Keywords const vs. final in Java. The final keyword can be considered the Java languages equivalent for const.. If a Java developer wants a variable to be constant, they mark that variable as final.A ...

Method and variable handles vs. Java reflection. To truly understand MethodHandles and VarHandles—what they do and why they are useful—it’s helpful to know a few things about reflection in Java.

Proposal would issue warnings about uses of deep reflection to mutate final flelds, preparing for a future Java release that disallows mutation of final fields by default.