[HADOOP-5281] GzipCodec fails second time it is used in a process

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 0.18.0
• Fix Version/s: 0.20.0

Environment

0.19.0 / Linux / amd64

• Hadoop Flags: Reviewed
• Assignee: Christopher Douglas
• Reporter: Ben Maurer
• Created: 19/Feb/09 02:55
• Updated: 23/Apr/09 19:18
• Resolved: 17/Mar/09 18:40

Description

The attached code (GZt.java) raises:

java.io.IOException: incorrect header check
	at org.apache.hadoop.io.compress.zlib.ZlibDecompressor.inflateBytesDirect(Native Method)
	at org.apache.hadoop.io.compress.zlib.ZlibDecompressor.decompress(ZlibDecompressor.java:221)
	at org.apache.hadoop.io.compress.DecompressorStream.decompress(DecompressorStream.java:80)
	at org.apache.hadoop.io.compress.DecompressorStream.read(DecompressorStream.java:74)
	at org.apache.hadoop.io.compress.DecompressorStream.read(DecompressorStream.java:62)
	at java.io.DataInputStream.readByte(DataInputStream.java:248)
	at org.apache.hadoop.io.WritableUtils.readVLong(WritableUtils.java:325)
	at org.apache.hadoop.io.WritableUtils.readVInt(WritableUtils.java:346)
	at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1853)
	at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1876)
	at org.apache.hadoop.io.MapFile$Reader.readIndex(MapFile.java:319)
	at org.apache.hadoop.io.MapFile$Reader.seekInternal(MapFile.java:435)
	at org.apache.hadoop.io.MapFile$Reader.seekInternal(MapFile.java:417)
	at org.apache.hadoop.io.MapFile$Reader.seek(MapFile.java:404)
	at org.apache.hadoop.io.MapFile$Reader.get(MapFile.java:523)