On 01/12/2012 17:22, Mark Eggers wrote: > On 12/1/2012 5:16 AM, Jost Boekemeier wrote: >> Hello, >> >> I am developing a JEE web application which has to handle HTTP, TCP >> and UDP connections. >> >> Can Tomcat >= 7 handle raw TCP and UDP connections? Are there >> extensions (connectors?) available which can handle them? >> >> *I am aware of mina.apache.org, and I can write my own socket server, >> so please don't point me to these solutions. The requirement is a JEE >> (Tomcat) web app.* >> >> >> I think persistent TCP connections should easy to implement. But what >> about UDP? >> >> >> Any pointers welcome. >> >> >> Regards, Jost Bökemeier >> > > Jost, > > I wrote up a nice analysis of how you can accomplish your goals. Then I > read the following lines: > >> *I am aware of mina.apache.org, and I can write my own socket server, >> so please don't point me to these solutions. The requirement is a JEE >> (Tomcat) web app.* > > I glanced at the Tomcat code, and it seems to be built in complete > protocol stacks (HTTP, AJP, clustering). So without major Tomcat surgery > I don't think so. > > I was thinking of a command and control application along with a > stand-alone server, much like Derby has: > > http://db.apache.org/derby/docs/10.1/adminguide/cadminservlet98430.html > > However, the above constraint eliminates that approach. > > There are some really interesting hackish ways to approach this (JNDI > beans for clients, ServletContextListener to start servers), but that's > far off the beaten path. > > Maybe if you stepped back and wrote what you're trying to accomplish > people can suggest some approaches. > > All of that is probably quite a bit off-topic from the mailing list.
Well, that saves me some work. I'll just add the following: it's really important to comprehend that Tomcat is a Servlet Container and by extension, to understand what a Servlet Container is. Reading an appropriate version of the Servlet Specification is therefore a good idea. p -- [key:62590808]
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