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Hi,

i am wondering if anyone allready used AS400ConnectionPool (NOT mix that with AS400JDBCConnectionPool) in conjunction with a Tomcat JNDI Resource. I want to lookup an AS400 object with JNDI pretty much the same way, people use JDNI for JDBC Connections like this:

Context envCtx = (Context) initCtx.lookup("java:comp/env");
AS400 as400 = (AS400) envCtx.lookup("bean/as400connection");

When looking up the connection, the resource factory (which i have to write for the JNDI provider - something like the AS400JDBCObjectFactory from JTOpen)return an AS400 connection, the connection should come from the connectionPool of course. This pool can be configured in the server.xml of tomcat or any other J2EE container.

This could look like this:

<ResourceParams name="bean/as400connection">
 <parameter>
   <name>factory</name>
     <value>com.logentis.jtopen.AS400ObjectFactory</value>
   </parameter>
   <parameter><name>maxActive</name><value>10</value></parameter>
   <parameter><name>prestart</name><value>5</value></parameter>
   <paramter><name>system</name><value>myiSeries</value></parameter>
   [..]
 </ResourceParams>

The factory would work in a way that on first lookup, the Pool will be created based on the supplied parms and gets back the first connection. All subsequent lookups are just delegates to the pool instance that is inside the factory.

Indeed this is such an obvious generic problem / approach, that perhaps i missed some piece from IBM or an alleady built solution for this. If anyone is aware of something like that, please gimme a sign.

Otherwise i would implment that stuff the way like described. Perhaps its even useful to be implemented directly into JTopen, but to me the openess of JT-Open is more a marketing effect. There is no serious developer list, i once tried to bring something via the oficial JTOpen forum, needless to say that this wasnt very succesfull, but perhaps i should try once again.

--

regards
Marc Logemann
http://www.logemann.org

--
"Programming is like Sex, one mistake and you support it for a lifetime"

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