Example usage for java.text DecimalFormat DecimalFormat

Introduction

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

Prototype

public DecimalFormat(String pattern)

Source Link

Document

Creates a DecimalFormat using the given pattern and the symbols for the default java.util.Locale.Category#FORMAT FORMAT locale.

Usage

From source file:Main.java

public static String doubleToString(double num) {
    DecimalFormat df = new DecimalFormat("0.00");
    return df.format(num);
}

From source file:Main.java

public static DecimalFormat createDecimalFormat(String pattern) {
    return new DecimalFormat(pattern);
}

From source file:Main.java

public static String handleDouble(double price) {
    DecimalFormat decimalFormat = new DecimalFormat("##.##");
    return decimalFormat.format(price);
}

From source file:Main.java

public static String formatFileSizeToString(long fileLen) {
    DecimalFormat df = new DecimalFormat("0.00");
    String fileSizeString = "";
    if (fileLen < 1024) {
        fileSizeString = df.format((double) fileLen) + "B";
    } else if (fileLen < 1048576) {
        fileSizeString = df.format((double) fileLen / 1024) + "K";
    } else if (fileLen < 1073741824) {
        fileSizeString = df.format((double) fileLen / 1048576) + "M";
    } else {//from  w  w  w.j av a 2s  . co m
        fileSizeString = df.format((double) fileLen / 1073741824) + "G";
    }
    return fileSizeString;
}

From source file:Main.java

public static String getRoundedDistanceString(double distance) {
    return new DecimalFormat("##0.00").format(getRoundedDistance(distance));
}

From source file:Main.java

public static String decimalFormat(String s, String format) {
    DecimalFormat decimalFormat = new DecimalFormat(format);
    return decimalFormat.format(s);
}

From source file:Main.java

/**
 * Convert filesize unit// w  w  w  .  j  av a 2  s  .  c om
 * 
 * @param size
 * @return
 */
public static String formetFileSize(long size) {
    DecimalFormat df = new DecimalFormat("#0.00");
    String fileSizeString = "";
    if (size < 1024) {
        fileSizeString = df.format((double) size) + "B";
    } else if (size < 1048576) {
        fileSizeString = df.format((double) size / 1024) + "K";
    } else if (size < 1073741824) {
        fileSizeString = df.format((double) size / 1048576) + "M";
    } else {
        fileSizeString = df.format((double) size / 1073741824) + "G";
    }
    return fileSizeString;
}

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

/**
 * Get the file size in a human-readable string.
 * /*  w  ww  . j ava 2s  . c  o m*/
 * @param size
 * @return
 * 
 * @author paulburke
 */
public static String getReadableFileSize(int size) {
    final int BYTES_IN_KILOBYTES = 1024;
    final DecimalFormat dec = new DecimalFormat("###.#");
    final String KILOBYTES = " KB";
    final String MEGABYTES = " MB";
    final String GIGABYTES = " GB";
    float fileSize = 0;
    String suffix = KILOBYTES;

    if (size > BYTES_IN_KILOBYTES) {
        fileSize = size / BYTES_IN_KILOBYTES;
        if (fileSize > BYTES_IN_KILOBYTES) {
            fileSize = fileSize / BYTES_IN_KILOBYTES;
            if (fileSize > BYTES_IN_KILOBYTES) {
                fileSize = fileSize / BYTES_IN_KILOBYTES;
                suffix = GIGABYTES;
            } else {
                suffix = MEGABYTES;
            }
        }
    }
    return String.valueOf(dec.format(fileSize) + suffix);
}

From source file:Main.java

/**
 * byte convert//from  www . j a  v  a2 s  .co  m
 * @param size like 3232332
 * @return like 3.23M
 */
//   public static String getFormatSize(long size){
//      if (size >= 1024 * 1024 * 1024){
//         Double dsize = (double) (size / (1024 * 1024 * 1024));
//         return new DecimalFormat("#.00").format(dsize) + "G";
//      }else if (size >= 1024 * 1024) {
//         Double dsize = (double) (size / (1024 * 1024));
//         return new DecimalFormat("#.00").format(dsize) + "M";
//      }else if (size >= 1024) {
//         Double dsize = (double) (size / 1024);
//         return new DecimalFormat("#.00").format(dsize) + "K";
//      }else {
//         return String.valueOf((int)size) + "B";
//      }
//   }

public static String getFormatSize(double size) {
    if (size >= 1024 * 1024 * 1024) {
        Double dsize = size / (1024 * 1024 * 1024);
        return new DecimalFormat("#.00").format(dsize) + "G";
    } else if (size >= 1024 * 1024) {
        Double dsize = size / (1024 * 1024);
        return new DecimalFormat("#.00").format(dsize) + "M";
    } else if (size >= 1024) {
        Double dsize = size / 1024;
        return new DecimalFormat("#.00").format(dsize) + "K";
    } else {
        return String.valueOf((int) size) + "B";
    }
}