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.
Swing is not important in web development. It is important in software development.
There are a growing number of Swing jobs out there, but web development experience counts for very little in that market. They will be looking specifically for Swing experience - preferably years of it.