[jboss-jira] [JBoss JIRA] (JBAS-9528) I am trying to implement hellow world bean example in EJB 3.0 on Jboss and getting following error while running the client .

Tuesday, 29 January 2013

     [
https://issues.jboss.org/browse/JBAS-9528?page=com.atlassian.jira.plugin....
]

Sambprasad Kuvalekar updated JBAS-9528:
---------------------------------------

    Description: 

javax.naming.NamingException: Could not dereference object [Root exception is
java.lang.reflect.UndeclaredThrowableException]
	at
org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1504)
	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:822)
	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:686)
	at javax.naming.InitialContext.lookup(InitialContext.java:351)
	at com.ejb3.client.HelloClient.doLookup(HelloClient.java:40)
	at com.ejb3.client.HelloClient.main(HelloClient.java:24)
Caused by: java.lang.reflect.UndeclaredThrowableException
	at $Proxy0.createProxyBusiness(Unknown Source)
	at
org.jboss.ejb3.proxy.impl.objectfactory.session.SessionProxyObjectFactory.createProxy(SessionProxyObjectFactory.java:129)
	at
org.jboss.ejb3.proxy.impl.objectfactory.session.stateless.StatelessSessionProxyObjectFactory.getProxy(StatelessSessionProxyObjectFactory.java:79)
	at
org.jboss.ejb3.proxy.impl.objectfactory.ProxyObjectFactory.getObjectInstance(ProxyObjectFactory.java:158)
	at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
	at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1479)
	at
org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1496)
	... 5 more
Caused by: java.lang.ClassNotFoundException: com.test.business.HelloBusiness
	at
org.jboss.remoting.serialization.ClassLoaderUtility.loadClass(ClassLoaderUtility.java:103)
	at org.jboss.remoting.loading.RemotingClassLoader.loadClass(RemotingClassLoader.java:86)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:242)
	at
org.jboss.remoting.loading.ObjectInputStreamWithClassLoader.resolveProxyClass(ObjectInputStreamWithClassLoader.java:253)
	at java.io.ObjectInputStream.readProxyDesc(ObjectInputStream.java:1500)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1463)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1699)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
	at org.jboss.aop.joinpoint.InvocationResponse.readExternal(InvocationResponse.java:119)
	at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1756)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1717)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1910)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1834)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
	at
org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObjectVersion2_2(JavaSerializationManager.java:238)
	at
org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObject(JavaSerializationManager.java:138)
	at
org.jboss.remoting.marshal.serializable.SerializableUnMarshaller.read(SerializableUnMarshaller.java:123)
	at
org.jboss.remoting.transport.socket.MicroSocketClientInvoker.versionedRead(MicroSocketClientInvoker.java:1220)
	at
org.jboss.remoting.transport.socket.MicroSocketClientInvoker.transport(MicroSocketClientInvoker.java:850)
	at org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:165)
	at org.jboss.remoting.Client.invoke(Client.java:1724)
	at org.jboss.remoting.Client.invoke(Client.java:629)
	at
org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:60)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
	at
org.jboss.ejb3.proxy.impl.remoting.IsLocalProxyFactoryInterceptor.invoke(IsLocalProxyFactoryInterceptor.java:72)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
	at org.jboss.aspects.remoting.PojiProxy.invoke(PojiProxy.java:62)
	at $Proxy0.createProxyBusiness(Unknown Source)
	at
org.jboss.ejb3.proxy.impl.objectfactory.session.SessionProxyObjectFactory.createProxy(SessionProxyObjectFactory.java:129)
	at
org.jboss.ejb3.proxy.impl.objectfactory.session.stateless.StatelessSessionProxyObjectFactory.getProxy(StatelessSessionProxyObjectFactory.java:79)
	at
org.jboss.ejb3.proxy.impl.objectfactory.ProxyObjectFactory.getObjectInstance(ProxyObjectFactory.java:158)
	at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
	at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1479)
	at
org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1496)
	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:822)
	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:686)
	at javax.naming.InitialContext.lookup(InitialContext.java:351)
	at com.ejb3.client.HelloClient.doLookup(HelloClient.java:40)
	at com.ejb3.client.HelloClient.main(HelloClient.java:24)
	at
org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:72)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
	at
org.jboss.ejb3.proxy.impl.remoting.IsLocalProxyFactoryInterceptor.invoke(IsLocalProxyFactoryInterceptor.java:72)
	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
	at org.jboss.aspects.remoting.PojiProxy.invoke(PojiProxy.java:62)
	... 12 more
Exception in thread "main" java.lang.NullPointerException
	at com.ejb3.client.HelloClient.main(HelloClient.java:25)

