[AVRO-1487] avro-tools totrevni throwing 'org.apache.avro.util.Utf8 cannot be cast to java.lang.String'

• Type: Bug
• Status: Open
• Priority: Critical
• Resolution: Unresolved
• Affects Version/s: 1.7.6
• Component/s: trevni

Environment

Linux 2.6.32-431.5.1.el6.x86_64, java version "1.7.0_51"

• Assignee: Unassigned
• Reporter: Mina Naguib
• Created: 25/Mar/14 15:36
• Updated: 03/May/18 21:12

Description

I'm not sure if this is expected to fail or this is a bug - I was excited to try trevni but got:

$ java -jar avro-tools-1.7.6.jar totrevni part-r-00000.avro part-r-00000.trevni
Mar 25, 2014 11:01:11 AM org.apache.hadoop.util.NativeCodeLoader <clinit>
WARNING: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Exception in thread "main" java.lang.ClassCastException: org.apache.avro.util.Utf8 cannot be cast to java.lang.String
at org.apache.trevni.OutputBuffer.writeValue(OutputBuffer.java:58)
at org.apache.trevni.ColumnOutputBuffer.writeValue(ColumnOutputBuffer.java:64)
at org.apache.trevni.ColumnFileWriter.writeValue(ColumnFileWriter.java:113)
at org.apache.trevni.avro.AvroColumnWriter.write(AvroColumnWriter.java:104)
at org.apache.trevni.avro.AvroColumnWriter.write(AvroColumnWriter.java:142)
at org.apache.trevni.avro.AvroColumnWriter.write(AvroColumnWriter.java:111)
at org.apache.trevni.avro.AvroColumnWriter.write(AvroColumnWriter.java:88)
at org.apache.avro.tool.ToTrevniTool.run(ToTrevniTool.java:76)
at org.apache.avro.tool.Main.run(Main.java:84)
at org.apache.avro.tool.Main.main(Main.java:73)