[HADOOP-5470] RunJar.unJar() should write the last modified time found in the jar entry to the uncompressed file

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.7.2
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: util
• Labels: newbie
• Hadoop Flags: Reviewed
• Assignee: Andras Bokor
• Reporter: Colin Evans
• Created: 12/Mar/09 02:38
• Updated: 30/Aug/16 01:34
• Resolved: 27/Apr/16 17:11

Description

For tools like jruby and jython, last modified times determine if a script gets recompiled. Losing the correct last modified time causes some unfortunate recompilation race conditions when a job is running.

Issue Links

• relates to: HADOOP-13068 Clean up RunJar and related test class