import java.util.Base64;
public class Base64Example {
public static void main(String[] args) {
byte[] bytes = "Hello, World!".getBytes();
String encodedString = Base64.getEncoder().encodeToString(bytes);
System.out.println("Encoded string: " + encodedString);
byte[] decodedBytes = Base64.getDecoder().decode(encodedString);
String decodedString = new String(decodedBytes);
System.out.println("Decoded string: " + decodedString);
}
}
