final Archives - Page 2 of 2

Change private static final field using Java reflection

I have a class with a private static final field that, unfortunately, I need to change it at run-time. Using reflection I get ...

May 2, 2022
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How does the “final” keyword in Java work? (I can still modify an object.)

In Java we use final keyword with variables to specify its values are not to be changed. But I see that you can ...

May 2, 2022
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What is the point of “final class” in Java?

I am reading a book about Java and it says that you can declare the whole class as final. I cannot think of ...

April 28, 2022
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Why is there no Constant feature in Java?

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. ...

April 7, 2022
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local variables referenced from an inner class must be final or effectively final

You keep updating both high and low inside the run() method, making them by definition not effectively final. Since you don’t need them ...

April 5, 2022
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Case expressions must be constant expressions for static final int?

Replace case MorrisBoard.RING.OUT: with So this will really be a constant as in “determined at compilation”. The specification precises that a “SwitchLabel” must be case followed ...

April 4, 2022
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