[HDFS-12949] Fix findbugs warning in ImageWriter.java

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.1.0
• Target Version/s: 3.1.0
• Hadoop Flags: Reviewed
• Assignee: Akira Ajisaka
• Reporter: Akira Ajisaka
• Created: 20/Dec/17 13:46
• Updated: 21/Dec/17 01:23
• Resolved: 21/Dec/17 01:06

Description

There are 1 findbugs warning in hadoop-fs2img module.

OBL	new org.apache.hadoop.hdfs.server.namenode.ImageWriter(ImageWriter$Options) may fail to clean up java.io.OutputStream on checked exception
Bug type OBL_UNSATISFIED_OBLIGATION_EXCEPTION_EDGE (click for details) 
In class org.apache.hadoop.hdfs.server.namenode.ImageWriter
In method new org.apache.hadoop.hdfs.server.namenode.ImageWriter(ImageWriter$Options)
Reference type java.io.OutputStream
1 instances of obligation remaining
Obligation to clean up resource created at ImageWriter.java:[line 184] is not discharged
Path continues at ImageWriter.java:[line 185]
Path continues at ImageWriter.java:[line 186]
Path continues at ImageWriter.java:[line 187]
Path continues at ImageWriter.java:[line 188]
Remaining obligations: {OutputStream x 1}

Issue Links

• relates to: HDFS-12903 [READ] Fix closing streams in ImageWriter