[STORM-1051] Netty Client.java's flushMessages produces a NullPointerException

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 0.10.0, 1.0.0, 0.9.6
• Fix Version/s: 0.9.6
• Component/s: storm-core
• Assignee: Michael Schonfeld
• Reporter: Michael Schonfeld
• Created: 17/Sep/15 17:50
• Updated: 02/Oct/15 18:26
• Resolved: 20/Sep/15 22:07

Description

STORM-763 replaced `return batch != null && !batch.isEmpty();` with `if(batch.isEmpty())`... which means that if batch == null, a NullPointerException is thrown. Problem is, batch is often null, which means that 763 made Storm unusable...

Issue Links

• is related to: STORM-763 nimbus reassigned worker A to another machine, but other worker's netty client can't connect to the new worker A