[UIMA-5784] UIMA-AS: MessageTimeOutException not available to client on init failure

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0AS
• Component/s: Async Scaleout
• Assignee: Jaroslaw Cwiklik
• Reporter: Jaroslaw Cwiklik
• Created: 29/May/18 09:34
• Updated: 04/Jan/19 14:37
• Resolved: 04/Jan/19 14:37

Description

When an aggregate times out waiting for delegate GetMeta response, it does not include MessageTimeoutException as cause in an exception going back to the deployer. Instead is just provides ResourceInitializationException with no real cause. Some clients may need to know this in order to decide whether or not to retry uima-as initialization. 

In a specific case, a client deploys an aggregate with one of its delegates not yet available. 

Also fix service log message as it says: 

org.apache.uima.aae.error.MessageTimeoutException: Delegate Service:NoOp Has Timed Out While Processing CAS:null

In this case, the timeout was related to GetMeta. The message should clearly state what operation has timed out.