Here you can find the source of arrayCompareLex(byte[] a, byte[] b)
public static int arrayCompareLex(byte[] a, byte[] b)
//package com.java2s; /*-/*from ww w.j a v a 2 s . com*/ * Copyright (C) 2006-2007 Erik Larsson * * 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, either version 3 of the License, or * (at your option) any later version. * * 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, see <http://www.gnu.org/licenses/>. */ public class Main { public static int arrayCompareLex(byte[] a, byte[] b) { return arrayCompareLex(a, 0, a.length, b, 0, b.length); } public static int arrayCompareLex(byte[] a, int aoff, int alen, byte[] b, int boff, int blen) { int compareLen = alen < blen ? alen : blen; // equiv. Math.min for (int i = 0; i < compareLen; ++i) { byte curA = a[aoff + i]; byte curB = b[boff + i]; if (curA != curB) return curA - curB; } return alen - blen; // The shortest array gets higher priority } }