import org.apache.commons.lang.RandomStringUtils;
public class MainClass {
public static void main(String[] args) {
//Random 8 chars string from within the characters ABCDEF
System.out.print("1) 8 char string using chars ABCDEF >>>");
System.out.println(RandomStringUtils.random(8, "ABCDEF"));
}
}
1) 8 char string using chars ABCDEF FAADCDAF