Java Integer Pad Zero zeropad(final int num, final int size)

Description

Method zeropad

License

Open Source License

Parameter

Parameter	Description
num	a parameter
size	a parameter

Declaration

private static String zeropad(final int num, final int size) 

Method Source Code

//package com.java2s;
/*/*w ww . j  av a  2 s .co m*/
 * Copyright (c) 2006 Stephan D. Cote' - All rights reserved.
 * 
 * This program and the accompanying materials are made available under the 
 * terms of the MIT License which accompanies this distribution, and is 
 * available at http://creativecommons.org/licenses/MIT/
 *
 * Contributors:
 *   Stephan D. Cote 
 *      - Initial concept and implementation
 */

public class Main {
    /**
     * Method zeropad
     *
     * @param num
     * @param size
     */
    private static String zeropad(final int num, final int size) {
        final String value = Integer.toString(num);

        if (value.length() >= size) {
            return value;
        }

        final StringBuffer buf = new StringBuffer(size);
        for (int i = 0; i++ < (size - value.length()); buf.append('0')) {
            ;
        }

        buf.append(value);

        return buf.toString();
    }
}

Related

1. zeroPad(final byte[] data, final int blockSize)
2. zeroPad(final int amount, final String in)
3. zeroPad(final int length, final byte[] bytes)
4. zeroPad(int i, int len)
5. zeroPad(int n, int base, int width)
6. zeroPad(int n, int len)
7. zeroPad(int number, int places)