RFR: JDK-8218630: CreateSymbols includes class and module headers unnecessarily.
jonathan.gibbons at oracle.com
Thu Feb 7 18:27:31 UTC 2019
Looks good to me.
On 2/7/19 9:15 AM, Jan Lahoda wrote:
> Joe noted that the proposed historical data for JDK 12:
> may contain unnecessary items, and it indeed is the case.
> The main problems appear to be:
> -when the class headers are being compared, the nestMembers for the
> current version may be null, and the nestMembers for the previous
> version may be an empty list. So, currently, such headers won't match
> and the header will be generated again to the historical record.
> listMatch can be used to consider null and empty list to be the same
> -module header descriptions may refer to
> RequiresDescription/ProvidesDescription, which are missing
> hashCode/equals, which means that headers that have either requires or
> provides won't match any of the existing headers. The fix is to add
> hashCode and equals
> I generated the ct.sym for the original JDK 12 historical data from
> and the historical data generated by this patch, and the resulting
> content appears to be equivalent.
> Proposed webrev: http://cr.openjdk.java.net/~jlahoda/8218630/webrev.00/
> Bug: https://bugs.openjdk.java.net/browse/JDK-8218630
> How does this look?
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