[HADOOP-9434] Backport HADOOP-9267 to branch-1

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.1.2
• Fix Version/s: 1.2.0
• Component/s: bin
• Labels: newbie
• Hadoop Flags: Reviewed
• Assignee: Yu Li
• Reporter: Yu Li
• Created: 26/Mar/13 01:38
• Updated: 15/May/13 05:16
• Resolved: 26/Mar/13 22:44

Description

Currently in hadoop 1.1.2, if user issue "bin/hadoop help" in command line, it will throw below exception. We can improve this to print the usage message.
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Exception in thread "main" java.lang.NoClassDefFoundError: help
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This issue is already resolved in HADOOP-9267 in trunk, so we only need to backport it into branch-1