Background Developing an application following the reactive principles can be quite challenging, specially when working with third party libraries, as these may not be fit for purpose, i.e. blocking operations. In such cases, the first challenge is to find the blocking operation and the second to confine it so that it does not affect the rest of the …
Asynchronous REST endpoints
When developing a REST API, a major concern is how to scale the application to cope with large amounts of requests in an efficient way. This excellent article http://www.javaworld.com/article/2077995/java-concurrency/java-concurrency-asynchronous-processing-support-in-servlet-3-0.html explains the different models to deal with the requests: thread per connection, thread per request and the support for async Servlets introduced in Servlet 3.0. The basic ideas are: threads …