RFR: 8255542: Attribute length of Module, ModulePackages and other attributes is ignored

Wed Dec 2 18:32:01 UTC 2020

On Tue, 24 Nov 2020 10:58:43 GMT, Alan Bateman <alanb at openjdk.org> wrote:

> The attribute_length of known ModuleXXXX attributes in the module-info.class is currently ignored. It should be checked and the class rejected if the attribute length doesn't exactly match the length of the info in the attribute.
> 
> There are several ways to fix this. I initially limited the reading of the attribute_info to the attribute length but this resulted in confusing exception messages as the attribute appears truncated. The exception messages are clearer when it checks that the attribute length corresponds to the number of bytes read.

Looks okay.

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Marked as reviewed by mchung (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1407