Replace with So this will really be a constant as in “determined at compilation”. The specification precises that a “SwitchLabel” must be case followed by a constant expression case followed by the name of an enum value or default What is considered a valid constant expression is described here in the specification. It’s fairly limited.
You keep updating both high and low inside the run() method, making them by definition not effectively final. Since you don’t need them outside the run() method anyway, just move the two lines inside.
Every time I go from heavy C++ coding to Java, it takes me a little while to adapt to the lack of const-correctness in Java. This usage of const in C++ is much different than just declaring constant variables, if you didn’t know. Essentially, it ensures that an object is immutable when accessed through a special kind of pointer … Read more
If they do, when do they use it so I can understand it better and know when to use it. A final class is simply a class that can’t be extended. (It does not mean that all references to objects of the class would act as if they were declared as final.) When it’s useful to declare a class … Read more