RFR: 8151832: Improve exception messages in exceptions thrown by jigsaw code

[Seán Coffey]

I've gone ahead with a trimmed down webrev as per Alan's request.

new webrev : http://cr.openjdk.java.net/~coffeys/webrev.8151832.v2/webrev/

Regards,
Sean.

On 16/05/2016 15:10, Alan Bateman wrote:
>
>
> On 16/05/2016 14:45, Seán Coffey wrote:
>>
>> On 16/05/16 13:51, Alan Bateman wrote:
>>> On 16/05/2016 13:44, Seán Coffey wrote:
>>>> Some extra capturing of context in exception handling. I've 
>>>> re-based the original suggested patch and added some minor edits.
>>>>
>>>> https://bugs.openjdk.java.net/browse/JDK-8151832
>>>> webrev : 
>>>> http://cr.openjdk.java.net/~coffeys/webrev.8151832/webrev/index.html
>>>>
>>> Would it be possible to leave out the changes to the source files in 
>>> the module and loader directories for now? We have many changes to 
>>> this code coming that replace parts of this code and I think would 
>>> be better to do a pass over the exceptions in a few months once the 
>>> code is more stable.
>> Yes, I can hold off. I figured such improvements might help people 
>> while they adopt and set up modules but let's cancel until the code 
>> stabilizes some more!
>>
> Thanks. The rest mostly look okay although I think several of these 
> exceptions in the jimage code need to re-examined - for example IOOBE 
> is thrown in several places where the root cause must be a corrupt or 
> truncated jimage file.
>
> -Alan
>
>