[ORC-794] Invalid key provider configuration should not cause NPE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.6.0, 1.6.1, 1.6.2, 1.6.3, 1.6.4, 1.6.5, 1.6.6, 1.7.0, 1.6.7
• Fix Version/s: 1.6.8
• Component/s: Java
• Assignee: Dongjoon Hyun
• Reporter: Dongjoon Hyun
• Created: 06/May/21 05:04
• Updated: 11/Aug/23 05:03
• Resolved: 11/Aug/23 05:03

Description

Invalid key provider configuration returns `null` for provider and causes NPE like the following. This issue aims to prevent it.

Caused by: java.lang.NullPointerException at org.apache.orc.impl.reader.ReaderEncryptionVariant.getDecryptedKey(ReaderEncryptionVariant.java:150) at org.apache.orc.impl.reader.ReaderEncryptionVariant.getFileFooterKey(ReaderEncryptionVariant.java:179) at org.apache.orc.impl.reader.ReaderEncryptionKey.isAvailable(ReaderEncryptionKey.java:142) at org.apache.orc.impl.reader.ReaderEncryption.getVariant(ReaderEncryption.java:139) at org.apache.orc.impl.reader.StripePlanner.buildEncodings(StripePlanner.java:222) at org.apache.orc.impl.reader.StripePlanner.parseStripe(StripePlanner.java:126) at org.apache.orc.impl.RecordReaderImpl.readStripe(RecordReaderImpl.java:1100) at org.apache.orc.impl.RecordReaderImpl.advanceStripe(RecordReaderImpl.java:1151) at org.apache.orc.impl.RecordReaderImpl.advanceToNextRow(RecordReaderImpl.java:1186) at org.apache.orc.impl.RecordReaderImpl.<init>(RecordReaderImpl.java:248) at org.apache.orc.impl.ReaderImpl.rows(ReaderImpl.java:840)