8216134 (process) ProcessBuilder startPipeline does not hide piped streams

[Lance Andersen]

Hi Roger,

The changes look reasonable to me.

Happy New Year

> On Jan 3, 2019, at 3:47 PM, Roger Riggs <Roger.Riggs at oracle.com> wrote:
> 
> Please review a bug fix for the ProcessBuilder startPipeline test and Windows implementation.
> The test failed to check that Process.getInputStream returned the null stream
> for all but the last process in the pipeline.  When the test was fixed it failed on Windows.
> The Windows ProcessImpl did not ensure that getInputStream returned a null stream.
> 
> The same issue was found and fixed in the AIX implementation (JDK-8211844)
> which prompted investigation of the test.
> 
> Webrev:
>  http://cr.openjdk.java.net/~rriggs/webrev-pipeline-8211844/
> 
> Happy New Year!  Roger
> 

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 <http://oracle.com/us/design/oracle-email-sig-198324.gif>Lance Andersen| Principal Member of Technical Staff | +1.781.442.2037
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