RFR: 8280409: JarFile::verifiableEntry can fail with NPE accessing ze.getName() [v2]

[Lance Andersen]

On Tue, 8 Feb 2022 18:05:25 GMT, Lance Andersen <lancea at openjdk.org> wrote:

>> ze can't be null here.
>
>> ze can't be null here.
> 
> Actually it can be:  Consider the following:
> 
> 
>         try (JarFile jf = new JarFile(SIGNED_VALID_ENTRY_NAME_JAR.toFile(), true)) {
>             var ze = new ZipEntry("org/gotham/Batcave.class");
>             var ex= expectThrows(ZipException.class,
>                     () -> jf.getInputStream(ze) );
>             // Validate that we receive the expected message from
>             // JarFile::verifiableEntry when ZipEntry::getName returns null
>             assertTrue( ex != null && ex.getMessage().equals("Error: ZipEntry should not be null!"));
>         }
> 
> 
> The above code does generate the error.

> Nit, add space after "if"

will fix

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PR: https://git.openjdk.java.net/jdk/pull/7348