help required
i am getting following exception when running my HelloClinet from command prompt after deploying EJB Application in Websphere 6.1
the exception is:
Exception in thread "main" java.lang.NoClassDefFoundError: HelloClient (wrong na
me: examples/HelloClient)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
Following is my source code:
package examples;
import javax.naming.Context;
import javax.naming.InitialContext;
import java.util.Properties;
/**
* This class is an example of client code which invokes
* methods on a simple stateless session bean.
*/
public class HelloClient {
public static void main(String[] args) throws Exception {
/*
* Setup properties for JNDI initialization.
*
* These properties will be read-in from
* the command-line.
*/
Properties props = System.getProperties();
/*
* Obtain the JNDI initial context.
*
* The initial context is a starting point for
* connecting to a JNDI tree. We choose our JNDI
* driver, the network location of the server, etc
* by passing in the environment properties.
*/
Context ctx = new InitialContext(props);
/*
* Get a reference to the home object - the
* factory for Hello EJB Objects
*/
Object obj = ctx.lookup("HelloHome");
/*
* Home objects are RMI-IIOP objects, and so
* they must be cast into RMI-IIOP objects
* using a special RMI-IIOP cast.
*
* See Appendix X for more details on this.
*/
HelloHome home = (HelloHome)
javax.rmi.PortableRemoteObject.narrow(
obj, HelloHome.class);
/*
* Use the factory to create the Hello EJB Object
*/
Hello hello = home.create();
/*
* Call the hello() method on the EJB object. The
* EJB object will delegate the call to the bean,
* receive the result, and return it to us.
*
* We then print the result to the screen.
*/
System.out.println(hello.hello());
/*
* Done with EJB Object, so remove it.
* The container will destroy the EJB object.
*/
hello.remove();
}
}
