Java Size Format formatMemorySize(long size)

Description

format Memory Size

License

Open Source License

Declaration

public synchronized static String formatMemorySize(long size) 

Method Source Code

//package com.java2s;
/*//w  ww  .  j  av  a 2  s  .  c o  m
    
Copyright (c) 2004, Garrick Toubassi
    
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
    
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
    
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
    
*/

import java.text.DecimalFormat;

public class Main {
    private static final DecimalFormat memoryFormat = new DecimalFormat("#,##0");

    public synchronized static String formatMemorySize(long size) {
        long sizeInKB;

        if (size == 0) {
            sizeInKB = 0;
        } else {
            sizeInKB = size / 1024;
            if (size % 1024 != 0) {
                sizeInKB++;
            }

            // If size > 10MB, then go to MB as the unit
            if (sizeInKB > 10 * 1024) {
                long sizeInMB = size / (1024 * 1024);
                return "" + memoryFormat.format(sizeInMB) + " MB";
            }
        }
        return "" + memoryFormat.format(sizeInKB) + " KB";
    }
}

Related

1. formatFileSize(long size)
2. formatFileSize(long size)
3. formatFileSize(Long sizeBytes)
4. formatFilesizeGB(long filesize, int fractionDigits)
5. formatGameSize(int size)
6. formatPartSize(int size, NumberFormat format)
7. formatSize(double fileSize)
8. formatSize(double size)
9. formatSize(int size)