java.net: Boxing Conversion in J2SE 5.0

A thoughtful and complete article on the AutoBoxing feature in Tiger by Krishna Srinivasan

java.net: Boxing Conversion in J2SE 5.0

The What and Why of Boxing Conversion
Boxing/Unboxing Conversions
Boxing
Unboxing
Method Invocation Conversion
Performance Issues
Immutable Objects
Ambiguous
Conclusion
Resources