/*
* Copyright (C) 2011 Laurent Caillette
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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/>.
*/
package org.novelang.outfit;
/**
* Does things with arrays.
*
* @author Laurent Caillette
*/
public class ArrayTools {
private ArrayTools() {
}
/**
* Returns the first non-null value or null if all were null.
*
* @param values a non-null array that may contain nulls.
* @return a possibly null value if all {@code values} were null.
*/
public static< T > T firstNotNull( final T... values ) {
for( final T value : values ) {
if( value != null ) {
return value ;
}
}
return null ;
}
}