Multi-Threading in Spring Boot using CompletableFuture

Multi-threading is similar to multitasking, but enables the processing of executing multiple threads simultaneously, rather than multiple processes. The CompletableFuture, was introduced in Java 8, provides an easy way to write asynchronous, non-blocking and multi-threaded code.

Spring Boot and Multi-threading

The Future interface which was introduced in Java 5, to handle asynchronous computations…