This week's book giveaways are in the Refactoring and Agile forums. We're giving away four copies each of Re-engineering Legacy Software and Docker in Action and have the authors on-line! See this thread and this one for details.
I was testing the encryption and decryption using the Blowfish algorithm. When I ran the program, it is able to encrypt/decrypt at times. Other times, it will throw a BadPaddingException. Below is the relevant code: