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

0 vote102 views1 answer
Java 8 list to map with occurrences
Java
0 vote98 views1 answer
Multi dimensional array declaration in java
Java
0 vote103 views1 answer
Public static void main(String[] args) in java
Java
1 vote102 views1 answer
Get intent not working in fragment
Java
2 votes114 views2 answers
Apt install java 11
Java
0 vote94 views1 answer
How to overwrite a text file in java
Java
0 vote115 views1 answer
Convert python to java translator online
Java
1 vote98 views1 answer
Java restart while loop
Java
2 votes101 views2 answers
Create stream from array java
Java
11 votes98 views6 answers
How to get current date time in android
Java