RFR: 8277459: Add jwebserver tool

[Magnus Ihse Bursie]

On Mon, 22 Nov 2021 09:43:19 GMT, Julia Boes <jboes at openjdk.org> wrote:

> This change introduces jwebserver, a dedicated JDK tool for the Simple Web Server. 
> 
> A description is provided in a follow-up comment.

Build changes look good.

src/jdk.httpserver/share/classes/sun/net/httpserver/simpleserver/JWebServer.java line 60:

> 58:     public static void main(String... args) {
> 59:         int ec = SimpleFileServerImpl.start(new PrintWriter(System.out, true, UTF_8), "jwebserver", args);
> 60:         if (ec != 0)

Personally I strongly dislike multiline if-statements without braces. They are an invitation to mistakes. Please reconsider putting this on one line, or adding braces.

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PR: https://git.openjdk.java.net/jdk/pull/6497