Java Number Format formatNumber(Number number)

Description

Format a Number into a String making sure that NullPointerException s are not thrown.

License

Open Source License

Parameter

Parameter	Description
number	the Number to format.

Return

a instance or null if the object was null.

Declaration

public static String formatNumber(Number number) 

Method Source Code

//package com.java2s;
/* ========================================================================== *
 *         Copyright (C) 2004-2006, Pier Fumagalli <http://could.it/>         *
 *                            All rights reserved.                            *
 * ========================================================================== *
 *                                                                            *
 * Licensed under the  Apache License, Version 2.0  (the "License").  You may *
 * not use this file except in compliance with the License.  You may obtain a *
 * copy of the License at <http://www.apache.org/licenses/LICENSE-2.0>.       *
 *                                                                            *
 * Unless  required  by applicable  law or  agreed  to  in writing,  software *
 * distributed under the License is distributed on an  "AS IS" BASIS, WITHOUT *
 * WARRANTIES OR  CONDITIONS OF ANY KIND, either express or implied.  See the *
 * License for the  specific language  governing permissions  and limitations *
 * under the License.                                                         *
 *                                                                            *
 * ========================================================================== */

public class Main {
    /**/*from   w ww  . j ava2  s.  c  om*/
     * <p>Format a {@link Number} into a {@link String} making sure that
     * {@link NullPointerException}s are not thrown.</p>
     * 
     * @param number the {@link Number} to format.
     * @return a {@link String} instance or <b>null</b> if the object was null.
     */
    public static String formatNumber(Number number) {
        if (number == null)
            return null;
        return (number.toString());
    }
}

Related

1. formatNumber(long i, int digits)
2. formatNumber(long number)
3. formatNumber(long number, int digits)
4. formatNumber(long pNum, int pLen)
5. formatNumber(long value)
6. formatNumber(Object num)
7. formatNumber(String formatStr, int length, boolean leftPadding, char paddingCharacter)
8. formatNumber(String num, int n)
9. formatNumber(String s, Character thousandsSeparator, Character decimalSeparator)