Java Long Number Readable Format formatBytes(long bytes)

Description

Format bytes.

License

Open Source License

Parameter

Parameter	Description
bytes	Bytes.

Return

Rounded string representation of the byte size.

Declaration

private static String formatBytes(long bytes) 

Method Source Code

//package com.java2s;
/* Copyright (c) 2010 Daniel Doubrovkine, All Rights Reserved
 * //  ww w  .j a  v a 2 s  .  c  o m
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.  
 */

public class Main {
    /**
     * Format bytes.
     * @param bytes
     *  Bytes.
     * @return
     *  Rounded string representation of the byte size.
     */
    private static String formatBytes(long bytes) {
        if (bytes == 1) { // bytes
            return String.format("%d byte", bytes);
        } else if (bytes < 1024) { // bytes
            return String.format("%d bytes", bytes);
        } else if (bytes < 1048576 && bytes % 1024 == 0) { // Kb
            return String.format("%.0f KB", (double) bytes / 1024);
        } else if (bytes < 1048576) { // Kb
            return String.format("%.1f KB", (double) bytes / 1024);
        } else if (bytes % 1048576 == 0 && bytes < 1073741824) { // Mb
            return String.format("%.0f MB", (double) bytes / 1048576);
        } else if (bytes < 1073741824) { // Mb
            return String.format("%.1f MB", (double) bytes / 1048576);
        } else if (bytes % 1073741824 == 0 && bytes < 1099511627776L) { // GB
            return String.format("%.0f GB", (double) bytes / 1073741824);
        } else if (bytes < 1099511627776L) {
            return String.format("%.1f GB", (double) bytes / 1073741824);
        } else if (bytes % 1099511627776L == 0 && bytes < 1125899906842624L) { // TB
            return String
                    .format("%.0f TB", (double) bytes / 1099511627776L);
        } else if (bytes < 1125899906842624L) {
            return String
                    .format("%.1f TB", (double) bytes / 1099511627776L);
        } else {
            return String.format("%d bytes", bytes);
        }
    }
}

Related

1. convertLongToMega(long value)
2. convertMbIntoGb(long megaBytes)
3. formatBytes(long bts)
4. formatBytes(long bytes)
5. formatBytes(long bytes)
6. formatBytes(long bytes)
7. formatBytes(long bytes)
8. formatBytes(long bytes)
9. formatBytes(long bytes)