RFR: 8283082: sun.security.x509.X509CertImpl.delete("x509.info.validity") nulls out info field

[Jayashree Huttanagoudar]

On Tue, 28 Jun 2022 13:26:47 GMT, Weijun Wang <weijun at openjdk.org> wrote:

>> src/java.base/share/classes/sun/security/x509/X509CertImpl.java line 742:
>> 
>>> 740: 
>>> 741:         if (id.equalsIgnoreCase(INFO)) {
>>> 742:             if (!(attr.getSuffix() != null)) {
>> 
>> You can simply update the `!=` to `==`.
>> 
>> Also, please add a regression test. Since this is about testing an internal method, you are free to add `@modules java.base/sun.security.x509` to access it.
>
> The test can be much simpler than the program included in the bug report. Something like this:
> 
> 1. Create an empty `X509CertImpl`
> 2. Add "x509.info"
> 3. Add "x509.info.issuer"
> 4. Remove "x509.info.issuer"
> 5. Add "x509.info.issuer" again
> 
> Without the fix, step 4 removes the whole info and step 5 would fail.

Thank you for taking a look at the PR.
Sure I will address these comments.

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PR: https://git.openjdk.org/jdk/pull/9306