Java Code Examples for java.text.DecimalFormat
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java.text.DecimalFormat. These examples are extracted from open source projects.
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Example 1
Source Project: DMusic Source File: Util.java License: Apache License 2.0 | 6 votes |
/** * 返回数据大小(byte)对应文本 */ public static String formatSize(long size) { DecimalFormat format = new DecimalFormat("####.00"); if (size < 1024) { return size + "bytes"; } else if (size < 1024 * 1024) { float kb = size / 1024f; return format.format(kb) + "KB"; } else if (size < 1024 * 1024 * 1024) { float mb = size / (1024 * 1024f); return format.format(mb) + "MB"; } else { float gb = size / (1024 * 1024 * 1024f); return format.format(gb) + "GB"; } }
Example 2
Source Project: buffer_bci Source File: RelativeDateFormat.java License: GNU General Public License v3.0 | 6 votes |
/** * Creates a new instance. * * @param baseMillis the time zone (<code>null</code> not permitted). */ public RelativeDateFormat(long baseMillis) { super(); this.baseMillis = baseMillis; this.showZeroDays = false; this.showZeroHours = true; this.positivePrefix = ""; this.dayFormatter = NumberFormat.getNumberInstance(); this.daySuffix = "d"; this.hourFormatter = NumberFormat.getNumberInstance(); this.hourSuffix = "h"; this.minuteFormatter = NumberFormat.getNumberInstance(); this.minuteSuffix = "m"; this.secondFormatter = NumberFormat.getNumberInstance(); this.secondFormatter.setMaximumFractionDigits(3); this.secondFormatter.setMinimumFractionDigits(3); this.secondSuffix = "s"; // we don't use the calendar or numberFormat fields, but equals(Object) // is failing without them being non-null this.calendar = new GregorianCalendar(); this.numberFormat = new DecimalFormat("0"); }
Example 3
Source Project: ASTRAL Source File: AbstractInference.java License: Apache License 2.0 | 6 votes |
public AbstractInference(Options options, List<Tree> trees, List<Tree> extraTrees, List<Tree> toRemoveExtraTrees) { super(); this.options = options; this.trees = trees; this.extraTrees = extraTrees; this.removeExtraTree = options.isRemoveExtraTree(); this.toRemoveExtraTrees = toRemoveExtraTrees; df = new DecimalFormat(); df.setMaximumFractionDigits(2); DecimalFormatSymbols dfs = DecimalFormatSymbols.getInstance(); dfs.setDecimalSeparator('.'); df.setDecimalFormatSymbols(dfs); }
Example 4
Source Project: pentaho-kettle Source File: RowGeneratorMeta.java License: Apache License 2.0 | 6 votes |
public void setDefault() { int i, nrfields = 0; allocate( nrfields ); DecimalFormat decimalFormat = new DecimalFormat(); for ( i = 0; i < nrfields; i++ ) { fieldName[i] = "field" + i; fieldType[i] = "Number"; fieldFormat[i] = "\u00A40,000,000.00;\u00A4-0,000,000.00"; fieldLength[i] = 9; fieldPrecision[i] = 2; currency[i] = decimalFormat.getDecimalFormatSymbols().getCurrencySymbol(); decimal[i] = new String( new char[] { decimalFormat.getDecimalFormatSymbols().getDecimalSeparator() } ); group[i] = new String( new char[] { decimalFormat.getDecimalFormatSymbols().getGroupingSeparator() } ); value[i] = "-"; setEmptyString[i] = false; } rowLimit = "10"; neverEnding = false; intervalInMs = "5000"; rowTimeField = "now"; lastTimeField = "FiveSecondsAgo"; }
Example 5
Source Project: hottub Source File: NumberFormatProviderImpl.java License: GNU General Public License v2.0 | 6 votes |