Here is my client class.

package com.ejb3.client;
import java.util.Properties;
import com.ejb3.client.ClientUtiliy;
import javax.naming.*;
import javax.annotation.Resource;

public class HelloClient {
	@Resource
	//private static SessionContext sctx;

	public static void main (String[]args )throws Exception
	{
		Properties properties = new Properties();

       // Context ctx = new InitialContext(properties);
       Context ctx = ClientUtiliy.getInitialContext();
       // HelloBusiness helloBus =
(HelloBusiness)ctx.lookup("HellowWorldEJBEAR/HellowWorldBean/remote");
		//System.out.println("bean is saying "+helloBus.sayHello());
		HelloBusiness bean = doLookup();
		System.out.println(bean.sayHello()); // 4. Call business logic
      //  HelloBusiness helloBus =
(HelloBusiness)ctx.lookup("custom/remote/HelloBusiness");
        //helloBus.sayHello();
	}

	 private static HelloBusiness doLookup() {
	        Context context = null;
	        HelloBusiness bean = null;
	        try {
	            // 1. Obtaining Context
	            context = ClientUtiliy.getInitialContext();
	           // java.lang.Object ejbHome =
context.lookup("HellowWorldEJBEAR/HellowWorldBean/remote");
	            // 2. Generate JNDI Lookup name
	           // String lookupName = getLookupName();
	            // 3. Lookup and cast
	            bean = (HelloBusiness) context.lookup("HelloBusiness");
	            //	bean = (HelloBusiness) javax.rmi.PortableRemoteObject.narrow(ejbHome,
HelloBusiness.class);
	        } catch (NamingException e) {
	            e.printStackTrace();
	        }
	        return bean;
	    }

Have used @RemoteBinding annotation in the bean with the
jndiBinding="HelloBusiness'

...
 I am trying to implement hellow world bean example in EJB 3.0 on
Jboss and getting following error while running the client .

-----------------------------------------------------------------------------------------------------------------------------

                 Key: JBAS-9528
                 URL: https://issues.jboss.org/browse/JBAS-9528
             Project: Application Server 3  4  5 and 6
          Issue Type: Bug
      Security Level: Public(Everyone can see) 
          Components: AppClient
         Environment: JBOSS 5.1.GA, EJB 3.X , JAVA 1.5 
            Reporter: Sambprasad Kuvalekar

