clone two dimensional array : Array « Collections Data Structure « Java

clone two dimensional array


 * BeehiveZ is a business process model and instance management system.
 * Copyright (C) 2011  
 * Institute of Information System and Engineering, School of Software, Tsinghua University,
 * Beijing, China
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 * This program is a 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 with the version of 2.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 * @author Tao Jin

public class Util{
  // clone two dimensional array
  public static boolean[][] twoDimensionalArrayClone(boolean[][] a) {
    boolean[][] b = new boolean[a.length][];
    for (int i = 0; i < a.length; i++) {
      b[i] = a[i].clone();
    return b;


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