Hi Oleg, Yes, it is nice to be able to monitor the number of connections in use. Would be even better to have it per host.
Thanks again, Javier 2010/12/15 Oleg Kalnichevski <[email protected]> > On Wed, 2010-12-15 at 17:44 +0100, Javier Ramos wrote: > > Thanks, Oleg > > > > I understand that reusing an HttpClient instance is a recommended > practice, > > ¿right? > > > > If we push this reuse strategy to the limit then it should be best to > have > > just one HttpClient with a ThreadSafeClientConnManager in a servlet only > > J2EE application (no EJB's). > > > > I am thinking of wrapping this client in a singleton with > > > > 1.- A method to configure the conection manager, to be called at context > > initialisation (max connections per host, max total connections, etc). > > 2.- A getter for the HttpClient instance, to be used everywhere in the > > application where an HttpClient is required > > 3.- A method to cleanup everything, to be called on context destroy > (would > > call shutdown on the connection manager). > > > > Does this setup make sense ? > > > > Makes sense to me. > > > If it does, having just one instance of HttpClient would provide the > > opportunity to monitor it from a servlet. Being able to check the number > of > > connections established with each host would be a very nice feature, for > > example. Or modifying the max connections per host at runtime. However, > in > > the javadocs I do not find any methods that can allow this information to > be > > obtained. Is it by design or am I missing something ? > > > > What about ThreadSafeClientConnManager#getConnectionsInPool? > > > http://hc.apache.org/httpcomponents-client-ga/httpclient/apidocs/org/apache/http/impl/conn/tsccm/ThreadSafeClientConnManager.html#getConnectionsInPool%28%29 > > http://hc.apache.org/httpcomponents-client-ga/httpclient/apidocs/org/apache/http/impl/conn/tsccm/ThreadSafeClientConnManager.html#getConnectionsInPool%28%29 > > Oleg > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
