Random string generator java

import java.util.Random;

public class Generator {
	public static String generateRandomPassword(int len) {
		String chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijk"
          +"lmnopqrstuvwxyz!@#$%&";
		Random rnd = new Random();
		StringBuilder sb = new StringBuilder(len);
		for (int i = 0; i < len; i++)
			sb.append(chars.charAt(rnd.nextInt(chars.length())));
		return sb.toString();
	}
}

Java random string

public static String getRandomString(int size) {
  	// The string that we will return
	String rand = "";
  	// The chars that are used to generate the random string
	String chars = "1234567890-=!@#$%^&*()_+qwertyuiop[]\\QWERTYUIOP{}|asdfghjkl;'ASDFGHJKL:\"zxcvbnm,./ZXCVBNM<>?";
  	// Loop based on the requested size
  	for (int i = 0; i < size; i++) {
      	// Add a random char from the chars string to the rand string
		rand += chars.toCharArray()[new Random().nextInt(chars.length())];
	}
  	// Return the random string
	return rand;
}

Generate 5 digit random string in java

RandomStringUtils.randomAlphanumeric(17).toUpperCase()

Source: stackoverflow.com

Similar codes

-3 votes245 views3 answers
Java String join
Java
1 vote307 views1 answer
Jbutton set background transparent
Java
0 vote350 views1 answer
Add image in loggin view spring boot security
Java Spring
2 votes286 views1 answer
Bukkit scoreboard
Java
0 vote295 views1 answer
Potion of weakness recipe
Java
0 vote275 views1 answer
Number of digits program in java
Java
0 vote279 views1 answer
Kkkkkkkkkkkkkk
Java
1 vote278 views1 answer
Java initialize array with same value
Java
2 votes217 views1 answer
Java observable class
Java
0 vote277 views1 answer
Java como comprobar que un numero es entero?
Java