RFR JDK-8185582, Update Zip implementation to use Cleaner, not finalizers

[Xueming Shen]

On 9/29/17, 1:18 PM, Peter Levart wrote:
> Hi Sherman,
>
> I looked into ZipFile as promised.
>
> One thing I noticed is that FinalizeZipFile.java test fails compilation:
>
> test/jdk/java/util/zip/ZipFile/FinalizeZipFile.java:49: error: unreported exception Throwable; must be caught or declared to be thrown
>              super.finalize();
>                            ^
> (the overridden finalize() in InstrumentedZipFile should now declare 
> throws Throwable, since it overrides Object.finalize() and not 
> ZipFile.finalize() which is gone).
>
>
Yes, it's the expected source incompatibility issue specified in the CSR 
request.
I think I had it changed somewhere but obviously it's not in the webrev. 
Thanks
for catching it. Yes, the test needs to update to be catch the throwable.

Will return to the other comments later.

Thanks!
-sherman