Java Utililty Methods File Size Get

List of utility methods to do File Size Get

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Description

The list of methods to do File Size Get are organized into topic(s).

Method

StringprettyFileSize(long size)
pretty File Size 
if (size <= 0)
    return "0";
final String[] units = new String[] { "B", "KB", "MB", "GB", "TB" };
int digitGroups = (int) (Math.log10(size) / Math.log10(1024));
return new DecimalFormat("#,##0.#").format(size / Math.pow(1024, digitGroups)) + " " + units[digitGroups];
StringreadableFileSize(final long size)
readable File Size 
if (size < 0)
    return "";
if (size == 0)
    return "0.0";
final int digitGroup = (int) (Math.log10(size) / Math.log10(1024));
return DECIMAL_FORMAT.format(size / Math.pow(1024, digitGroup)) + " " + UNITS[digitGroup];
StringreadableFileSize(long size)
readable File Size 
if (size <= 0)
    return "0";
int digitGroups = (int) (Math.log10(size) / Math.log10(1024));
return new DecimalFormat("#,##0.#").format(size / Math.pow(1024, digitGroups)) + " " + units[digitGroups];
StringreadableFileSize(long size)
readable File Size 
if (size <= 0)
    return "0 B";
int digitGroups = (int) (Math.log10(size) / Math.log10(1024));
return new DecimalFormat("#,##0.#").format(size / Math.pow(1024, digitGroups)).replace(",", ".") + " "
        + UNITS[digitGroups];
StringstringifyFileSize(double value)
stringify File Size 
double d;
if (value >= TB) {
    d = value / TB;
    String val = df.format(d);
    return val + " TB";
} else if (value >= GB) {
    d = value / GB;
    String val = df.format(d);
...
StringtoFileSize(final long longSize, final int decimalPos)
to File Size 
final NumberFormat fmt = NumberFormat.getNumberInstance();
if (decimalPos >= 0) {
    fmt.setMaximumFractionDigits(decimalPos);
final double size = longSize;
double val = size / (1024 * 1024);
if (val > 1) {
    return fmt.format(val).concat(" MB");
...