[FLUME-712] Audit all Preconditions checks to make sure they give actionable error messages on failure.

• Type: Epic
• Status: Resolved
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 0.9.4
• Fix Version/s: 0.9.5
• Assignee: Unassigned
• Reporter: Jonathan Hsieh
• Created: 21/Jul/11 10:31
• Updated: 05/Nov/14 10:37
• Resolved: 05/Nov/14 10:37

Description

Some of the most frustrating problems users encounter are Precondition checks that do not provide reasons for failure. We should audit the code base to make sure that the all provide actionable error messages.

Issue Links

• is blocked by: FLUME-713 Update Preconditions in EventImpl to provide actionable error messages
• is blocked by: FLUME-715 Update Precondition checks in ZooKeeperconfigStore to provide an actionable error message.