Java constant examples (Create a java file having only constants)

Question

What is the best practice to declare a java file having only constant?

public interface DeclareConstants
{
    String constant = \"Test\";
}

OR

Answer 1

- Create a Class with public static final fields.

- And then you can access these fields from any class using the Class_Name.Field_Name.

- You can declare the class as final, so that the class can't be extended(Inherited) and modify....