Md Abdullahil Kafi issues

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                                            Md Abdullahil Kafi

Unchecked Null Dereference might cause Null Pointer Exception

## Summary In file `SimpleDateFormatObjectDescription.java`, line [117](https://github.com/jfree/jcommon/blob/v1.0.23/src/main/java/org/jfree/xml/factory/objects/SimpleDateFormatObjectDescription.java#L117), `format` is assigned from the returned value of `super.createObject()` method. The code of [`BeanObjectDescription.createObject()`](https://github.com/jfree/jcommon/blob/v1.0.23/src/main/java/org/jfree/xml/factory/objects/BeanObjectDescription.java#L121) (`super.createObject()`) suggests that the method might return null in...

Unchecked Null Dereference which might cause Null pointer exception

## Summary In file InvocationContainerImpl.java line [87](https://github.com/mockito/mockito/blob/v4.11.0/src/main/java/org/mockito/internal/stubbing/InvocationContainerImpl.java#L87) `answer(invocation)` method is called on the return value of `findAnswerFor(invocation)`. The method `findAnswerFor(invocation)` might return `null` but no null check is performed on...