Find out what variable is throwing a NullPointerException programmatically

Question

I know I can find out if a variable is null in Java using these techniques:

• if (var==null) -> too much work
• try { ... } catch (Null

Answer 1

I think you should notice Demeters Law.

There aren't many people following it strictly, because it results in a lot of delegate methods.
But getting too far from it will result in dependencies on inner structures that should be transparent.