| /* ArrayHelper.java -- Helper methods for handling array operations |
| Copyright (C) 1998, 2002 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath 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 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.java.lang; |
| |
| /** |
| * ArrayHelper helps you do things with arrays. |
| * |
| * @author John Keiser |
| */ |
| public class ArrayHelper |
| { |
| /** |
| * Counterpart to java.util.Collection.contains. |
| * |
| * @param array the array to search |
| * @param searchFor the object to locate |
| * @return true if some array element <code>equals(searchFor)</code> |
| */ |
| public static boolean contains(Object[] array, Object searchFor) |
| { |
| return indexOf(array, searchFor) != -1; |
| } |
| |
| /** |
| * Counterpart to java.util.Collection.indexOf. |
| * |
| * @param array the array to search |
| * @param searchFor the object to locate |
| * @return the index of the first equal object, or -1 |
| */ |
| public static int indexOf(Object[] array, Object searchFor) |
| { |
| for (int i = 0; i < array.length; i++) |
| { |
| if(array[i].equals(searchFor)) |
| { |
| return i; |
| } |
| } |
| return -1; |
| } |
| } |