String usernameAndPassword;
byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
usernameAndPassword = new String(decodedBytes, "UTF-8");
StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
String username = tokenizer.nextToken();
String password = tokenizer.nextToken();
String usernameAndPassword;
byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
usernameAndPassword = new String(decodedBytes, "UTF-8");
StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
String username = tokenizer.nextToken();
String password = tokenizer.nextToken();