On 27/03/12 08:40, William S Fulton wrote:
> On 26/03/12 17:31, Manuel Massing wrote:
>> after encountering reproducible crashes with the director feature
>> on android (crash in JNIEnv::GetObjectClass upon garbage collection),
>> I traced
>> it to usage of weak global references in a way which is not supported on
>> The android jni documenation -
>> - has the following to say about correct usage of weak global refs:
>> "Weak global" references are implemented, but may only be passed to
>> NewLocalRef, NewGlobalRef, and DeleteWeakGlobalRef. (The spec strongly
>> encourages programmers to create hard references to weak globals
>> before doing anything with them, so this should not be at all
>> Could someone review or comment on the patch?
>> I found an old mail apparently referencing the same problem:
>> (please CC as I am not subscribed)
> Hi Manuel.
> Can you send me some code that replicates the crash? I can test the
> fix on Android and on some other Java systems. Actually if you could
> provide a patch to one of the Android examples in trunk, that would be
> easiest as the Makefiles in these examples should just work on an
> Android system. See the docs on these examples here:
I've recreated the problem and have committed the patch.