RFR: JDK-8253700: spurious "extends Throwable" at end of Optional.orElseThrow method declaration

[Pavel Rappo]

On Tue, 29 Sep 2020 23:47:37 GMT, Jonathan Gibbons <jjg at openjdk.org> wrote:

> The link for the `throws` type was not filtering out the bounds. A new `LinkInfoImpl.Kind` is added for `THROWS_TYPE`.
> 
> The loop to generate the list of exceptions is simplified.
> 
> A new test is provided. The generated API for `Optional.orElseThrow` has also been verified as correct.

src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/AbstractExecutableMemberWriter.java line 265:

> 263:             }
> 264:             Content link = writer.getLink(new LinkInfoImpl(configuration, THROWS_TYPE, t));
> 265:             htmlTree.add(link);

This reminds of the 8238966: Use a better way of joining things together.

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PR: https://git.openjdk.java.net/jdk/pull/417