1 /* 2 * Util 3 * 4 * Author: Lasse Collin <lasse.collin@tukaani.org> 5 * 6 * This file has been put into the public domain. 7 * You can do whatever you want with this file. 8 */ 9 10 package org.tukaani.xz.common; 11 12 public class Util { 13 public static final int STREAM_HEADER_SIZE = 12; 14 public static final long BACKWARD_SIZE_MAX = 1L << 34; 15 public static final int BLOCK_HEADER_SIZE_MAX = 1024; 16 public static final long VLI_MAX = Long.MAX_VALUE; 17 public static final int VLI_SIZE_MAX = 9; 18 getVLISize(long num)19 public static int getVLISize(long num) { 20 int size = 0; 21 do { 22 ++size; 23 num >>= 7; 24 } while (num != 0); 25 26 return size; 27 } 28 } 29