/** * Adjusts the minimum and maximum fraction digits to values that * are reasonable for the currency's default fraction digits. */ private static void adjustForCurrencyDefaultFractionDigits( DecimalFormat format, DecimalFormatSymbols symbols) { Currency currency = symbols.getCurrency(); if (currency == null) { try { currency = Currency.getInstance(symbols.getInternationalCurrencySymbol()); } catch (IllegalArgumentException e) { } } if (currency != null) { int digits = currency.getDefaultFractionDigits(); if (digits != -1) { int oldMinDigits = format.getMinimumFractionDigits(); // Common patterns are "#.##", "#.00", "#". // Try to adjust all of them in a reasonable way. if (oldMinDigits == format.getMaximumFractionDigits()) { format.setMinimumFractionDigits(digits); format.setMaximumFractionDigits(digits); } else { format.setMinimumFractionDigits(Math.min(digits, oldMinDigits)); format.setMaximumFractionDigits(digits); } } } }
Example 6
Source Project: sailfish-core Source File: FIXMatrixUtil.java License: Apache License 2.0 | 6 votes |
@Description("Calculates the checksum of FIX message. " +"Msg - the message for which checksum needs to be calculated;<br>" +"Delimiter - the separator of the message fields;<br>" +"Example: <br> " +"For this message '8=FIX.4.4|9=122|35=D|34=215|49=CLIENT12|52=20100225-19:41:57.316|56=B|1=Marcel|11=13346|21=1|40=2|44=5|54=1|59=0|60=20100225-19:39:52.020|' <br> " +"exec calculateChecksum(msg,'|') return checksum is 072" ) @UtilityMethod public String calculateChecksum(String msg, char delimiter) { char[] chars = msg.replace(delimiter, '\001').toCharArray(); int checksum = 0; for (char c:chars){ checksum+=c; } DecimalFormat formatter = new DecimalFormat("000"); return formatter.format(checksum & 0xFF); }
Example 7
Source Project: morpheus-core Source File: Parser.java License: Apache License 2.0 | 5 votes |
/** * Returns a newly created Parser for Double * @param pattern the decimal format pattern * @param multiplier the multiplier to apply * @return newly created Parser */ public static Parser<Double> ofDouble(String pattern, int multiplier) { final DecimalFormat decimalFormat = createDecimalFormat(pattern, multiplier); return new ParserOfDouble(defaultNullCheck, value -> { try { return decimalFormat.parse(value); } catch (Exception ex) { throw new FormatException("Failed to parse value into double: " + value, ex); } }); }
Example 8
Source Project: javaanpr Source File: RecognitionPerformanceIT.java License: Educational Community License v2.0 | 5 votes |
/** * Goes through all the test images and measures the time it took to recognize them all. * <p> * This is only an information test right now, doesn't fail. * * @throws Exception an Exception */ @Test public void testAllSnapshots() throws Exception { final int measurementCount = 2; final int repetitions = 100; List<Long> timeList = new ArrayList<>(); List<String> plateList = new ArrayList<>(repetitions * (measurementCount + 5) * carSnapshots.size()); for (int i = 0; i < measurementCount + 1; i++) { long start = System.currentTimeMillis(); for (int j = 0; j < repetitions; j++) { for (CarSnapshot snap : carSnapshots) { String plateText = intelligence.recognize(snap); plateList.add(plateText); } } long end = System.currentTimeMillis(); long duration = end - start; if (i != 0) { // first is a warmup run timeList.add(duration); } } DecimalFormat format = new DecimalFormat("#0.00"); logger.info("Images:\t{}\tTime spent:\t{}ms", carSnapshots.size(), format.format(TestUtility.average(timeList))); assertEquals(repetitions * (measurementCount + 1) * carSnapshots.size(), plateList.size()); }
Example 9
Source Project: Tomcat8-Source-Read Source File: SocketValidateReceive.java License: MIT License | 5 votes |
private static void printStats(long start, double mb, int count, DecimalFormat df, BigDecimal total) { long time = System.currentTimeMillis(); double seconds = ((double)(time-start))/1000; System.out.println("Throughput " + df.format(mb/seconds) + " MB/seconds messages " + count + ", total " + mb + " MB, total " + total + " bytes."); }
Example 10
Source Project: jts Source File: SVGWriter.java License: GNU Lesser General Public License v2.1 | 5 votes |
/** * Creates the <code>DecimalFormat</code> used to write <code>double</code>s * with a sufficient number of decimal places. * *@param precisionModel the <code>PrecisionModel</code> used to determine * the number of decimal places to write. *@return a <code>DecimalFormat</code> that write <code>double</code> * s without scientific notation. */ private static DecimalFormat createFormatter(PrecisionModel precisionModel) { // the default number of decimal places is 16, which is sufficient // to accomodate the maximum precision of a double. int decimalPlaces = precisionModel.getMaximumSignificantDigits(); // specify decimal separator explicitly to avoid problems in other locales DecimalFormatSymbols symbols = new DecimalFormatSymbols(); symbols.setDecimalSeparator('.'); String fmtString = "0" + (decimalPlaces > 0 ? "." : "") + stringOfChar('#', decimalPlaces); return new DecimalFormat(fmtString, symbols); }
Example 11
Source Project: closure-stylesheets Source File: GssFunctions.java License: Apache License 2.0 | 5 votes |
@Override protected CssNumericNode calculate(List<CssNumericNode> args, ErrorManager errorManager) throws GssFunctionException { if (args.size() == 0) { throw error("Not enough arguments", errorManager, args.get(0).getSourceCodeLocation()); } double total = Double.valueOf(args.get(0).getNumericPart()); String overallUnit = args.get(0).getUnit(); for (CssNumericNode node : args.subList(1, args.size())) { if (node.getUnit() != null && !node.getUnit().equals(CssNumericNode.NO_UNITS)) { throw error( "Only the first argument may have a unit associated with it, " + " but has unit: " + node.getUnit(), errorManager, node.getSourceCodeLocation()); } double value = Double.valueOf(node.getNumericPart()); total = performOperation(total, value); } String resultString = new DecimalFormat(DECIMAL_FORMAT, US_SYMBOLS).format(total); return new CssNumericNode(resultString, overallUnit != null ? overallUnit : CssNumericNode.NO_UNITS, args.get(0).getSourceCodeLocation()); }
Example 12
Source Project: ECG-Viewer Source File: StandardTickUnitSource.java License: GNU General Public License v2.0 | 5 votes |
/** * Returns a tick unit that is larger than the supplied unit. * * @param unit the unit (<code>null</code> not permitted). * * @return A tick unit that is larger than the supplied unit. */ @Override public TickUnit getLargerTickUnit(TickUnit unit) { double x = unit.getSize(); double log = Math.log(x) / LOG_10_VALUE; double higher = Math.ceil(log); return new NumberTickUnit(Math.pow(10, higher), new DecimalFormat("0.0E0")); }
Example 13
Source Project: tsml Source File: kNN.java License: GNU General Public License v3.0 | 5 votes |
public static void test1NNvsIB1(boolean norm){ System.out.println("FIRST BASIC SANITY TEST FOR THIS WRAPPER"); System.out.print("Compare 1-NN with IB1, normalisation turned"); String str=norm?" on":" off"; System.out.println(str); System.out.println("Compare on the UCI data sets"); System.out.print("If normalisation is off, then there may be differences"); kNN knn = new kNN(1); IBk ib1=new IBk(1); knn.normalise(norm); int diff=0; DecimalFormat df = new DecimalFormat("####.###"); for(String s:DatasetLists.uciFileNames){ Instances train=DatasetLoading.loadDataNullable("Z:/ArchiveData/Uci_arff/"+s+"/"+s+"-train"); Instances test=DatasetLoading.loadDataNullable("Z:/ArchiveData/Uci_arff/"+s+"/"+s+"-test"); try{ knn.buildClassifier(train); // ib1.buildClassifier(train); ib1.buildClassifier(train); double a1=ClassifierTools.accuracy(test, knn); double a2=ClassifierTools.accuracy(test, ib1); if(a1!=a2){ diff++; System.out.println(s+": 1-NN ="+df.format(a1)+" ib1="+df.format(a2)); } }catch(Exception e){ System.out.println(" Exception builing a classifier"); System.exit(0); } } System.out.println("Total problems ="+DatasetLists.uciFileNames.length+" different on "+diff); }
