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 vote131 views1 answer
How to preset an array java
Java
0 vote137 views1 answer
Which Is Better to Configure a Spring Boot Project — Properties or YAML?
Java
2 votes110 views1 answer
System.arraycopy
Java
0 vote119 views1 answer
Arrondi java
Java
-1 vote127 views1 answer
Convert Date to LocalDate via Instant
Java
0 vote108 views1 answer
How to add to a date in android
Java
0 vote260 views1 answer
WRITE_EXTERNAL_STORAGE no longer provides write access when targeting Android 10+
Java
0 vote149 views1 answer
Java 8 lambda comparator
Java
1 vote128 views1 answer
Spring mvc project example
Java
0 vote119 views1 answer
Jadoh meaning
Java