[Java] How to encode the password to open the keystore.

EncodePassword.java

/*
 * The following snippet generates the MD5 hash of a plain text String and encode the result
 * into a BASE64 String. This snippet exemplify how to proper encode the keystore password 
 * before use it to access the certificate and keys.
 *
 * Gists provided for illustrative purposes only. Developers can use these as a support tool
 * but the Office of the Revenue Commissioners (Revenue) does not provide any warranty with 
 * these gists. 
 */
 public String encodePassword(String plainTextPassword) throws NoSuchAlgorithmException {
     MessageDigest md5Digest = MessageDigest.getInstance("MD5");
     byte[] passwordHash = md5Digest.digest(
         plainTextPassword.getBytes(StandardCharsets.UTF_8)
     );
     return Base64.getEncoder().encodeToString(passwordHash);
 }