# proactor pattern

> software design pattern for event handling in which long running activities are running in an asynchronous part, and a completion handler is called after the asynchronous part has terminated

**Wikidata**: [Q142948](https://www.wikidata.org/wiki/Q142948)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Proactor_pattern)  
**Source**: https://4ort.xyz/entity/proactor-pattern