[FLINK-9760] Return a single element from extractPatterns

• Type: Improvement
• Status: Open
• Priority: Not a Priority
• Resolution: Unresolved
• Component/s: Library / CEP
• Labels: auto-deprioritized-major auto-deprioritized-minor
• Assignee: Unassigned
• Reporter: Dawid Wysakowicz
• Created: 05/Jul/18 09:56
• Updated: 06/Dec/21 22:38

Description

Right now SharedBuffer#extractPatterns allows to extract multiple matches for the same ComputationState, but our NFA does not allow creating such. Thus we should optimize this method having in mind the method can only return one match.