Details
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Bug
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Status: Closed
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Major
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Resolution: Fixed
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None
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None
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Reviewed
Description
Currently RegionObserver pre/postScannerOpen() upcalls are injected at HRegion.instantiateInternalScanner(). If someone uses scanner methods at HRegion, ScannerOpen upcalls can be triggered unexpectedly. HBase-3583 pulled scannerNext and scannerClose from HRegion to HRegionServer. We also need to pull scannerOpen to HRegionObserver to prevent unexpected triggers.