Request to backport 7080038: "(ann) Serializable types in sun.reflect.annotation do not declare serialVersionUIDs" to OpenJDK 6

[Kelly O'Hair]

I assume this is being fixed in all releases, if so, approved.

-kto

On Aug 22, 2011, at 6:25 PM, Joe Darcy wrote:

> Hello.
> 
> I hereby request to approval to backport
> 
>  7080038: (ann) Serializable types in sun.reflect.annotation do not declare serialVersionUIDs
>  http://hg.openjdk.java.net/jdk8/tl/jdk/rev/71e353aba896
> 
> to OpenJDK 6.  Some more description of the change is on
> 
>  http://mail.openjdk.java.net/pipermail/core-libs-dev/2011-August/007490.html
> 
> The problematic fix for 6761678 "(ann) SecurityException in AnnotationInvocationHandler.getMemberMethods" has also present in OpenJDK 6 since b13:
> 
>   http://hg.openjdk.java.net/jdk6/jdk6/jdk/rev/762dd71f0008
> 
> This means that annotation objects with the correct serialVersionUIDs from JDK 5, Sun/Oracle's JDK 6, and OpenJDK 6 b01 through b12 have *not* been readable under OpenJDK 6 b13 to present (b23).
> 
> Given that to my knowledge this issue has not previously been reported, I'm inferring this is not a common usage pattern for annotations.
> 
> Operationally, if the fix for 7080038 is applied to in OpenJDK 6 b24, that will restore serial compatibility of annotations with OpenJDK 6 b01 through b12 (and JDK 5, etc.) at the cost of creating a incompatibility with b13 through b23.
> 
> Since the original accidental change to the serialVersionUID went unnoticed, I'm hoping changing it back will also not cause any operational difficulties.
> 
> Cheers,
> 
> -Joe