 javax.naming.NamingException: Could not dereference object [Root exception is
java.lang.reflect.UndeclaredThrowableException]
 	at
org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1504)
 	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:822)
 	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:686)
 	at javax.naming.InitialContext.lookup(InitialContext.java:351)
 	at com.ejb3.client.HelloClient.doLookup(HelloClient.java:40)
 	at com.ejb3.client.HelloClient.main(HelloClient.java:24)
 Caused by: java.lang.reflect.UndeclaredThrowableException
 	at $Proxy0.createProxyBusiness(Unknown Source)
 	at
org.jboss.ejb3.proxy.impl.objectfactory.session.SessionProxyObjectFactory.createProxy(SessionProxyObjectFactory.java:129)
 	at
org.jboss.ejb3.proxy.impl.objectfactory.session.stateless.StatelessSessionProxyObjectFactory.getProxy(StatelessSessionProxyObjectFactory.java:79)
 	at
org.jboss.ejb3.proxy.impl.objectfactory.ProxyObjectFactory.getObjectInstance(ProxyObjectFactory.java:158)
 	at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
 	at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1479)
 	at
org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1496)
 	... 5 more
 Caused by: java.lang.ClassNotFoundException: com.test.business.HelloBusiness
 	at
org.jboss.remoting.serialization.ClassLoaderUtility.loadClass(ClassLoaderUtility.java:103)
 	at
org.jboss.remoting.loading.RemotingClassLoader.loadClass(RemotingClassLoader.java:86)
 	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
 	at java.lang.Class.forName0(Native Method)
 	at java.lang.Class.forName(Class.java:242)
 	at
org.jboss.remoting.loading.ObjectInputStreamWithClassLoader.resolveProxyClass(ObjectInputStreamWithClassLoader.java:253)
 	at java.io.ObjectInputStream.readProxyDesc(ObjectInputStream.java:1500)
 	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1463)
 	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1699)
 	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
 	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
 	at org.jboss.aop.joinpoint.InvocationResponse.readExternal(InvocationResponse.java:119)
 	at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1756)
 	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1717)
 	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
 	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1910)
 	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1834)
 	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
 	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
 	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
 	at
org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObjectVersion2_2(JavaSerializationManager.java:238)
 	at
org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObject(JavaSerializationManager.java:138)
 	at
org.jboss.remoting.marshal.serializable.SerializableUnMarshaller.read(SerializableUnMarshaller.java:123)
 	at
org.jboss.remoting.transport.socket.MicroSocketClientInvoker.versionedRead(MicroSocketClientInvoker.java:1220)
 	at
org.jboss.remoting.transport.socket.MicroSocketClientInvoker.transport(MicroSocketClientInvoker.java:850)
 	at
org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:165)
 	at org.jboss.remoting.Client.invoke(Client.java:1724)
 	at org.jboss.remoting.Client.invoke(Client.java:629)
 	at
org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:60)
 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
 	at
org.jboss.ejb3.proxy.impl.remoting.IsLocalProxyFactoryInterceptor.invoke(IsLocalProxyFactoryInterceptor.java:72)
 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
 	at org.jboss.aspects.remoting.PojiProxy.invoke(PojiProxy.java:62)
 	at $Proxy0.createProxyBusiness(Unknown Source)
 	at
org.jboss.ejb3.proxy.impl.objectfactory.session.SessionProxyObjectFactory.createProxy(SessionProxyObjectFactory.java:129)
 	at
org.jboss.ejb3.proxy.impl.objectfactory.session.stateless.StatelessSessionProxyObjectFactory.getProxy(StatelessSessionProxyObjectFactory.java:79)
 	at
org.jboss.ejb3.proxy.impl.objectfactory.ProxyObjectFactory.getObjectInstance(ProxyObjectFactory.java:158)
 	at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
 	at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1479)
 	at
org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1496)
 	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:822)
 	at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:686)
 	at javax.naming.InitialContext.lookup(InitialContext.java:351)
 	at com.ejb3.client.HelloClient.doLookup(HelloClient.java:40)
 	at com.ejb3.client.HelloClient.main(HelloClient.java:24)
 	at
org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:72)
 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
 	at
org.jboss.ejb3.proxy.impl.remoting.IsLocalProxyFactoryInterceptor.invoke(IsLocalProxyFactoryInterceptor.java:72)
 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
 	at org.jboss.aspects.remoting.PojiProxy.invoke(PojiProxy.java:62)
 	... 12 more
 Exception in thread "main" java.lang.NullPointerException
 	at com.ejb3.client.HelloClient.main(HelloClient.java:25)
 Here is my client class.
 package com.ejb3.client;
 import java.util.Properties;
 import com.ejb3.client.ClientUtiliy;
 import javax.naming.*;
 import javax.annotation.Resource;
 public class HelloClient {
 	@Resource
 	//private static SessionContext sctx;

 	public static void main (String[]args )throws Exception
 	{
 		Properties properties = new Properties();

        // Context ctx = new InitialContext(properties);
        Context ctx = ClientUtiliy.getInitialContext();
        // HelloBusiness helloBus =
(HelloBusiness)ctx.lookup("HellowWorldEJBEAR/HellowWorldBean/remote");
 		//System.out.println("bean is saying "+helloBus.sayHello());
 		HelloBusiness bean = doLookup();
 		System.out.println(bean.sayHello()); // 4. Call business logic
       //  HelloBusiness helloBus =
(HelloBusiness)ctx.lookup("custom/remote/HelloBusiness");
         //helloBus.sayHello();
 	}

 	 private static HelloBusiness doLookup() {
 	        Context context = null;
 	        HelloBusiness bean = null;
 	        try {
 	            // 1. Obtaining Context
 	            context = ClientUtiliy.getInitialContext();
 	           // java.lang.Object ejbHome =
context.lookup("HellowWorldEJBEAR/HellowWorldBean/remote");
 	            // 2. Generate JNDI Lookup name
 	           // String lookupName = getLookupName();
 	            // 3. Lookup and cast
 	            bean = (HelloBusiness) context.lookup("HelloBusiness");
 	            //	bean = (HelloBusiness) javax.rmi.PortableRemoteObject.narrow(ejbHome,
HelloBusiness.class);
 	        } catch (NamingException e) {
 	            e.printStackTrace();
 	        }
 	        return bean;
 	    }

 Have used @RemoteBinding annotation in the bean with the
jndiBinding="HelloBusiness' 
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[jboss-jira] [JBoss JIRA] (JBAS-9528) I am trying to implement hellow world bean example in EJB 3.0 on Jboss and getting following error while running the client .