TIOBE - Java Coding Standard

Rule: Optimization2

This rule is Obsolete
Synopsis:	A method argument that is never assigned can be declared final
Language:	Java
Severity Level:	4
Category:	Optimization

Description:

A method argument that is never assigned can be declared final.

public void foo (String param) {
  // do stuff with param never assigning it
  // better: public void foo (final String param) {
}