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.
You can also run your jar file on emulator, just you have to install kemulator ,it has some other useful features also.
Just put the below attached file on any drive and run kemulator exe, then drag and drop your jar file in that.