Programmatically restart Spring Boot application / Refresh Spring Context

Question

I am trying to programmatically restart my Spring Application without having the user to intervene.

Basically, I have a page which allows to switch the mode of the a

Answer 1

You can use the RestartEndPoint (in spring-cloud-context dependency) to restart the Spring Boot application programmatically:

@Autowired
private RestartEndpoint restartEndpoint;

...

Thread restartThread = new Thread(() -> restartEndpoint.restart());
restartThread.setDaemon(false);
restartThread.start();

It works, even though it will throw an exception to inform you that this may lead to memory leaks:

The web application [xyx] appears to have started a thread named [Thread-6] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:

The same answer was provided for this other question (worded differently): Call Spring actuator /restart endpoint from Spring boot using a java function