Java Random String createRandomString(int length)

Description

create Random String

License

Open Source License

Declaration

public static String createRandomString(int length) 

Method Source Code

//package com.java2s;
/*//from   w w  w. j  a  v  a2s .c om
 * Created on 5-mar-03
 * 
 * 
 * ====================================================================
 *
 * The WYMIWYG Software License, Version 1.0
 *
 * Copyright (c) 2002-2003 WYMIWYG  
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. 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.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by WYMIWYG."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The name "WYMIWYG" or "WYMIWYG.org" must not be used to endorse 
 *    or promote products derived from this software without prior written 
 *    permission. For written permission, please contact wymiwyg@wymiwyg.org.
 *
 * 5. Products derived from this software may not be called  
 *    "WYMIWYG" nor may "WYMIWYG" appear in their names 
 *    without prior written permission of WYMIWYG.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL WYMIWYG OR ITS CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,SPECIAL, EXEMPLARY, 
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of WYMIWYG.  For more
 * information on WYMIWYG, please see http://www.WYMIWYG.org/.
 *
 * This licensed is based on The Apache Software License, Version 1.1,
 * see http://www.apache.org/.
 */

public class Main {
    public static String createRandomString(int length) {
        char[] chars = new char[length];
        for (int i = 0; i < length; i++) {
            chars[i] = createRandomChar();
        }
        return new String(chars);
    }

    /**
     * @param resource
     * @param model
     */
    /*
     * public static void adaptRating( Resource resource, float ratingFactor,
     * int defaultRating) throws RDFException { int rating; try { Statement
     * ratingStmt = resource.getProperty(MIES.rating); int currentRating =
     * ratingStmt.getInt(); resource.getModel().remove(ratingStmt); rating =
     * (int) (currentRating * ratingFactor); } catch (RDFException e) { //get
     * defaults rating = defaultRating; } resource.getModel().add(resource,
     * MIES.rating, rating); }
     */
    private static char createRandomChar() {
        return (char) ('a' + (Math.random() * ('z' - 'a')));
    }
}

Related

1. createRandomString()
2. createRandomString(final int size)
3. createRandomWord(boolean startWithCapital)
4. generateRandom(int num)
5. generateRandom(Integer digits)
6. generateRandomChain(int length)