Your email is set up false, the from address is not right. Therefore the message cannot be send. there must be some address - not a valid one, but there must be some.
Please refer to these documentations:
Fundamentals on the JavaMail API
Email through Java
All about JavaMail
All 3 of them have good tutorial style explanation on how to create a valid email.
Please also do NOT use a web email account for testing. Those will block/ban you after a few attempts.
It's much better o use a local email server on your development system. Please refer to the free HMailServer
], which is simple to operate and great for developing message handling systems. be aware that also this one has a auto-ban option - you can switch it off in the preferences.