Source for org.jfree.util.BooleanUtilities

   1: /* ========================================================================
   2:  * JCommon : a free general purpose class library for the Java(tm) platform
   3:  * ========================================================================
   4:  *
   5:  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
   6:  * 
   7:  * Project Info:  http://www.jfree.org/jcommon/index.html
   8:  *
   9:  * This library is free software; you can redistribute it and/or modify it 
  10:  * under the terms of the GNU Lesser General Public License as published by 
  11:  * the Free Software Foundation; either version 2.1 of the License, or 
  12:  * (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but 
  15:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
  16:  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
  17:  * License for more details.
  18:  *
  19:  * You should have received a copy of the GNU Lesser General Public
  20:  * License along with this library; if not, write to the Free Software
  21:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
  22:  * USA.  
  23:  *
  24:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
  25:  * in the United States and other countries.]
  26:  * 
  27:  * ---------------------
  28:  * BooleanUtilities.java
  29:  * ---------------------
  30:  * (C) Copyright 2003, 2004, by Object Refinery Limited.
  31:  *
  32:  * Original Author:  David Gilbert (for Object Refinery Limited);
  33:  * Contributor(s):   -;
  34:  *
  35:  * $Id: BooleanUtilities.java,v 1.4 2005/10/18 13:24:19 mungady Exp $
  36:  *
  37:  * Changes
  38:  * -------
  39:  * 23-Oct-2003 : Version 1 (DG);
  40:  * 04-Oct-2004 : Renamed BooleanUtils --> BooleanUtilities (DG);
  41:  *
  42:  */
  43: 
  44: package org.jfree.util;
  45: 
  46: /**
  47:  * Utility methods for working with <code>Boolean</code> objects.
  48:  * 
  49:  * @author David Gilbert
  50:  */
  51: public class BooleanUtilities {
  52: 
  53:     /**
  54:      * Private constructor prevents object creation.
  55:      */
  56:     private BooleanUtilities() {
  57:     }
  58: 
  59:     /**
  60:      * Returns the object equivalent of the boolean primitive.
  61:      * <p>
  62:      * A similar method is provided by the Boolean class in JDK 1.4, but you can use this one
  63:      * to remain compatible with earlier JDKs.
  64:      * 
  65:      * @param b  the boolean value.
  66:      * 
  67:      * @return <code>Boolean.TRUE</code> or <code>Boolean.FALSE</code>.
  68:      */
  69:     public static Boolean valueOf(final boolean b) {
  70:         return (b ? Boolean.TRUE : Boolean.FALSE);
  71:     }
  72:     
  73: }