Java random string

Generate random string in 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;
}

Similar codes

0 vote334 views1 answer
Ezra margolin
Java
4 votes325 views1 answer
Convert string to byte java
Java
0 vote326 views1 answer
Quartz spring maven driver
Java
0 vote307 views1 answer
Android studio set error
Java
-1 vote324 views2 answers
How to disable the cors in spring boot
Java
7 votes324 views3 answers
Copy array in java
Java
0 vote340 views1 answer
Java instant from timestamp string
Java
0 vote306 views1 answer
Convert date to offsetdatetime in java
Java
1 vote358 views2 answers
Java check two dates same day
Java
0 vote317 views1 answer
How to disable special characters on keyboard in android
Java