Fixed regression caused by issue #1546 fix.

[Tomas-Kraus]

Signed-off-by: Tomas Kraus [email protected]

[Tomas-Kraus]

Tested with Oracle 21c:

[INFO] Running org.eclipse.persistence.testing.tests.jpa.timestamptz.TimeStampTZTest
[EL Info]: 2022-08-18 16:56:47.67--ServerSession(684566052)--EclipseLink, version: Eclipse Persistence Services - 4.0.0.v202208181452
[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.788 s - in org.eclipse.persistence.testing.tests.jpa.timestamptz.TimeStampTZTest
[INFO] 
[INFO] Results:
[INFO] 
[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0

[INFO] Running org.eclipse.persistence.jpa.test.criteria.TestDateTimeFunctions
[EL Info]: 2022-08-18 16:56:26.19--ServerSession(1116094714)--EclipseLink, version: Eclipse Persistence Services - 4.0.0.v202208181452
[INFO] Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.195 s - in org.eclipse.persistence.jpa.test.criteria.TestDateTimeFunctions
[INFO] Running org.eclipse.persistence.jpa.test.jpql.TestDateTimeFunctions
[EL Info]: 2022-08-18 16:56:27.12--ServerSession(1904620350)--EclipseLink, version: Eclipse Persistence Services - 4.0.0.v202208181452
[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.294 s - in org.eclipse.persistence.jpa.test.jpql.TestDateTimeFunctions
[INFO] Running org.eclipse.persistence.jpa.test.query.TestDateTimeFunctions
[EL Info]: 2022-08-18 16:56:27.427--ServerSession(1286134778)--EclipseLink, version: Eclipse Persistence Services - 4.0.0.v202208181452
[INFO] Tests run: 22, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.537 s - in org.eclipse.persistence.jpa.test.query.TestDateTimeFunctions
[INFO] 
[INFO] Results:
[INFO] 
[INFO] Tests run: 39, Failures: 0, Errors: 0, Skipped: 0

[Tomas-Kraus]

Properties in POM were updated. Code in TIMESTAMPHelper was restored.