[HADOOP-11150] hadoop command should show the reason on failure by invalid COMMAND or CLASSNAME

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha1
• Component/s: scripts
• Assignee: Masatake Iwasaki
• Reporter: Masatake Iwasaki
• Created: 29/Sep/14 04:10
• Updated: 12/May/16 18:27
• Resolved: 13/Nov/14 20:08

Description

hadoop_validate_classname checks whether the classname contains ".". It is possible that classname without package is used in some examples or tutorials.

Issue Links

• is related to: HADOOP-11010 Post-9902 "Umbrella" JIRA
• is related to: HADOOP-11092 hadoop shell commands should print usage if not given a class