encoding « hash « Java Collection Q&A

1. find MD5 hash of the bytes of the given String's UTF-8 encoding    stackoverflow.com

I need to implement a method to find the MD5 hash of the bytes of the given String. It seems to me that this class is included in the package called ...

2. How to represent the top 8 bytes of the MD5 hash of the bytes of the given String's UTF-8 encoding as a long in java?    stackoverflow.com

How to represent the top 8 bytes of the MD5 hash of the bytes of the given String's UTF-8 encoding as a long in java?

3. Can't seem to generate hex-encoded string from SHA256 digest in Java    stackoverflow.com

Can't seem to figure out where Im going wrong here:

 private static String generateHashFromFile(String filePath) {
  try {
   final int BUFSZ = 32768;
   MessageDigest sha = ...