingMode); }
From source file:ec.edu.distri.clientejava.protocolo.model.Canal.java
@Override public boolean build(String input) { if (validate(input) == true) { try {//from w ww .j a va 2 s . c om String values[] = MyStringUtil.splitByFixedLengths(input, new int[] { 25, 100, 5 }); this.nombre = values[0]; this.descripcion = values[1]; costo = new BigDecimal(values[2]).setScale(2, RoundingMode.HALF_UP); return true; } catch (Exception e) { // e.printStackTrace(); System.out.println("" + e); } } return false; }
From source file:org.libreplan.business.workingday.ResourcesPerDay.java
public static ResourcesPerDay calculateFrom(EffortDuration durationWorking, EffortDuration durationWorkable) { return amount(new BigDecimal(durationWorking.getSeconds()) .divide(new BigDecimal(durationWorkable.getSeconds()), 4, RoundingMode.HALF_UP)); }
From source file:org.wso2.carbon.pc.analytics.core.generic.utils.AnalyticsUtils.java
/** * Round a double value to two decimal points * * @param value double value/*w w w .j av a 2 s .co m*/ * @param places number of decimals * @return rounded decimal value */ private static double round(double value, int places) { if (places < 0) { throw new IllegalArgumentException(); } BigDecimal bd = new BigDecimal(value); bd = bd.setScale(places, RoundingMode.HALF_UP); return bd.doubleValue(); }
From source file:org.esupportail.papercut.domain.UserPapercutInfos.java
/** * Papercut WebService gives balance values like 1.9465000000000003 * Error of epsilon machine is suspected in Papercut ! * -> to workaround, we simply here round the balance ... * /*from w ww . j a v a 2 s.c om*/ * Note that 5 decimals is the max in papercut today, but maybe one day it will be more so here we return with 10 max * * @param balance * @return */ private static String fixRoundPapercutError(String balance) { DecimalFormat df = new DecimalFormat("#.##########"); df.setRoundingMode(RoundingMode.HALF_UP); return df.format(Double.valueOf(balance)); }
From source file:org.openhab.binding.homematic.internal.converter.state.AbstractTypeConverter.java
/** * Rounds a double value./* w ww. j a v a 2 s . c o m*/ */ protected BigDecimal round(Double number) { BigDecimal bd = new BigDecimal(number == null ? "0" : number.toString()); String stringBd = bd.toPlainString(); int scale = stringBd.length() - (stringBd.lastIndexOf('.') + 1); return bd.setScale(scale > 2 ? 6 : 2, RoundingMode.HALF_UP); }
From source file:com.ocs.dynamo.ui.converter.BigDecimalConverter.java
@Override public BigDecimal convertToModel(String value, Class<? extends BigDecimal> targetType, Locale locale) { // the original Vaadin code curiously returns a Double here and casts // that to a BigDecimal. // That is not correct, so we use this additional step here Number number = convertToNumber(value, BigDecimal.class, locale); return number == null ? null : BigDecimal.valueOf(number.doubleValue()).setScale(precision, RoundingMode.HALF_UP); }
From source file:services.kpi.PortfolioEntryActualsKpi.java
@Override public BigDecimal computeAdditional1(IPreferenceManagerPlugin preferenceManagerPlugin, IScriptService scriptService, Kpi kpi, Long objectId) { Double entryEngagedCapex = PortfolioEntryDao.getPEAsEngagedAmountByOpex(preferenceManagerPlugin, objectId, false);//from w w w . j a v a 2s .c om BigDecimal engagedCapex = (new BigDecimal(entryEngagedCapex)).setScale(2, RoundingMode.HALF_UP); return engagedCapex; }