You have to copy the jar in your classpath and redeploy your application
after, it should work
2011/5/27 Martin Gainty<mgai...@hotmail.com>
copy xwork-core-2.2.1.jar to WEB-INF\lib
Martin
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Date: Thu, 26 May 2011 16:52:29 -0400
From: em...@encs.concordia.ca
To: user@struts.apache.org
Subject: When start tomcat6 always got "java.lang.NoClassDefFoundError:
com/opensymphony/xwork2/util/finder/ClassFinder$InfoBuildingVisitor"
Error!
Hello,
struts2.2.3, when tomcat6 is started, always got:
java.lang.NoClassDefFoundError:
com/opensymphony/xwork2/util/finder/ClassFinder$InfoBuildingVisitor
But the class is in the attached jar file.
Could someone tell me why I got the exception for all action class
please?
Thanks alot!
Emi
--
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts2.ServletActionContext;
import com.opensymphony.xwork2.ActionSupport;
public class ActionClass extends ActionSupport
{
public String execute() throws Exception
{
HttpServletRequest req = ServletActionContext.getRequest();
HttpServletResponse res = ServletActionContext.getResponse();
return SUCCESS;
}
}
==========================================================================
2011-05-26 16:48:00,539 ERROR finder.ClassFinder.error:38 - Unable to
read class [ActionClass]
java.lang.NoClassDefFoundError:
com/opensymphony/xwork2/util/finder/ClassFinder$InfoBuildingVisitor
at
com.opensymphony.xwork2.util.finder.ClassFinder.readClassDef(ClassFinder.java:780)
at
com.opensymphony.xwork2.util.finder.ClassFinder.<init>(ClassFinder.java:165)
at
org.apache.struts2.convention.PackageBasedActionConfigBuilder.findActions(PackageBasedActionConfigBuilder.java:376)
at
org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:334)
at
org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:53)
at
com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:215)
at
com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)
at
org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:380)
at
org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:424)
at
org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:195)
at
org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:295)
at
org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422)
at
org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115)
at
org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4071)
at
org.apache.catalina.core.StandardContext.start(StandardContext.java:4725)
at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)
at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)
at
org.apache.catalina.core.StandardHost.addChild(StandardHost.java:601)
at
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:675)
at
org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:601)
at
org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:502)
at
org.apache.catalina.startup.HostConfig.start(HostConfig.java:1315)
at
org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)
at
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1061)
at
org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
at
org.apache.catalina.core.StandardService.start(StandardService.java:525)
at
org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
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:597)
at
org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
