Android examples for File Input Output:File Size
format File Size
//package com.java2s; public class Main { public static String formatFileSize(long size) { if (size < 1024) { return String.format("%d B", size); } else if (size < 1024 * 1024) { return String.format("%.1f KB", size / 1024.0f); } else if (size < 1024 * 1024 * 1024) { return String.format("%.1f MB", size / 1024.0f / 1024.0f); } else {/*www . j av a 2s. c o m*/ return String.format("%.1f GB", size / 1024.0f / 1024.0f / 1024.0f); } } }