[HIVE-13284] Make ORC Reader resilient to 0 length files

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Assignee: Prasanth Jayachandran
• Reporter: Prasanth Jayachandran
• Created: 14/Mar/16 22:54
• Updated: 07/Oct/16 02:56
• Resolved: 07/Oct/16 02:56

Description

HIVE-13040 creates 0 length ORC files. Reading such files will throw following exception. ORC is resilient to corrupt footers but not 0 length files.

Processing data file file:/app/warehouse/concat_incompat/000000_0 [length: 0]
Exception in thread "main" java.lang.IndexOutOfBoundsException
	at java.nio.Buffer.checkIndex(Buffer.java:540)
	at java.nio.HeapByteBuffer.get(HeapByteBuffer.java:139)
	at org.apache.hadoop.hive.ql.io.orc.ReaderImpl.extractMetaInfoFromFooter(ReaderImpl.java:510)
	at org.apache.hadoop.hive.ql.io.orc.ReaderImpl.<init>(ReaderImpl.java:361)
	at org.apache.hadoop.hive.ql.io.orc.OrcFile.createReader(OrcFile.java:83)
	at org.apache.hadoop.hive.ql.io.orc.FileDump.getReader(FileDump.java:239)
	at org.apache.hadoop.hive.ql.io.orc.FileDump.printMetaDataImpl(FileDump.java:312)
	at org.apache.hadoop.hive.ql.io.orc.FileDump.printMetaData(FileDump.java:291)
	at org.apache.hadoop.hive.ql.io.orc.FileDump.main(FileDump.java:138)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
	at org.apache.hadoop.util.RunJar.main(RunJar.java:136)