Example usage for java.text DecimalFormat format

Introduction

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

Prototype

public final String format(double number)

Source Link

Document

Specialization of format.

Usage

From source file:Main.java

public static String convertNumberToString(Number value, String pattern) {
    String s = null;//w w w.j a  v a 2s. com
    try {
        if (pattern == null) {
            pattern = "###########0.00";
        }
        DecimalFormat decimalFormat = new DecimalFormat(pattern);
        s = decimalFormat.format(value);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return s;
}

From source file:net.kamhon.ieagle.util.TimeUtil.java

public static String toTime(int hours, int minutes, int seconds) {
    DecimalFormat df = new DecimalFormat("00");

    return df.format(hours) + ":" + df.format(minutes) + ":" + df.format(seconds);
}

From source file:Main.java

public static String convertToDecimal(String val) {

    String convertedValue = "";

    try {//from  w ww.j a  v a  2 s.c om
        DecimalFormat df = new DecimalFormat("0.00");
        convertedValue = df.format(Double.parseDouble(val));
        df.setMaximumFractionDigits(2);
    } catch (NumberFormatException e) {
        e.printStackTrace();
    }

    return convertedValue;
}

From source file:Main.java

public static double asMiles(final long meters) {
    DecimalFormat twoDForm = new DecimalFormat("#.##");
    return Double.valueOf(twoDForm.format(asMiles(meters / 1000.0)));
}

From source file:Main.java

/**
 * Convert a number of meters to feet.// w  ww .j a v  a  2  s.c om
 * @param meters Value to convert in meters.
 * @return meters converted to feet.
 */
public static double asFeet(final double meters) {
    DecimalFormat twoDForm = new DecimalFormat("#.##");
    return Double.valueOf(twoDForm.format(meters * FEET_CONVERT));
}

From source file:Main.java

public static String getOnePointDouble(double d) {
    if (d == 0)/*from   w  w  w  .j  ava2s  . c om*/
        return "0.0";
    try {
        DecimalFormat df = new DecimalFormat("######0.0");
        String text = df.format(d);
        if (text.endsWith("0"))
            return text.substring(0, text.length() - 1);
        return text;
    } catch (Exception e) {
        return "0.0";
    }
}

From source file:Main.java

/**
 * Convert a number of kilometers to miles.
 * @param km number of km to convert/*from w w  w.ja  v  a2 s .c  om*/
 * @return number of km in miles
 */
public static double asMiles(final double km) {
    DecimalFormat twoDForm = new DecimalFormat("#.##");
    return Double.valueOf(twoDForm.format(km * MILES_CONVERT));
}

From source file:Main.java

public static String TwoDigits(int d) {
    DecimalFormat twoDecimal = new DecimalFormat("00");
    return String.valueOf(twoDecimal.format(d));
}

From source file:Main.java

public static String formatNumber(int number, int length) {
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < length; i++) {
        sb.append("0");
    }//from  www .  j a va2s . c om
    java.text.DecimalFormat format = new java.text.DecimalFormat(sb.toString());
    return format.format(number);
}

From source file:Main.java

/**
 * According station to get frequency string
 *
 * @param station for 100KZ, range 875-1080
 *
 * @return string like 87.5/*ww  w .j a  va 2s . c  o  m*/
 */
public static String formatStation(int station) {
    float frequency = (float) station / CONVERT_RATE;
    DecimalFormat decimalFormat = new DecimalFormat("0.0");
    return decimalFormat.format(frequency);
}