This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
It's for places where Eclipse internally invokes "javac", not "java". You'd set Eclipse's own VM args on the eclipse command line, and for debugging, uou can set up whatever options you want on the debug profile you create.