FileSizeFormatter.java

// Created by plusminus on 22:42:55 - 12.11.2008
package org.androad.util;


public class FileSizeFormatter {
	// ===========================================================
	// Constants
	// ===========================================================

	private static final String BYTES = "Bytes";
	private static final String MEGABYTES = "MB";
	private static final String KILOBYTES = "kB";
	private static final String GIGABYTES = "GB";
	private static final long KILO = 1024;
	private static final long MEGA = KILO * 1024;
	private static final long GIGA = MEGA * 1024;

	// ===========================================================
	// Fields
	// ===========================================================

	// ===========================================================
	// Constructors
	// ===========================================================

	public static String formatFileSize(final long pBytes){
		if(pBytes < KILO){
			return pBytes + BYTES;
		}else if(pBytes < MEGA){
			return (int)(0.5 + (pBytes / (double)KILO)) + KILOBYTES;
		}else if(pBytes < GIGA){
			return (int)(0.5 + (pBytes / (double)MEGA)) + MEGABYTES;
		}else {
			return (int)(0.5 + (pBytes / (double)GIGA)) + GIGABYTES;
		}
	}

	// ===========================================================
	// Getter & Setter
	// ===========================================================

	// ===========================================================
	// Methods from SuperClass/Interfaces
	// ===========================================================

	// ===========================================================
	// Methods
	// ===========================================================

	// ===========================================================
	// Inner and Anonymous Classes
	// ===========================================================
}