This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I use obfuscate4e 0.7.1 (proguard) to obfuscate my eclipse rcp project. In the project hibernate is used to handle the database. but after I obfuscate it, error occores and exception code just as below: