Example usage for java.text NumberFormat format

List of usage examples for java.text NumberFormat format

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Introduction

In this page you can find the example usage for java.text NumberFormat format.

Prototype

public final String format(long number)

Source Link

Document

Specialization of format.

Usage

From source file:Main.java

public static void main(String[] args) {
    double value = 9.01236789E9;
    String text = String.format("%.0f", value);
    System.out.println(text); // 9012367890

    NumberFormat format = NumberFormat.getNumberInstance();
    format.setMaximumFractionDigits(0);//w ww  .  j  a  v  a2 s.c  o  m
    format.setGroupingUsed(false);
    System.out.println(format.format(value)); // 9012367890
}

From source file:Main.java

public static void main(String args[]) {
    NumberFormat formatter = new DecimalFormat();

    int maxinteger = Integer.MAX_VALUE;

    formatter = new DecimalFormat("0.######E0");
    System.out.println(formatter.format(maxinteger));

}

From source file:Main.java

public static void main(String[] args) {
    NumberFormat formatter = new DecimalFormat();
    Locale locale = Locale.getDefault();
    System.out.println("Locale = " + locale);
    System.out.println(formatter.format(123.123));

    locale = Locale.ITALY;//from www.  ja va2  s .  c  o m
    Locale.setDefault(locale);
    formatter = new DecimalFormat();
    System.out.println("Locale = " + locale);
    System.out.println(formatter.format(123.123));
}

From source file:MainClass.java

public static void main(String[] av) {

    String input = "4096.251";
    NumberFormat defForm = NumberFormat.getInstance();

    try {//from w  w w.  j  ava  2  s. c  om
        Number d = defForm.parse(input);
        System.out.println(input + " parses as " + d + " and formats as " + defForm.format(d));
    } catch (ParseException pe) {
        System.err.println(input + "not parseable!");
    }
}

From source file:NumFormatParse.java

/** The main (and only) method in this class. */
public static void main(String[] av) {

    //+//w  ww. j a v  a2 s  . c o  m
    NumberFormat defForm = NumberFormat.getInstance();

    try {
        Number d = defForm.parse(input);
        System.out.println(input + " parses as " + d + " and formats as " + defForm.format(d));
    } catch (ParseException pe) {
        System.err.println(input + "not parseable!");
    }
    //-
}

From source file:BigDecimalInvoiceApp.java

public static void main(String[] args) {
    double subtotal = 123.123;

    double discountPercent = 0.2;
    BigDecimal decimalSubtotal = new BigDecimal(Double.toString(subtotal));
    decimalSubtotal = decimalSubtotal.setScale(2, RoundingMode.HALF_UP);
    BigDecimal decimalDiscountPercent = new BigDecimal(Double.toString(discountPercent));

    BigDecimal discountAmount = decimalSubtotal.multiply(decimalDiscountPercent);
    discountAmount = discountAmount.setScale(2, RoundingMode.HALF_UP);

    BigDecimal totalBeforeTax = decimalSubtotal.subtract(discountAmount);
    BigDecimal salesTaxPercent = new BigDecimal(".05");
    BigDecimal salesTax = salesTaxPercent.multiply(totalBeforeTax);
    salesTax = salesTax.setScale(2, RoundingMode.HALF_UP);
    BigDecimal total = totalBeforeTax.add(salesTax);

    NumberFormat currency = NumberFormat.getCurrencyInstance();
    NumberFormat percent = NumberFormat.getPercentInstance();

    String message = "Subtotal:         " + currency.format(decimalSubtotal) + "\n" + "Discount percent: "
            + percent.format(decimalDiscountPercent) + "\n" + "Discount amount:  "
            + currency.format(discountAmount) + "\n" + "Total before tax: " + currency.format(totalBeforeTax)
            + "\n" + "Sales tax:        " + currency.format(salesTax) + "\n" + "Invoice total:    "
            + currency.format(total) + "\n";

    System.out.println(message);/*from ww  w  .j a  v a  2  s  .co  m*/

}

From source file:NumberFormatRounding.java

public static void main(String[] args) {
    NumberFormat nf = NumberFormat.getNumberInstance();
    nf.setMaximumFractionDigits(2);//w  ww  .j  av a 2  s  .  c o  m

    System.out.println("Default rounding mode: " + nf.getRoundingMode());
    System.out.println("123.454 rounds to " + nf.format(123.454));
    System.out.println("123.455 rounds to " + nf.format(123.455));
    System.out.println("123.456 rounds to " + nf.format(123.456));
    System.out.println();

}

From source file:com.discursive.jccook.math.SimpleRegressionExample.java

public static void main(String[] args) throws MathException {

    SimpleRegression sr = new SimpleRegression();

    // Add data points       
    sr.addData(0, 0);//from   w  ww . j  a v a2 s  .  c om
    sr.addData(1, 1.2);
    sr.addData(2, 2.6);
    sr.addData(3, 3.2);
    sr.addData(4, 4);
    sr.addData(5, 5);

    NumberFormat format = NumberFormat.getInstance();

    // Print the value of y when line intersects the y axis
    System.out.println("Intercept: " + format.format(sr.getIntercept()));

    // Print the number of data points
    System.out.println("N: " + sr.getN());

    // Print the Slope and the Slop Confidence
    System.out.println("Slope: " + format.format(sr.getSlope()));
    System.out.println("Slope Confidence: " + format.format(sr.getSlopeConfidenceInterval()));

    // Print RSquare a measure of relatedness
    System.out.println("RSquare: " + format.format(sr.getRSquare()));

    sr.addData(400, 100);
    sr.addData(300, 105);
    sr.addData(350, 70);
    sr.addData(200, 50);
    sr.addData(150, 300);
    sr.addData(50, 500);

    System.out.println("Intercept: " + format.format(sr.getIntercept()));
    System.out.println("N: " + sr.getN());
    System.out.println("Slope: " + format.format(sr.getSlope()));
    System.out.println("Slope Confidence: " + format.format(sr.getSlopeConfidenceInterval()));
    System.out.println("RSquare: " + format.format(sr.getRSquare()));

}

From source file:Main.java

public static void main(String args[]) {
    NumberFormat formatter = new DecimalFormat();

    int maxinteger = Integer.MAX_VALUE;
    System.out.println(maxinteger);
    formatter = new DecimalFormat("0.######E0");
    System.out.println(formatter.format(maxinteger));

    formatter = new DecimalFormat("0.#####E0");
    System.out.println(formatter.format(maxinteger));

    int mininteger = Integer.MIN_VALUE;
    System.out.println(mininteger);

    formatter = new DecimalFormat("0.######E0");
    System.out.println(formatter.format(mininteger));

    formatter = new DecimalFormat("0.#####E0");
    System.out.println(formatter.format(mininteger));

    double d = 0.12345;
    formatter = new DecimalFormat("0.#####E0");
    System.out.println(formatter.format(d));

    formatter = new DecimalFormat("000000E0");
    System.out.println(formatter.format(d));
}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    NumberFormat numberFormat = NumberFormat.getInstance();
    numberFormat.setParseIntegerOnly(false);
    double usersNumber = 1976.0826;

    numberFormat = NumberFormat.getNumberInstance(Locale.US);
    System.out.println("User's number (US): " + numberFormat.format(usersNumber));

}