RFR: 8282932: a space is needed for the unsupported protocol exception message in ProtocolVersion

[Xue-Lei Andrew Fan]

On Thu, 10 Mar 2022 06:52:14 GMT, John Jiang <jjiang at openjdk.org> wrote:

> In class sun.security.ssl.ProtocolVersion, the exception message for unsupported protocol needs a space.
> 
> ProtocolVersion pv = ProtocolVersion.nameOf(pn);
> if (pv == null) {
>     throw new IllegalArgumentException(
>            "Unsupported protocol" + pn);
> }

Marked as reviewed by xuelei (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/7769