Example usage for java.text NumberFormat getInstance

List of usage examples for java.text NumberFormat getInstance

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Introduction

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

Prototype

public static final NumberFormat getInstance()

Source Link

Document

Returns a general-purpose number format for the current default java.util.Locale.Category#FORMAT FORMAT locale.

Usage

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));

}

From source file:ConstantLocaleUsage.java

public static void main(String[] argv) {

    NumberFormat numberFormat = NumberFormat.getInstance();
    numberFormat.setParseIntegerOnly(false);
    double usersNumber;

    if (argv.length == 1)
        try {/*from w w w . j a  v  a  2 s.  co  m*/
            usersNumber = numberFormat.parse(argv[0]).doubleValue();
        } catch (ParseException e) {
            usersNumber = 197912.29;
        }
    else
        usersNumber = 1976.0826;

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

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.GERMANY);
    System.out.println("User's number (GERMANY): " + numberFormat.format(usersNumber));

}

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  a  v a2  s.  c  o  m*/
        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:MainClass.java

public static void main(String[] argv) {
    double d = 1234567.89;
    double n = -1234567.89;

    String pattern = "#,###.##;(#,###.##)";

    NumberFormat nf = NumberFormat.getInstance();
    if (nf instanceof DecimalFormat) {
        DecimalFormat df = (DecimalFormat) nf;
        df.applyPattern(pattern);//ww  w.j  av  a  2 s. c  o m
        System.out.println(df.format(d));
        System.out.println(df.format(n));
    }

}

From source file:MainClass.java

public static void main(String[] av) {
    double data[] = { 0, 1, 22d / 7, 100.2345678 };
    NumberFormat form = NumberFormat.getInstance();

    // Set it to look like 999.99[99]
    form.setMinimumIntegerDigits(3);/*www  .  j  a  v  a 2 s . c o  m*/
    form.setMinimumFractionDigits(2);
    form.setMaximumFractionDigits(4);

    // Now print using it.
    for (int i = 0; i < data.length; i++)
        System.out.println(data[i] + "\tformats as " + form.format(data[i]));
}

From source file:NumFormat2.java

/** The main (and only) method in this class. */
public static void main(String[] av) {
    // Get a format instance
    NumberFormat form = NumberFormat.getInstance();

    // Set it to look like 999.99[99]
    form.setMinimumIntegerDigits(3);/*from w  ww . jav a 2 s  . c o m*/
    form.setMinimumFractionDigits(2);
    form.setMaximumFractionDigits(4);

    // Now print using it.
    for (int i = 0; i < data.length; i++)
        System.out.println(data[i] + "\tformats as " + form.format(data[i]));
}

From source file:NumFormatParse.java

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

    //+/*from w w  w. ja  v  a 2  s  .co 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:NumberInputNumberFormatgetInstance.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Number Input");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Font font = new Font("SansSerif", Font.BOLD, 16);

    JLabel label;//from   w  ww.ja va2 s . c om
    JFormattedTextField input;
    JPanel panel;

    BoxLayout layout = new BoxLayout(frame.getContentPane(), BoxLayout.Y_AXIS);
    frame.setLayout(layout);

    Format general = NumberFormat.getInstance();
    label = new JLabel("General/Instance:");
    input = new JFormattedTextField(general);
    input.setValue(2424.50);
    input.setColumns(20);
    input.setFont(font);

    panel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
    panel.add(label);
    panel.add(input);
    frame.add(panel);

    frame.add(new JTextField());
    frame.pack();
    frame.setVisible(true);
}

From source file:MainClass.java

public static void main(String[] args) {
    StopWatch clock = new StopWatch();
    NumberFormat format = NumberFormat.getInstance();

    System.out.println("How long does it take to take the sin of 0.34 ten million times?");
    clock.start();//from ww w  .  j  a va 2 s . co m
    for (int i = 0; i < 100000000; i++) {
        Math.sin(0.34);
    }
    clock.stop();

    System.out.println("It takes " + clock.getTime() + " milliseconds");

    System.out.println("How long does it take to multiply 2 doubles one billion times?");
    clock.reset();
    clock.start();
    for (int i = 0; i < 1000000000; i++) {
        double result = 3423.2234 * 23e-4;
    }
    clock.stop();
    System.out.println("It takes " + clock.getTime() + " milliseconds.");

    System.out.println("How long does it take to add 2 ints one billion times?");
    clock.reset();
    clock.start();
    for (int i = 0; i < 1000000000; i++) {
        int result = 293842923 + 33382922;
    }
    clock.stop();
    System.out.println("It takes " + clock.getTime() + " milliseconds.");

    System.out.println("Testing the split() method.");
    clock.reset();
    clock.start();
    try {
        Thread.sleep(1000);
    } catch (Exception e) {
    }
    clock.split();
    System.out.println("Split Time after 1 sec: " + clock.getTime());
    try {
        Thread.sleep(1000);
    } catch (Exception e) {
    }
    System.out.println("Split Time after 2 sec: " + clock.getTime());
    clock.unsplit();
    try {
        Thread.sleep(1000);
    } catch (Exception e) {
    }
    System.out.println("Time after 3 sec: " + clock.getTime());

}