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Error working wih EJB3, Struts2 & JBoss 4.2GA
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created by <a href="http://community.jboss.org/people/nk_2010">NAG Kum</a> in <i>EJB 3.0</i> - <a href="http://community.jboss.org/message/537190#537190">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi All,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><br/>Nice chatting with you all...:) Facing below error - while accessing struts 2 action from browser - <br/>************************************************<br/>java.lang.reflect.InvocationTargetException<br/>sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br/>sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<br/>sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)<br/>java.lang.reflect.Method.invoke(Method.java:597)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:440)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:279)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:242)<br/>com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)<br/>com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)<br/>com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)<br/>com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)<br/>org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)<br/>org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)<br/>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)<br/>org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><br/>root cause</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>java.lang.NoClassDefFoundError: Could not initialize class $Proxy146<br/>sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)<br/>sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)<br/>sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)<br/>java.lang.reflect.Constructor.newInstance(Constructor.java:513)<br/>org.jboss.ejb3.stateful.StatefulLocalProxyFactory.createProxy(StatefulLocalProxyFactory.java:150)<br/>org.jboss.ejb3.JndiProxyFactory.getObjectInstance(JndiProxyFactory.java:53)<br/>javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)<br/>org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1273)<br/>org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1290)<br/>org.jnp.interfaces.NamingContext.lookup(NamingContext.java:763)<br/>org.jnp.interfaces.NamingContext.lookup(NamingContext.java:627)<br/>javax.naming.InitialContext.lookup(InitialContext.java:392)<br/>com.tarangtech.framework.ejb.clients.util.CommonPaymentAction.getAuthentication(CommonPaymentAction.java:27)<br/>com.tarangtech.mtg.authentication.struts.AuthenticationAction.execute(AuthenticationAction.java:23)<br/>sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br/>sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<br/>sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)<br/>java.lang.reflect.Method.invoke(Method.java:597)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:440)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:279)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:242)<br/>com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)<br/>com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)<br/>com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)<br/>com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)<br/>com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)<br/>org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)<br/>org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)<br/>org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)<br/>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)<br/>org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)<br/>************************************************</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Please find my code below - to look up a EJB -</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>static TreeMap<String, String[]> getAuthentication(XmlHandlerRequestASM objReqHandAsm){</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>map = new TreeMap<String, String[]>();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>try {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>ctx = new InitialContext();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>AuthenticationBean authEjb = (AuthenticationBean)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>ctx.lookup("AuthenticationLocal");</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>XmlHandlerResponseASM objRespASM = authEjb.doLoginAdm(objReqHandAsm);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>key = Constants.AdminConstants.authentication;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>if(objRespASM.getStatus().get(Constants.Communication.STATUSCODE) != null ) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>values[0] = (String) objRespASM.getStatus().get(Constants.Communication.STATUSCODE);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>else if(objRespASM.getStatus().get(Constants.Communication.ERRORCODE) != null ) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>values[0] = (String) objRespASM.getStatus().get(Constants.Communication.ERRORCODE);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>else {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>values[0] = "input";</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>map.put(key,values);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>catch (NamingException e) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>//LoggerHelper.log(arg0, arg1, arg2, arg3)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>e.printStackTrace();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>catch (NullPointerException e) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>// TODO Auto-generated catch block</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>e.printStackTrace();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>catch (TarangFrameworkException e) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>// TODO Auto-generated catch block</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>e.printStackTrace();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>return map;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Below is the AuthenticationBean class ::</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Stateful</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Local</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>(AuthenticationLocal.class)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@LocalBinding</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>(jndiBinding="AuthenticationLocal")</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Remote</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>(Authentication.class)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@RemoteBinding</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>(jndiBinding="Authentication")</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>class AuthenticationBean implements AuthenticationLocal{</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Appreciate any ideas to resolve my application issue.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks in advance..<br/>NK</p></div>
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