Here you can find the source of bytesEqual(final byte[] a, final byte[] b)
| Parameter | Description |
|---|---|
| a | A byte[]. |
| b | Another byte[]. |
null) or if they have the same data.
final public static boolean bytesEqual(final byte[] a, final byte[] b)
//package com.java2s; /**// ww w .jav a2 s .co m Copyright (C) SYSTAP, LLC 2006-2007. All rights reserved. Contact: SYSTAP, LLC 4501 Tower Road Greensboro, NC 27410 licenses@bigdata.com This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ public class Main { /** * True iff the two arrays compare as equal. This is somewhat optimized in * that it tests the array lengths first, assumes that it is being used on * sorted data and therefore compares the last bytes first, and does not * convert the bytes to unsigned integers before testing for equality. * * @param a * A byte[]. * @param b * Another byte[]. * * @return If the two arrays have the same reference (including * <code>null</code>) or if they have the same data. */ final public static boolean bytesEqual(final byte[] a, final byte[] b) { if (a == b) return true; final int alen = a.length; final int blen = b.length; if (alen != blen) return false; int i = alen - 1; while (i >= 0) { if (a[i] != b[i]) return false; i--; } // for (int i = 0; i < alen; i++) { // // if( a[i] != b[i] ) return false; // // } return true; } }