Random String 

Apache Commons Lang 3.0 is a java library with lot of utilities and reusable components. This requires the library commons-lang3-3.0.1.jar to be in classpath. The following example shows using RandomStringUtils.random() API. It generates a random string of given length by considering all characters.

File Name  :   com/bethecoder/tutorials/commons_lang/tests/random/RandomStringTest.java  Author  :   Sudhakar KV Email  :   [email protected]

package com.bethecoder.tutorials.commons_lang.tests.random; import org.apache.commons.lang3.RandomStringUtils; public class RandomStringTest {   /**    * @param args    */   public static void main(String[] args) {     System.out.println(RandomStringUtils.random(4)); //Random string of length 4     System.out.println(RandomStringUtils.random(6)); //Random string of length 6   } }

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