[ZOOKEEPER-134] findbugs cleanup

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.0
• Hadoop Flags: Reviewed
• Assignee: Patrick D. Hunt
• Reporter: Patrick D. Hunt
• Created: 03/Sep/08 23:06
• Updated: 26/Oct/08 01:10
• Resolved: 04/Sep/08 17:02

Description

cleaned up a number of findbugs warnings, in particular:

1) added @overrides appropriately
2) import cleanups
3) log or document many empty blocks
4) resource cleanup (usually by adding finally blocks)