Skip to Main Content

Java Programming

Announcement

For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle.com. Technical questions should be asked in the appropriate category. Thank you!

Problem with InvocationTargetException error

807605Jul 23 2007 — edited Jul 30 2007
So I'm using the company standard struts framework and I've created an external class that is going to implement httpunit to perform some quick web automation. This external class is called in action class like such
    	webscrape ws = new webscrape(frm,"http://www.google.com");
    	ws.doScrape();
and the class itself looks like:
import junit.framework.*;

import com.telus.acrportal.actionform.ACRForm;
import com.meterware.httpunit.*;
import java.util.*;

public class webscrape extends TestCase {

	String sms_url;
	ACRForm sms_frm;
	public webscrape(ACRForm sms_frm,String sms_url ){
		this.sms_url = sms_url;
		this.sms_frm = sms_frm;
	}
	
	public void doScrape () throws Exception{

	    WebConversation wc = new WebConversation();
	    //WebResponse resp = wc.getResponse( "http://nna.tsl.telus.com/event/admin/event_send.asp" );
	    WebResponse resp = wc.getResponse( "http://www.google.com" );

	    WebForm form = resp.getForms()[0];
	    form.setParameter("q","Disney");
	    form.submit();
}
}
and finally the error looks like this:
[DEBUG] Jul 23 2007 01:33:41PM - findException: look locally for java.lang.reflect.InvocationTargetException
[DEBUG] Jul 23 2007 01:33:41PM - findException: look globally for java.lang.reflect.InvocationTargetException
[DEBUG] Jul 23 2007 01:33:41PM - findException: look locally for java.lang.Exception
[DEBUG] Jul 23 2007 01:33:41PM - findException: look globally for java.lang.Exception
[DEBUG] Jul 23 2007 01:33:41PM - findException: look locally for java.lang.Throwable
[DEBUG] Jul 23 2007 01:33:41PM - findException: look globally for java.lang.Throwable
[DEBUG] Jul 23 2007 01:33:41PM - findException: look locally for java.lang.Object
[DEBUG] Jul 23 2007 01:33:41PM - findException: look globally for java.lang.Object
[WARN] Jul 23 2007 01:33:41PM - Unhandled exception
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:324)
	at com.ttttt.frameworkslight.action.BaseAction.execute(BaseAction.java:80)
	at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:53)
	at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:64)
	at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:48)
	at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)
	at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:280)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1858)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:459)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run(ServletStubImpl.java:1072)
	at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:465)
	at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:28)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at com.ttttt.frameworkslight.customtags.resources.DbbTableFilter.doFilter(DbbTableFilter.java:69)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at com.ttttt.frameworkslight.resources.LoginFilter.doFilter(LoginFilter.java:208)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at org.securityfilter.filter.SecurityFilter.doFilter(SecurityFilter.java:188)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:6987)
	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
	at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
	at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3892)
	at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2766)
	at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:224)
	at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:183)
Caused by: java.lang.NoClassDefFoundError: junit/framework/TestCase
	at java.lang.ClassLoader.defineClass0(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
	at weblogic.utils.classloaders.GenericClassLoader.findLocalClass(GenericClassLoader.java:480)
	at weblogic.utils.classloaders.GenericClassLoader.findClass(GenericClassLoader.java:182)
	at weblogic.utils.classloaders.ChangeAwareClassLoader.findClass(ChangeAwareClassLoader.java:61)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
	at weblogic.utils.classloaders.GenericClassLoader.loadClass(GenericClassLoader.java:224)
	at weblogic.utils.classloaders.ChangeAwareClassLoader.loadClass(ChangeAwareClassLoader.java:41)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)
	at com.ttttt.project.dao.ACRDao.postSMS(ACRDao.java:723)
	at com.ttttt.project.action.ACRAction.addNew(ACRAction.java:327)
	... 33 more
[WARN] Jul 23 2007 01:33:41PM - Exception from exceptionCommand 'servlet-exception'
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:324)
	at com.ttttt.frameworkslight.action.BaseAction.execute(BaseAction.java:80)
	at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:53)
	at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:64)
	at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:48)
	at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)
	at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:280)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1858)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:459)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run(ServletStubImpl.java:1072)
	at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:465)
	at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:28)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at com.ttttt.frameworkslight.customtags.resources.DbbTableFilter.doFilter(DbbTableFilter.java:69)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at com.ttttt.frameworkslight.resources.LoginFilter.doFilter(LoginFilter.java:208)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at org.securityfilter.filter.SecurityFilter.doFilter(SecurityFilter.java:188)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27)
	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:6987)
	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
	at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
	at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3892)
	at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2766)
	at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:224)
	at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:183)
Caused by: java.lang.NoClassDefFoundError: junit/framework/TestCase
	at java.lang.ClassLoader.defineClass0(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
	at weblogic.utils.classloaders.GenericClassLoader.findLocalClass(GenericClassLoader.java:480)
	at weblogic.utils.classloaders.GenericClassLoader.findClass(GenericClassLoader.java:182)
	at weblogic.utils.classloaders.ChangeAwareClassLoader.findClass(ChangeAwareClassLoader.java:61)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
	at weblogic.utils.classloaders.GenericClassLoader.loadClass(GenericClassLoader.java:224)
	at weblogic.utils.classloaders.ChangeAwareClassLoader.loadClass(ChangeAwareClassLoader.java:41)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)
	at com.ttttt.project.dao.ACRDao.postSMS(ACRDao.java:723)
	at com.ttttt.project.action.ACRAction.addNew(ACRAction.java:327)
From debugging I can tell it fails in the action class before it even creates the instance of the webscrape class. Any idea on where to start on this one?
Comments
Locked Post
New comments cannot be posted to this locked post.
Post Details
Locked on Aug 27 2007
Added on Jul 23 2007
7 comments
565 views