Example usage for java.util Formatter Formatter

Introduction

In this page you can find the example usage for java.util Formatter Formatter.

Prototype

public Formatter()

Source Link

Document

Constructs a new formatter.

Usage

From source file:MainClass.java

public static void main(String args[]) {
    Formatter fmt = new Formatter();

    // Right justify by default 
    fmt.format("|%10.2f|", 123.123);
    System.out.println(fmt);//from  ww  w.j ava 2 s . c  o  m

    // Now, left justify. 
    fmt = new Formatter();
    fmt.format("|%-10.2f|", 123.123);
    System.out.println(fmt);
}

From source file:MainClass.java

public static void main(String args[]) {
    Formatter fmt = new Formatter();

    // Format 4 decimal places.
    fmt.format("%.4f", 123.1234567);
    System.out.println(fmt);/*from   www .jav  a 2 s  . c om*/

    // Format to 2 decimal places in a 16 character field.
    fmt = new Formatter();
    fmt.format("%16.2e", 123.1234567);
    System.out.println(fmt);

    // Display at most 15 characters in a string.
    fmt = new Formatter();
    fmt.format("%.15s", "Formatting with Java is now easy.");
    System.out.println(fmt);
}

From source file:MainClass.java

public static void main(String args[]) {
    Formatter fmt = new Formatter();
    Calendar cal = Calendar.getInstance();

    fmt.format("Today is day %te of %<tB, %<tY", cal);
    System.out.println(fmt);/*  w w  w  .j a  v  a 2 s  .  c  o  m*/
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    double data[] = { 12.3, 45.6, -7.89, -1.0, 1.01 };
    Formatter fmt = new Formatter();

    fmt.format("%12s %12s\n", "Value", "Cube Root");

    for (double v : data) {
        fmt.format("%12.4f %12.4f\n", v, Math.cbrt(v));
    }/*w  ww .  j  a v  a2  s. c o m*/
    System.out.println(fmt);
}

From source file:MainClass.java

public static void main(String args[]) {
    Formatter fmt = new Formatter();

    for (double i = 1000; i < 1.0e+10; i *= 100) {
        fmt.format("%g ", i);
        System.out.println(fmt);/*from  www. j a  v a  2  s .  co m*/
    }

}

From source file:MainClass.java

public static void main(String args[]) {
    Formatter fmt = new Formatter();
    Calendar cal = Calendar.getInstance();

    fmt.format("%tr", cal);
    System.out.println(fmt);//from w  w  w .ja v  a 2 s . com

    fmt = new Formatter();
    fmt.format("%tc", cal);
    System.out.println(fmt);

    fmt = new Formatter();
    fmt.format("%tl:%tM", cal, cal);
    System.out.println(fmt);

    fmt = new Formatter();
    fmt.format("%tB %tb %tm", cal, cal, cal);
    System.out.println(fmt);
}

From source file:Main.java

public static String transferTP(String oldValue) {
    String newValue = oldValue;/*from  w  w w  . j  a  v  a  2  s.  com*/
    float ov = Float.valueOf(oldValue) / 1000;
    Formatter fmt = new Formatter();

    if (ov >= 100) {
        newValue = String.valueOf(Math.floor(ov + 0.5));
    } else if (ov > 10) {
        newValue = fmt.format("%.1f", ov).toString();
    } else {
        newValue = fmt.format("%.2f", ov).toString();
    }

    return newValue;
}

From source file:Main.java

public static String toSHA1(String s) {
    MessageDigest md = null;//from w  w w  .  j  a  v a2s.c  o m
    byte[] sha1hash = null;
    try {
        md = MessageDigest.getInstance("SHA-1");
        sha1hash = new byte[40];
        md.update(s.getBytes(UTF_8), 0, s.length());
    } catch (Exception e) {
        return ERROR_SHA1;
    }
    sha1hash = md.digest();
    Formatter formatter = new Formatter();
    for (byte b : sha1hash) {
        formatter.format("%02x", b);
    }
    return formatter.toString();
}

From source file:Main.java

public static String stringForTime(int timeMs) {
    int totalSeconds = timeMs / 1000;

    int seconds = totalSeconds % 60;
    int minutes = (totalSeconds / 60) % 60;
    int hours = totalSeconds / 3600;

    Formatter mFormatter = new Formatter();
    if (hours > 0) {
        return mFormatter.format("%d:%02d:%02d", hours, minutes, seconds).toString();
    } else {//from   w ww  . j av  a 2 s  . co  m
        return mFormatter.format("%02d:%02d", minutes, seconds).toString();
    }
}

From source file:pl.p.lodz.ftims.server.logic.AuthenticationUtils.java

private String bytesToHex(byte[] bytes) {
    try (Formatter formatter = new Formatter()) {
        for (byte b : bytes) {
            formatter.format("%02x", b);
        }//from   ww w .ja  v a2 s .c  om
        return formatter.toString();
    }
}