001 /* 002 * Copyright (c) 2005, romain guy (romain.guy@jext.org) and craig wickesser (craig@codecraig.com) 003 * All rights reserved. 004 * 005 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 006 * 007 * * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 008 * * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 009 * * Neither the name of the <ORGANIZATION> nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. 010 * 011 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 012 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 013 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 014 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 015 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 016 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 017 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 018 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 019 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 020 * POSSIBILITY OF SUCH DAMAGE. 021 */ 022 023 package net.java.swingfx.common; 024 025 /** 026 * A utilites class which provides "helper" methods used throughout the SwingFX suite. 027 * This class provides a variety of methods which can be accessed in a static way. 028 * 029 * @author craig wickesser, 19/02/2005 030 * @since 1.0 031 * <br> 032 * $Revision: 1.2 $ 033 */ 034 public class Utils { 035 036 private Utils() {} 037 038 /** 039 * Determines if the given <code>String</code> is <code>null</code> or 040 * empty 041 * 042 * @param val the <code>String</code> to check 043 * 044 * @return <code>true</code> if <code>val</code> is <code>null</code> or 045 * empty, <code>false</code> otherwise 046 */ 047 public static boolean isNullOrEmpty(String val) { 048 if (val == null || val.equals("")) { 049 return true; 050 } 051 return false; 052 } 053 }