+ @PreDestroy
+ public void stopExecutor()
+ {
+ try
+ {
+ log.info("Shutting down the ExecutorService.");
+ executor.shutdown();
+ log.info("Waiting 5 seconds for the ExecutorService to terminate...");
+ executor.awaitTermination(5, TimeUnit.SECONDS);
+ }
+ catch (InterruptedException e)
+ {
+ log.error("Exception while waiting for the termination of the ExecutorService: {}", e.toString());
+ }
+ finally
+ {
+ if (!executor.isShutdown())
+ {
+ log.warn("Forcing shutdown of ExecutorService!");
+ executor
+ .shutdownNow()
+ .forEach(runnable -> log.warn("Unfinished task: {}", runnable.getClass().getSimpleName()));
+ }
+ log.info("Shutdow of ExecutorService finished");
+ }
+ }
+
+