wrote a simple java server on sockets. I start in Eclipse – everything is fine, works, interacts with the client.

Now I want to place a server on the hosting, chose a free http://www.openshift.com , but I’m not completely familiar With the technology of deploying Java applications on external hosting. He read the article, there, mostly, we are talking about web applications. I just have a program that listens to one port takes sockets and gives.
Help, please deal with this difficult topic, maybe read something advise?

And then I watch: JBoss, Tomcat … Is it at all about my topic?

Answer 1, Authority 100%

Buy VPS here And put on the server what you want. It is described here how to put a tomboat and set up: how to Install Apache Tomcat On Ubuntu 12.04