When NOT to use the static keyword in Java?

Question

When is it considered poor practice to use the static keyword in Java on method signatures? If a method performs a function based upon some arguments, and does not require a

Answer 1

In general, I prefer instance methods for the following reasons:

1. static methods make testing hard because they can't be replaced,
2. static methods are more procedural oriented.

In my opinion, static methods are OK for utility classes (like StringUtils) but I prefer to avoid using them as much as possible.