[UIMA-4587] DUCC SM race: rapid unregister/deregister can corrupt state.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-Ducc
• Fix Version/s: 2.1.0-Ducc
• Component/s: DUCC
• Assignee: Jim Challenger
• Reporter: Jim Challenger
• Created: 03/Sep/15 14:25
• Updated: 13/Jan/16 19:29
• Resolved: 13/Jan/16 19:29

Description

If an unregister followed by a very quick register for a service with the same endpoint is done, the internal tables managing these regs can get corrupted. The problem appears to be missing 'synchronized' around the CLI-based methods.