RFR: 8341789: Fix ExceptionOccurred in java.base

[Justin Lu]

On Wed, 9 Oct 2024 17:28:09 GMT, Justin Lu <jlu at openjdk.org> wrote:

> Please review this PR which fixes incorrect usage of `jthrowable ExceptionOccurred(JNIEnv *env)` within _java.base_.
> 
> This corrects instances where the return value is being treated as a boolean. Such occurrences are replaced with `jboolean ExceptionCheck(JNIEnv *env)`.

Thank you all for the reviews.

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PR Comment: https://git.openjdk.org/jdk/pull/21428#issuecomment-2405681457