Java Null Value Convert convertNullString2Empty(Object str)

Description

Return empty string if the input string is null

License

Open Source License

Parameter

Parameter	Description
str	- input string

Return

- converted string

Declaration

public static String convertNullString2Empty(Object str) 

Method Source Code

//package com.java2s;
/**//from   w w w.  ja va  2s .  c  o  m
 * Copyright 2003, 2004  ONCE Corporation
 *
 * LICENSE:
 * This file is part of BuilditMPI. It may be redistributed and/or modified
 * under the terms of the Common Public License, version 1.0.
 * You should have received a copy of the Common Public License along with this
 * software. See LICENSE.txt for details. Otherwise, you may find it online at:
 *   http://www.oncecorp.com/CPL10/ or http://opensource.org/licenses/cpl.php
 *
 * DISCLAIMER OF WARRANTIES AND LIABILITY:
 * THE SOFTWARE IS PROVIDED "AS IS".  THE AUTHOR MAKES NO REPRESENTATIONS OR
 * WARRANTIES, EITHER EXPRESS OR IMPLIED.  TO THE EXTENT NOT PROHIBITED BY LAW,
 * IN NO EVENT WILL THE AUTHOR BE LIABLE FOR ANY DAMAGES, INCLUDING WITHOUT
 * LIMITATION, LOST REVENUE, PROFITS OR DATA, OR FOR SPECIAL, INDIRECT,
 * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS
 * OF THE THEORY OF LIABILITY, ARISING OUT OF OR RELATED TO ANY FURNISHING,
 * PRACTICING, MODIFYING OR ANY USE OF THE SOFTWARE, EVEN IF THE AUTHOR HAVE
 * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 *
 * -----------------------------------------------------
 * $Id$
 */

public class Main {
    /**
     * Return empty string if the input string is null
     * @param str - input string
     * @return - converted string
     */
    public static String convertNullString2Empty(Object str) {
        if (str == null)
            return "";
        else
            return str.toString();
    }
}

Related

1. convertNull(Object o)
2. convertNull(Object source)
3. convertNull2ZeroString(String value)
4. convertNullableString(Object object)
5. convertNullToBlank(String s)
6. convertNullToEmptyStr(String inObj)
7. convertNullToEmptyString(Object raw)
8. convertNullToEmptyString(String s)