Hi all,
I have copied all the .jar files for the
$JBOSS_HOME/client to the lib folder of the
tomcat-3.2.2 context serving the client ejb servlet.
Now where I am I going wrong.
Thank you in advance.
Allan Kamau.
--- Allan Kamau <[EMAIL PROTECTED]> wrote:
> I am reposting this question after unsuccessful
> debugging. I have learnt one thing though, the line
> "Got Context" is been executed then the exception
> gets
> thrown as I never get to see the line "Got
> reference".
> I think the problem could be in the way I have set
> the
> environmental variables.
> Thanks in advance
> Allan Kamau.
>
> --- Allan Kamau <[EMAIL PROTECTED]> wrote:
> > I am running tomcat and JBoss separately. And I
> > would
> > like to access an ejb from a servlet just as my
> > client
> > application did.
> >
> > I tried the ejb interest example and it worked
> just
> > fine.
> > The client application was able to communicated
> with
> > a
> > remote ejb. I modified this client application
> into
> > a
> > servlet and complied it just fine.
> > During execution, the servlet throws the exception
> > below. Sure JBoss was running as I did
> successfully
> > run the usual client application.
> > Then copied the
> jbosssx-client.jar,jboss-client.jar,
> > jnp-client.jar and even the jaas.jar and ejb.jar
> > files
> > into tomcats lib directory, but the error
> persisted
> > (even after restarting tomcat).
> >
> > Error javax.naming.NoInitialContextException:
> Cannot
> > instantiate class:
> > org.jnp.interfaces.NamingContextFactory [Root
> > exception is java.lang.ClassNotFoundException:
> > org.jnp.interfaces.NamingContextFactory]
> >
> > The servlet looks like this.
> > (see attachment).
> >
> >
> >
> > __________________________________________________
> > Do You Yahoo!?
> > Get personalized email addresses from Yahoo! Mail
> > http://personal.mail.yahoo.com/> package
> com.burudani.interest;
> > import java.util.Properties;
> > import javax.rmi.PortableRemoteObject;
> > import javax.naming.*;
> > import com.burudani.interest.Interest;
> > import com.burudani.interest.InterestHome;
> > import java.io.*;
> > import java.text.*;
> > import java.util.*;
> > import javax.servlet.http.*;
> > import javax.servlet.*;
> >
> >
> >
> > public class InterestClientServlet extends
> > HttpServlet
> > {
> > private void executeServer(String
> > JavaNamingProviderURLValue,String
> > JndiContextLookupValue,PrintWriter out)
> > {
> > out.println("inside executeServer()");
> > String JavaNamingProviderURL="localhost:1099";
> > String JndiContextLookup="Interest";
> > Date ServerDate=new Date();
> > SimpleDateFormat sdf;
> > sdf=new SimpleDateFormat("dd MMM yyyy
> hh:mm:ss:ms
> > zzz");
> > try
> > {
> > /*System.out.println("Set the
> > \"java.naming.provider.url\"");
> > BufferedReader br=new BufferedReader (new
> > InputStreamReader(System.in));
> > String str="";int i;
> > for (i=0;i<1;i++)
> > str=br.readLine();
> > JavaNamingProviderURL=str;
> > System.out.println("Enter the lookup jndi Name
> > of remote object");
> > br=new BufferedReader (new
> > InputStreamReader(System.in));
> > for (i=0;i<1;i++)
> > str=br.readLine();
> > */
> >
> > JavaNamingProviderURL=JavaNamingProviderURLValue;
> > JndiContextLookup=JndiContextLookupValue;
> > out.println("Setting the
> > \"java.naming.provider.url\"");
> > out.println(JavaNamingProviderURL);
> > out.println("Setting the lookup jndi Name of
> > remote object");
> > out.println(JndiContextLookup);
> > }
> > catch(Exception ioe)
> > {
> > System.out.println("Problems reading your
> values
> > "+ioe.toString());
> > }
> > //set up the naming provider, this may not be
> > necessary, depending on how your Java system is
> > configured.
> > Properties env=new Properties();
> >
> >
>
env.setProperty("java.naming.factory.initial","org.jnp.interfaces.NamingContextFactory");
> >
> >
>
//env.setProperty("java.naming.provider.url","localhost:1099");
> >
> >
>
env.setProperty("java.naming.provider.url",JavaNamingProviderURL);
> >
> >
>
env.setProperty("java.naming.factory.url.pkgs","org.jboss.naming");
> > try
> > {
> > InitialContext jndiContext=new
> > InitialContext(env);
> > out.println("Got context");
> > //Object ref=jndiContext.lookup("Interest");
> > Object
> > ref=jndiContext.lookup(JndiContextLookup);
> > out.println("Got Reference");
> >
> > //Get a reference from this to the Bean's Home
> > interface.
> > InterestHome
> >
>
home=(InterestHome)PortableRemoteObject.narrow(ref,InterestHome.class);
> >
> > //Create an Interest Object using the Home
> > Interface
> > Interest interest=home.create();
> >
> > ServerDate=interest.getServerDate();
> > System.out.println("Server date is
> > "+sdf.format(ServerDate));
> >
> > //Now call the calculateCompoundInterest()
> > method to do the interest calculation.
> >
> > System.out.println("Interest on 1000 units, at
> > 10% per period, compounded over 2 periods is: ");
> >
> >
>
System.out.println(interest.calculateCompoundInterest(1000,0.10,2));
> >
> > ServerDate=interest.getServerDate();
> > System.out.println("Server date is
> > "+sdf.format(ServerDate));
> >
> > }
> > catch(Exception re){System.out.println("Error
> > "+re.toString());}
> > /*catch(javax.naming.NamingException
> > ne){System.out.println("NamingException Error
> > "+ne.toString());}
> > catch(java.ejb.CreateException
> > ce){System.out.println("java.ejb.CreateException
> > Error "+ce;}
> > catch(java.ejb.FinderException
> > fe){System.out.println("java.ejb.FinderException
> > Error "+fe;}
> > */
> > }
> > public void doGet(HttpServletRequest
> > req,HttpServletResponse res) throws
> > ServletException, IOException
> > {
> > PrintWriter out=res.getWriter();
> > out.println("there");
> >
> >
> executeServer("132.107.151.36","ejb/Interest",out);
> > //just hardcode values for testing purposes.
> > }
> >
> > }
> >
>
>
=== message truncated ===
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