Check your Java with Error Prone

 Error Prone is a new Java compiler plugin created by Google which checks your code for common errors at compile-time. Not does only Error Prone identify issues but suggests their fixes too by analyzing the code’s abstract syntax tree (AST).

An example from the official documentation will make its use clear :

full article on i-programmer:

https://www.i-programmer.info/news/80-java/15811-check-your-java-with-error-prone.html