RFR: 8245309: Re-examine use of ThreadLocalCoders in sun.net.www.ParseUtil

[Alan Bateman]

On Tue, 15 Sep 2020 08:53:35 GMT, Julia Boes <jboes at openjdk.org> wrote:

> Replaced the use of ThreadLocalCoders with regular non-caching CharsetEncoder and added a benchmark to confirm that
> there is no performance impact.

src/java.base/share/classes/sun/net/www/ParseUtil.java line 181:

> 179:         CharBuffer cb = CharBuffer.allocate(n);
> 180:         CharsetDecoder dec = UTF_8.INSTANCE.newDecoder()
> 181:                 .onMalformedInput(CodingErrorAction.REPLACE)

This changes the error action from REPORT to REPLACE. This has implications for all usages of ParseUtil. Did you mean
to do this?

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PR: https://git.openjdk.java.net/jdk/pull/170