When a non-final field is not initialized with a value, it implicitly assumes a default value. A final field must be explicitly initialized. When the final field is not initialized in each constructor, only in some or none, it can not be final, because then the code would not compile.
Summary
When a non-final field is not initialized with a value, it implicitly assumes a default value. A final field must be explicitly initialized. When the final field is not initialized in each constructor, only in some or none, it can not be final, because then the code would not compile.
Lint Name
No response
Reproducer