RFR: JDK-6725221 Standardize obtaining boolean properties with defaults [v2]

[Mark Powers]

On Mon, 23 May 2022 18:34:41 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> You are right. The old way maps the null string to true, and the new way maps it to false. I did not notice that. At this point, I see no value in making the "true".equals and "false".equals changes. Too much can break. I'll reverse these changes.
>
> This change still needs to be reversed.

The change has been reversed.

We had an internal discussion about IntelliJ's unboxing recommendation, and decided to let unboxing be a matter of personal preference. Those changes have been reversed too.

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PR: https://git.openjdk.java.net/jdk/pull/8559