Example 14
Source Project: FimiX8-SDFG Source File: ByteHexHelper.java License: MIT License | 5 votes |
public static String currentData() { StringBuffer stringBuffer = new StringBuffer(); DecimalFormat decimalFormat = new DecimalFormat("00"); Calendar calendar = Calendar.getInstance(); String year = decimalFormat.format((long) calendar.get(1)); String month = decimalFormat.format((long) (calendar.get(2) + 1)); String day = decimalFormat.format((long) calendar.get(5)); String hour = decimalFormat.format((long) calendar.get(11)); String minute = decimalFormat.format((long) calendar.get(12)); String second = decimalFormat.format((long) calendar.get(13)); stringBuffer.append(year.substring(2, year.length())).append(month).append(day).append(hour).append(minute).append(second).append(decimalFormat.format((long) (calendar.get(7) - 1))); System.out.println(stringBuffer.toString()); return stringBuffer.toString(); }
Example 15
Source Project: opensim-gui Source File: IKToolPanel.java License: Apache License 2.0 | 5 votes |
/** Creates new form IKToolPanel */ public IKToolPanel(Model model) throws IOException { if(model==null) throw new IOException("IKToolPanel got null model"); ikToolModel = new IKToolModel(model); if (numFormat instanceof DecimalFormat) { ((DecimalFormat) numFormat).applyPattern("###0.#########"); } helpButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { BrowserLauncher.openURL("https://simtk-confluence.stanford.edu/display/OpenSim40/Inverse+Kinematics"); } }); initComponents(); bindPropertiesToComponents(); setSettingsFileDescription("IK tool settings file"); jTabbedPane.addTab("Weights", new IKTaskSetPanel(ikToolModel.getIKCommonModel())); markerFileName.setExtensionsAndDescription(".trc", "IK trial marker data"); coordinateFileName.setExtensionsAndDescription(".mot,.sto", "Coordinates of IK trial"); outputMotionFilePath.setExtensionsAndDescription(".mot", "Result motion file for IK"); outputMotionFilePath.setIncludeOpenButton(false); outputMotionFilePath.setDirectoriesOnly(false); outputMotionFilePath.setCheckIfFileExists(false); outputMotionFilePath.setSaveMode(true); updateModelDataFromModel(); updateFromModel(); ikToolModel.addObserver(this); }
Example 16
Source Project: j2objc Source File: DecimalFormatTest.java License: Apache License 2.0 | 5 votes |
public void test_equals() { DecimalFormat format = (DecimalFormat) NumberFormat.getInstance(Locale.US); DecimalFormat cloned = (DecimalFormat) format.clone(); cloned.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US)); assertEquals(format, cloned); Currency c = Currency.getInstance(Locale.US); cloned.setCurrency(c); assertEquals(format, cloned); }
Example 17
Source Project: opensim-gui Source File: MarkerDataInfoPanel.java License: Apache License 2.0 | 5 votes |
/** Creates new form TRCFileInfoPanel */ public MarkerDataInfoPanel() { if (doubleFormat instanceof DecimalFormat) { ((DecimalFormat) doubleFormat).applyPattern("###0.#########"); } initComponents(); }
Example 18
Source Project: proteus Source File: Function.java License: Apache License 2.0 | 5 votes |
@NonNull @Override public Value call(Context context, Value data, int dataIndex, Value... arguments) throws Exception { double number = Double.parseDouble(arguments[0].getAsString()); DecimalFormat formatter = getFormatter(arguments); formatter.setRoundingMode(RoundingMode.FLOOR); formatter.setMinimumFractionDigits(0); formatter.setMaximumFractionDigits(2); return new Primitive(formatter.format(number)); }
Example 19
Source Project: stockMarket Source File: TopBlockMarketEntity.java License: MIT License | 5 votes |
