RFR: 8255148: Confusing log output: SSLSocket duplex close failed

[Sean Mullan]

On Fri, 4 Jun 2021 10:44:32 GMT, Evan Whelan <ewhelan at openjdk.org> wrote:

> Hi, 
> 
> Please review my fix for JDK-8255148 which clarifies when an exception contains debug information only.
> 
> Regards,
> Evan

src/java.base/share/classes/sun/security/ssl/SSLSocketImpl.java line 590:

> 588:             // ignore the exception
> 589:             if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
> 590:                 SSLLogger.warning("SSLSocket duplex close failed. Debug info only. Exception details:", ioe);

If this is a debug message, shouldn't we just use `SSLLogger.fine()` instead of `SSLLogger.warning()`, with the same message "SSLSocket duplex close failed"? @coffeys what do you think?

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PR: https://git.openjdk.java.net/jdk/pull/4354