Java Random String getRandomString(int length)

Description

Generates a random string with the provided length.

License

Open Source License

Parameter

Parameter	Description
length	a parameter

Declaration

public static String getRandomString(int length) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.util.Random;

public class Main {
    /**/*from ww w. jav a 2s .  c o m*/
     * Generates a random string with the provided length.
     * 
     * @param length
     * @return
     */
    public static String getRandomString(int length) {
        StringBuffer retObj = new StringBuffer();
        String letters = "abcdefghjkmnpqrstuvwxyzABCDEFGHJKMNPQRSTUVWXYZ23456789";

        Random random = new Random(System.currentTimeMillis());

        for (int i = 0; i < length; i++) {
            int pos = random.nextInt(letters.length());
            retObj.append(letters.charAt(pos));
        }
        return retObj.toString();
    }
}

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