public TopBlockMarketEntity(String strEastMoney){ String [] strList = strEastMoney.split(","); //保留两位2小数 DecimalFormat decimalFormat=new DecimalFormat(".00"); this.blockCode = strList[1]; this.blockName = strList[2]; this.blockIncreasePercent = MyTime.convertEastMoneyFloat(strList[3]); this.TopStockCode = strList[7]; this.TopStockName = strList[9]; this.TopStockIncreasePercent = MyTime.convertEastMoneyFloat(strList[11]); }
Example 20
Source Project: openjdk-jdk9 Source File: TieRoundingTest.java License: GNU General Public License v2.0 | 5 votes |
static void formatOutputTestObject(NumberFormat nf, Object someNumber, String tiePosition, String inputDigits, String expectedOutput) { int mfd = nf.getMaximumFractionDigits(); RoundingMode rm = nf.getRoundingMode(); String result = nf.format(someNumber); if (!result.equals(expectedOutput)) { System.out.println(); System.out.println("========================================"); System.out.println("***Failure : error formatting value from string : " + inputDigits); System.out.println("NumberFormat pattern is : " + ((DecimalFormat ) nf).toPattern()); System.out.println("Maximum number of fractional digits : " + mfd); System.out.println("Fractional rounding digit : " + (mfd + 1)); System.out.println("Position of value relative to tie : " + tiePosition); System.out.println("Rounding Mode : " + rm); System.out.println("Number self output representation: " + someNumber); System.out.println( "Error. Formatted result different from expected." + "\nExpected output is : \"" + expectedOutput + "\"" + "\nFormated output is : \"" + result + "\""); System.out.println("========================================"); System.out.println(); errorCounter++; allPassed = false; } else { testCounter++; System.out.print("Success. Number input :" + inputDigits); System.out.print(", rounding : " + rm); System.out.print(", fract digits : " + mfd); System.out.print(", tie position : " + tiePosition); System.out.println(", expected : " + expectedOutput); } }
Example 21
Source Project: dremio-oss Source File: NumericToCharFunctions.java License: Apache License 2.0 | 5 votes |
public void setup() { buffer = buffer.reallocIfNeeded(100); byte[] buf = new byte[right.end - right.start]; right.buffer.getBytes(right.start, buf, 0, right.end - right.start); String inputFormat = new String(buf); outputFormat = new java.text.DecimalFormat(inputFormat); }
Example 22
Source Project: Ic2ExpReactorPlanner Source File: MaterialsList.java License: GNU General Public License v2.0 | 5 votes |
@Override public String toString() { StringBuilder result = new StringBuilder(1000); DecimalFormat materialDecimalFormat = new DecimalFormat(getI18n("UI.MaterialDecimalFormat")); for (Map.Entry<String, Double> entrySet : materials.entrySet()) { double count = entrySet.getValue(); String formattedNumber = materialDecimalFormat.format(count); result.append(String.format("%s %s\n", formattedNumber, entrySet.getKey())); //NOI18N } return result.toString(); }
Example 23
Source Project: astor Source File: StandardCategoryToolTipGeneratorTests.java License: GNU General Public License v2.0 | 5 votes |
/** * A test for bug 1481087. */ public void testEquals1481087() { StandardCategoryToolTipGenerator g1 = new StandardCategoryToolTipGenerator("{0}", new DecimalFormat("0.00")); StandardCategoryItemLabelGenerator g2 = new StandardCategoryItemLabelGenerator("{0}", new DecimalFormat("0.00")); assertFalse(g1.equals(g2)); }
Example 24
Source Project: apkextractor Source File: ExportingDialog.java License: GNU General Public License v3.0 | 5 votes |
public void setProgressOfWriteBytes(long current,long total){ if(current<0)return; if(current>total)return; progressBar.setMax((int)(total/1024)); progressBar.setProgress((int)(current/1024)); DecimalFormat dm=new DecimalFormat("#.00"); int percent=(int)(Double.valueOf(dm.format((double)current/total))*100); att_right.setText(Formatter.formatFileSize(getContext(),current)+"/"+Formatter.formatFileSize(getContext(),total)+"("+percent+"%)"); }
Example 25
Source Project: hadoop Source File: QueueCLI.java License: Apache License 2.0 | 5 votes |
private void printQueueInfo(PrintWriter writer, QueueInfo queueInfo) { writer.print("Queue Name : "); writer.println(queueInfo.getQueueName()); writer.print("\tState : "); writer.println(queueInfo.getQueueState()); DecimalFormat df = new DecimalFormat("#.0"); writer.print("\tCapacity : "); writer.println(df.format(queueInfo.getCapacity() * 100) + "%"); writer.print("\tCurrent Capacity : "); writer.println(df.format(queueInfo.getCurrentCapacity() * 100) + "%"); writer.print("\tMaximum Capacity : "); writer.println(df.format(queueInfo.getMaximumCapacity() * 100) + "%"); writer.print("\tDefault Node Label expression : "); if (null != queueInfo.getDefaultNodeLabelExpression()) { writer.println(queueInfo.getDefaultNodeLabelExpression()); } else { writer.println(); } Set<String> nodeLabels = queueInfo.getAccessibleNodeLabels(); StringBuilder labelList = new StringBuilder(); writer.print("\tAccessible Node Labels : "); for (String nodeLabel : nodeLabels) { if (labelList.length() > 0) { labelList.append(','); } labelList.append(nodeLabel); } writer.println(labelList.toString()); }
Example 26
Source Project: dctb-utfpr-2018-1 Source File: Creature.java License: Apache License 2.0 | 5 votes |
public double constantMultiplier() { double max=1.66, min=1.1; double random = min + Math.random() * (max - min); DecimalFormat decimal = new DecimalFormat("#.##"); String rS = decimal.format(random); return(Double.parseDouble(rS.replace(",", "."))); }
Example 27
Source Project: streaminer Source File: Bin.java License: Apache License 2.0 | 5 votes |
public JSONArray toJSON(DecimalFormat format) { JSONArray binJSON = new JSONArray(); binJSON.add(NumberUtil.roundNumber(_mean, format)); binJSON.add(NumberUtil.roundNumber(_count, format)); _target.addJSON(binJSON, format); return binJSON; }
Example 28
Source Project: lams Source File: DataFormatter.java License: GNU General Public License v2.0 | 5 votes |
public InternalDecimalFormatWithScale(String pattern, DecimalFormatSymbols symbols) { df = new DecimalFormat(trimTrailingCommas(pattern), symbols); setExcelStyleRoundingMode(df); Matcher endsWithCommasMatcher = endsWithCommas.matcher(pattern); if (endsWithCommasMatcher.find()) { String commas = (endsWithCommasMatcher.group(1)); BigDecimal temp = BigDecimal.ONE; for (int i = 0; i < commas.length(); ++i) { temp = temp.multiply(ONE_THOUSAND); } divider = temp; } else { divider = null; } }
Example 29
Source Project: jdk8u_jdk Source File: TestgetPatternSeparator_ja.java License: GNU General Public License v2.0 | 5 votes |
public static void main(String[] argv) throws Exception { DecimalFormat df = (DecimalFormat)NumberFormat.getInstance(Locale.JAPAN); DecimalFormatSymbols dfs = df.getDecimalFormatSymbols(); if (dfs.getPatternSeparator() != ';') { throw new Exception("DecimalFormatSymbols.getPatternSeparator doesn't return ';' in ja locale"); } }
Example 30
Source Project: metanome-algorithms Source File: DataTypes.java License: Apache License 2.0 | 5 votes |
public static boolean isDecimal(String input) { try { DecimalFormatSymbols symbols = new DecimalFormatSymbols(); symbols.setGroupingSeparator(','); symbols.setDecimalSeparator('.'); String pattern = "#,##0.0#"; DecimalFormat decimalFormat = new DecimalFormat(pattern, symbols); BigDecimal bigDecimal = (BigDecimal) decimalFormat.parse(input); return true; } catch (Exception ex) { return false; } }